diff --git a/configure.ac b/configure.ac
index 6f397160..617adfcf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,7 +4,7 @@ dnl Copyright (C) 2017-2023 Ulrich Telle <ulrich@telle-online.de>, Vadim Zeitlin
 dnl
 dnl This file is covered by the same licence as the entire wxSQLite3 package.
 
-AC_INIT([wxsqlite3], [4.9.7], [ulrich@telle-online.de])
+AC_INIT([wxsqlite3], [4.9.8], [ulrich@telle-online.de])
 
 dnl This is the version tested with, might work with earlier ones.
 AC_PREREQ([2.69])
@@ -82,13 +82,23 @@ AC_ARG_WITH([rc4],
 AS_IF([test "x$with_rc4" = xno],
     [AC_DEFINE([WXSQLITE3_HAVE_CIPHER_RC4], [0], [Define if you have RC4 disabled])])
 
+AC_ARG_WITH([ascon128],
+    [AS_HELP_STRING([--without-ascon128],
+        [Disable support for Ascon 128 Encryption])],
+    [],
+    [with_ascon128=yes])
+
+AS_IF([test "x$with_ascon128" = xno],
+    [AC_DEFINE([WXSQLITE3_HAVE_CIPHER_ASCON128], [0], [Define if you have Ascon 128 disabled])])
+
 AC_ARG_ENABLE(codec,
     [  --enable-codec[=<codec type>] Specify the codec type:
                               aes128: AES 128 Bit CBC Encryption
                               aes256: AES 256 Bit CBC Encryption
                               chacha20 [default]: ChaCha20-Poly1305 Encryption
                               sqlcipher: SQLCipher Encryption
-                              rc4: RC4 Encryption],
+                              rc4: RC4 Encryption
+                              ascon128: Ascon 128 Encryption],
       [if   test "x$enableval" = "xaes128" && test "x$with_aes128cbc" = xyes ; then
         codec_type=CODEC_TYPE_AES128
       elif test "x$enableval" = "xaes256" && test "x$with_aes256cbc" = xyes ; then
@@ -99,6 +109,8 @@ AC_ARG_ENABLE(codec,
         codec_type=CODEC_TYPE_SQLCIPHER
       elif test "x$enableval" = "xrc4" && test "x$with_rc4" = xyes ; then
         codec_type=CODEC_TYPE_RC4
+      elif test "x$enableval" = "xascon128" && test "x$with_ascon128" = xyes ; then
+        codec_type=CODEC_TYPE_ASCON128
       else
         echo
         echo "Error!"
@@ -112,7 +124,8 @@ AS_IF([test "x$with_aes128cbc" = xno &&
        test "x$with_aes256cbc" = xno &&
        test "x$with_chacha20" = xno &&
        test "x$with_sqlcipher" = xno &&
-       test "x$with_rc4" = xno],
+       test "x$with_rc4" = xno &&
+       test "x$with_ascon128" = xno],
        [AC_DEFINE([WXSQLITE3_HAVE_CODEC], [0], [All ciphers disabled so encryption is disabled])])
 
 dnl We only need the libraries above for the main library itself, but the
diff --git a/include/wx/wxsqlite3.h b/include/wx/wxsqlite3.h
index ad8b2dd6..f3d6e4ee 100644
--- a/include/wx/wxsqlite3.h
+++ b/include/wx/wxsqlite3.h
@@ -38,7 +38,8 @@ enum wxSQLite3CipherType
   WXSQLITE_CIPHER_AES256,
   WXSQLITE_CIPHER_CHACHA20,
   WXSQLITE_CIPHER_SQLCIPHER,
-  WXSQLITE_CIPHER_RC4
+  WXSQLITE_CIPHER_RC4,
+  WXSQLITE_CIPHER_ASCON128
 };
 
 #define WXSQLITE_ERROR 1000
@@ -133,6 +134,7 @@ enum wxSQLite3StatementStatus
 #define WXSQLITE_DIRECTONLY       0x000080000
 #define WXSQLITE_SUBTYPE          0x000100000
 #define WXSQLITE_INNOCUOUS        0x000200000
+#define WXSQLITE_RESULT_SUBTYPE   0x001000000
 
 inline void operator++(wxSQLite3LimitType& value)
 {
@@ -1221,6 +1223,73 @@ class WXDLLIMPEXP_SQLITE3 wxSQLite3CipherRC4 : public wxSQLite3Cipher
   bool m_legacy; ///< Flag for legacy mode
 };
 
+/// Cipher class representing Ascon-128 encryption with Ascon tag
+class WXDLLIMPEXP_SQLITE3 wxSQLite3CipherAscon128 : public wxSQLite3Cipher
+{
+public:
+  /// Constructor
+  wxSQLite3CipherAscon128();
+
+  /// Copy constructor
+  wxSQLite3CipherAscon128(const wxSQLite3CipherAscon128& cipher);
+
+  /// Destructor
+  virtual ~wxSQLite3CipherAscon128();
+
+  /// Initialize the cipher instance based on global default settings
+  /**
+  * The parameters of the cipher instance are initialize with the global default settings of the associated cipher type.
+  * \return true if the cipher instance could be initialized successfully, false otherwise
+  */
+  virtual bool InitializeFromGlobalDefault();
+
+  /// Initialize the cipher instance based on current settings
+  /**
+  * The parameters of the cipher instance are initialize with the current settings of the associated cipher type
+  * as defined in the given database connection.
+  * \param db database instance representing a database connection
+  * \return true if the cipher instance could be initialized successfully, false otherwise
+  */
+  virtual bool InitializeFromCurrent(wxSQLite3Database& db);
+
+  /// Initialize the cipher instance based on current default settings
+  /**
+  * The parameters of the cipher instance are initialize with the current default settings of the associated cipher type
+  * as defined in the given database connection.
+  * \param db database instance representing a database connection
+  * \return true if the cipher instance could be initialized successfully, false otherwise
+  */
+  virtual bool InitializeFromCurrentDefault(wxSQLite3Database& db);
+
+  /// Apply the cipher parameters to a database connection
+  /**
+  * The parameters of the cipher instance are applied to the given database connection.
+  * \param db database instance representing a database connection
+  * \return true if the cipher parameters could be applied successfully, false otherwise
+  */
+  virtual bool Apply(wxSQLite3Database& db) const;
+  virtual bool Apply(void* dbHandle) const;
+
+#if 0
+  // Currently no legacy mode available
+  /// Set legacy mode
+  void SetLegacy(bool legacy) { m_legacy = legacy; }
+
+  /// Get legacy mode
+  bool GetLegacy() const { return m_legacy; }
+#endif
+
+  /// Set iteration count of KDF function for ordinary key
+  void SetKdfIter(int kdfIter) { m_kdfIter = kdfIter; }
+
+  /// Get iteration count of KDF function for ordinary key
+  int GetKdfIter() const { return m_kdfIter; }
+
+private:
+  bool m_legacy;   ///< Flag for legacy mode
+  int  m_kdfIter;  ///< Iteration count for KDF function
+};
+
 
 /// Interface for a user defined hook function
 /**
diff --git a/include/wx/wxsqlite3_version.h b/include/wx/wxsqlite3_version.h
index 20793f62..400a9d69 100644
--- a/include/wx/wxsqlite3_version.h
+++ b/include/wx/wxsqlite3_version.h
@@ -14,8 +14,8 @@
 
 #define WXSQLITE3_MAJOR_VERSION      4
 #define WXSQLITE3_MINOR_VERSION      9
-#define WXSQLITE3_RELEASE_NUMBER     7
+#define WXSQLITE3_RELEASE_NUMBER     8
 #define WXSQLITE3_SUBRELEASE_NUMBER  0
-#define WXSQLITE3_VERSION_STRING     "wxSQLite3 4.9.7"
+#define WXSQLITE3_VERSION_STRING     "wxSQLite3 4.9.8"
 
 #endif // WXSQLITE3_VERSION_H_
diff --git a/include/wx/wxsqlite3def.h b/include/wx/wxsqlite3def.h
index 69fd4317..18e74e95 100644
--- a/include/wx/wxsqlite3def.h
+++ b/include/wx/wxsqlite3def.h
@@ -46,6 +46,13 @@
 
 <dl>
 
+<dt><b>4.9.8</b> - <i>November 2023</i></dt>
+<dd>
+Upgrade to <i>SQLite3 Multiple Ciphers version 1.8.0 (SQLite version 3.44.1)</i><br>
+Added new cipher scheme Ascon-128 (Lightweight Authenticated Encryption)
+
+</dd>
+
 <dt><b>4.9.7</b> - <i>November 2023</i></dt>
 <dd>
 Upgrade to <i>SQLite3 Multiple Ciphers version 1.7.4 (SQLite version 3.44.0)</i><br>
diff --git a/readme.md b/readme.md
index b7b632a5..323f0f03 100644
--- a/readme.md
+++ b/readme.md
@@ -28,7 +28,8 @@ Currently the following encryption schemes are supported:
 - AES 256 Bit CBC - No HMAC ([wxSQLite3](https://github.com/utelle/wxsqlite3))
 - ChaCha20 - Poly1305 HMAC ([sqleet](https://github.com/resilar/sqleet)) (**default**)
 - AES 256 Bit CBC - SHA1/SHA256/SHA512 HMAC ([SQLCipher](https://www.zetetic.net/sqlcipher/) versions 1 - 4) 
-- RC4 - No HMAC ([System.Data.SQLite](http://system.data.sqlite.org/))
+- RC4 - No HMAC ([System.Data.SQLite](https://system.data.sqlite.org/))
+- Ascon 128 - Ascon Tag ([Ascon](https://ascon.iaik.tugraz.at/)) (since version 4.9.8)
 
 ## Important Notes
 
@@ -48,6 +49,9 @@ Since August 2020 a new implementation of an encryption extension, capable of su
 
 ## <a name="history"></a>Version history
 
+* 4.9.8 - *November 2023*
+  - Upgrade to SQLite3 Multiple Ciphers version 1.8.0 (SQLite version 3.44.1)
+  - Added new cipher scheme Ascon-128 (Lightweight Authenticated Encryption)
 * 4.9.7 - *November 2023*
   - Upgrade to SQLite3 Multiple Ciphers version 1.7.4 (SQLite version 3.44.0)
   - Prevent crashes due to uninitialized cipher tables (issue #113)
diff --git a/samples/treeview/treeviewapp.cpp b/samples/treeview/treeviewapp.cpp
index e340362d..869d7546 100644
--- a/samples/treeview/treeviewapp.cpp
+++ b/samples/treeview/treeviewapp.cpp
@@ -102,6 +102,14 @@ TreeviewSampleApp::OnInit()
 int
 TreeviewSampleApp::OnExit()
 {
+  try
+  {
+    m_db.Close();
+  }
+  catch (wxSQLite3Exception& e)
+  {
+  }
+
   wxSQLite3Database::ShutdownSQLite();
   return wxApp::OnExit();
 }
diff --git a/src/sqlite3mc_amalgamation.c b/src/sqlite3mc_amalgamation.c
index 89bc173d..42d85f2c 100644
--- a/src/sqlite3mc_amalgamation.c
+++ b/src/sqlite3mc_amalgamation.c
@@ -67,6 +67,13 @@ void sqlite3mc_shutdown(void);
 #if !defined(_CRT_RAND_S)
 #define _CRT_RAND_S
 #endif
+
+#else /* !WIN32 */
+
+/* Define this before <string.h> is included to */
+/* retrieve memset_s() declaration if available. */
+#define __STDC_WANT_LIB_EXT1__ 1
+
 #endif
 
 #ifndef SQLITE_API
@@ -104,7 +111,7 @@ extern SQLITE_API LPWSTR sqlite3_win32_utf8_to_unicode(const char*);
 /*** Begin of #include "sqlite3patched.c" ***/
 /******************************************************************************
 ** This file is an amalgamation of many separate C source files from SQLite
-** version 3.44.0.  By combining all the individual C code files into this
+** version 3.44.1.  By combining all the individual C code files into this
 ** single large file, the entire code can be compiled as a single translation
 ** unit.  This allows many compilers to do optimizations that would not be
 ** possible if the files were compiled separately.  Performance improvements
@@ -122,7 +129,7 @@ extern SQLITE_API LPWSTR sqlite3_win32_utf8_to_unicode(const char*);
 ** separate file. This file contains only code for the core SQLite library.
 **
 ** The content in this amalgamation comes from Fossil check-in
-** 17129ba1ff7f0daf37100ee82d507aef7827.
+** d295f48e8f367b066b881780c98bdf980a1d.
 */
 #define SQLITE_CORE 1
 #define SQLITE_AMALGAMATION 1
@@ -563,9 +570,9 @@ extern "C" {
 ** [sqlite3_libversion_number()], [sqlite3_sourceid()],
 ** [sqlite_version()] and [sqlite_source_id()].
 */
-#define SQLITE_VERSION        "3.44.0"
-#define SQLITE_VERSION_NUMBER 3044000
-#define SQLITE_SOURCE_ID      "2023-11-01 11:23:50 17129ba1ff7f0daf37100ee82d507aef7827cf38de1866e2633096ae6ad81301"
+#define SQLITE_VERSION        "3.44.1"
+#define SQLITE_VERSION_NUMBER 3044001
+#define SQLITE_SOURCE_ID      "2023-11-22 14:18:12 d295f48e8f367b066b881780c98bdf980a1d550397d5ba0b0e49842c95b3e8b4"
 
 /*
 ** CAPI3REF: Run-Time Library Version Numbers
@@ -5990,13 +5997,27 @@ SQLITE_API int sqlite3_create_window_function(
 ** </dd>
 **
 ** [[SQLITE_SUBTYPE]] <dt>SQLITE_SUBTYPE</dt><dd>
-** The SQLITE_SUBTYPE flag indicates to SQLite that a function may call
+** The SQLITE_SUBTYPE flag indicates to SQLite that a function might call
 ** [sqlite3_value_subtype()] to inspect the sub-types of its arguments.
-** Specifying this flag makes no difference for scalar or aggregate user
-** functions. However, if it is not specified for a user-defined window
-** function, then any sub-types belonging to arguments passed to the window
-** function may be discarded before the window function is called (i.e.
-** sqlite3_value_subtype() will always return 0).
+** This flag instructs SQLite to omit some corner-case optimizations that
+** might disrupt the operation of the [sqlite3_value_subtype()] function,
+** causing it to return zero rather than the correct subtype().
+** SQL functions that invokes [sqlite3_value_subtype()] should have this
+** property.  If the SQLITE_SUBTYPE property is omitted, then the return
+** value from [sqlite3_value_subtype()] might sometimes be zero even though
+** a non-zero subtype was specified by the function argument expression.
+**
+** [[SQLITE_RESULT_SUBTYPE]] <dt>SQLITE_RESULT_SUBTYPE</dt><dd>
+** The SQLITE_RESULT_SUBTYPE flag indicates to SQLite that a function might call
+** [sqlite3_result_subtype()] to cause a sub-type to be associated with its
+** result.
+** Every function that invokes [sqlite3_result_subtype()] should have this
+** property.  If it does not, then the call to [sqlite3_result_subtype()]
+** might become a no-op if the function is used as term in an
+** [expression index].  On the other hand, SQL functions that never invoke
+** [sqlite3_result_subtype()] should avoid setting this property, as the
+** purpose of this property is to disable certain optimizations that are
+** incompatible with subtypes.
 ** </dd>
 ** </dl>
 */
@@ -6004,6 +6025,7 @@ SQLITE_API int sqlite3_create_window_function(
 #define SQLITE_DIRECTONLY       0x000080000
 #define SQLITE_SUBTYPE          0x000100000
 #define SQLITE_INNOCUOUS        0x000200000
+#define SQLITE_RESULT_SUBTYPE   0x001000000
 
 /*
 ** CAPI3REF: Deprecated Functions
@@ -6200,6 +6222,12 @@ SQLITE_API int sqlite3_value_encoding(sqlite3_value*);
 ** information can be used to pass a limited amount of context from
 ** one SQL function to another.  Use the [sqlite3_result_subtype()]
 ** routine to set the subtype for the return value of an SQL function.
+**
+** Every [application-defined SQL function] that invoke this interface
+** should include the [SQLITE_SUBTYPE] property in the text
+** encoding argument when the function is [sqlite3_create_function|registered].
+** If the [SQLITE_SUBTYPE] property is omitted, then sqlite3_value_subtype()
+** might return zero instead of the upstream subtype in some corner cases.
 */
 SQLITE_API unsigned int sqlite3_value_subtype(sqlite3_value*);
 
@@ -6330,14 +6358,22 @@ SQLITE_API sqlite3 *sqlite3_context_db_handle(sqlite3_context*);
 ** <li> ^(when sqlite3_set_auxdata() is invoked again on the same
 **       parameter)^, or
 ** <li> ^(during the original sqlite3_set_auxdata() call when a memory
-**      allocation error occurs.)^ </ul>
+**      allocation error occurs.)^
+** <li> ^(during the original sqlite3_set_auxdata() call if the function
+**      is evaluated during query planning instead of during query execution,
+**      as sometimes happens with [SQLITE_ENABLE_STAT4].)^ </ul>
 **
-** Note the last bullet in particular.  The destructor X in
+** Note the last two bullets in particular.  The destructor X in
 ** sqlite3_set_auxdata(C,N,P,X) might be called immediately, before the
 ** sqlite3_set_auxdata() interface even returns.  Hence sqlite3_set_auxdata()
 ** should be called near the end of the function implementation and the
 ** function implementation should not make any use of P after
-** sqlite3_set_auxdata() has been called.
+** sqlite3_set_auxdata() has been called.  Furthermore, a call to
+** sqlite3_get_auxdata() that occurs immediately after a corresponding call
+** to sqlite3_set_auxdata() might still return NULL if an out-of-memory
+** condition occurred during the sqlite3_set_auxdata() call or if the
+** function is being evaluated during query planning rather than during
+** query execution.
 **
 ** ^(In practice, auxiliary data is preserved between function calls for
 ** function parameters that are compile-time constants, including literal
@@ -6611,6 +6647,20 @@ SQLITE_API int sqlite3_result_zeroblob64(sqlite3_context*, sqlite3_uint64 n);
 ** higher order bits are discarded.
 ** The number of subtype bytes preserved by SQLite might increase
 ** in future releases of SQLite.
+**
+** Every [application-defined SQL function] that invokes this interface
+** should include the [SQLITE_RESULT_SUBTYPE] property in its
+** text encoding argument when the SQL function is
+** [sqlite3_create_function|registered].  If the [SQLITE_RESULT_SUBTYPE]
+** property is omitted from the function that invokes sqlite3_result_subtype(),
+** then in some cases the sqlite3_result_subtype() might fail to set
+** the result subtype.
+**
+** If SQLite is compiled with -DSQLITE_STRICT_SUBTYPE=1, then any
+** SQL function that invokes the sqlite3_result_subtype() interface
+** and that does not have the SQLITE_RESULT_SUBTYPE property will raise
+** an error.  Future versions of SQLite might enable -DSQLITE_STRICT_SUBTYPE=1
+** by default.
 */
 SQLITE_API void sqlite3_result_subtype(sqlite3_context*,unsigned int);
 
@@ -17926,14 +17976,15 @@ struct FuncDestructor {
 #define SQLITE_FUNC_SLOCHNG  0x2000 /* "Slow Change". Value constant during a
                                     ** single query - might change over time */
 #define SQLITE_FUNC_TEST     0x4000 /* Built-in testing functions */
-/*                           0x8000 -- available for reuse */
+#define SQLITE_FUNC_RUNONLY  0x8000 /* Cannot be used by valueFromFunction */
 #define SQLITE_FUNC_WINDOW   0x00010000 /* Built-in window-only function */
 #define SQLITE_FUNC_INTERNAL 0x00040000 /* For use by NestedParse() only */
 #define SQLITE_FUNC_DIRECT   0x00080000 /* Not for use in TRIGGERs or VIEWs */
-#define SQLITE_FUNC_SUBTYPE  0x00100000 /* Result likely to have sub-type */
+/* SQLITE_SUBTYPE            0x00100000 // Consumer of subtypes */
 #define SQLITE_FUNC_UNSAFE   0x00200000 /* Function has side effects */
 #define SQLITE_FUNC_INLINE   0x00400000 /* Functions implemented in-line */
 #define SQLITE_FUNC_BUILTIN  0x00800000 /* This is a built-in function */
+/*  SQLITE_RESULT_SUBTYPE    0x01000000 // Generator of subtypes */
 #define SQLITE_FUNC_ANYORDER 0x08000000 /* count/min/max aggregate */
 
 /* Identifier numbers for each in-line function */
@@ -18025,9 +18076,10 @@ struct FuncDestructor {
 #define MFUNCTION(zName, nArg, xPtr, xFunc) \
   {nArg, SQLITE_FUNC_BUILTIN|SQLITE_FUNC_CONSTANT|SQLITE_UTF8, \
    xPtr, 0, xFunc, 0, 0, 0, #zName, {0} }
-#define JFUNCTION(zName, nArg, iArg, xFunc) \
-  {nArg, SQLITE_FUNC_BUILTIN|SQLITE_DETERMINISTIC|\
-   SQLITE_FUNC_CONSTANT|SQLITE_UTF8, \
+#define JFUNCTION(zName, nArg, bUseCache, bWS, bRS, iArg, xFunc) \
+  {nArg, SQLITE_FUNC_BUILTIN|SQLITE_DETERMINISTIC|SQLITE_FUNC_CONSTANT|\
+   SQLITE_UTF8|((bUseCache)*SQLITE_FUNC_RUNONLY)|\
+   ((bRS)*SQLITE_SUBTYPE)|((bWS)*SQLITE_RESULT_SUBTYPE), \
    SQLITE_INT_TO_PTR(iArg), 0, xFunc, 0, 0, 0, #zName, {0} }
 #define INLINE_FUNC(zName, nArg, iArg, mFlags) \
   {nArg, SQLITE_FUNC_BUILTIN|\
@@ -29568,7 +29620,7 @@ SQLITE_PRIVATE void sqlite3MemoryBarrier(void){
   SQLITE_MEMORY_BARRIER;
 #elif defined(__GNUC__)
   __sync_synchronize();
-#elif MSVC_VERSION>=1300
+#elif MSVC_VERSION>=1400
   _ReadWriteBarrier();
 #elif defined(MemoryBarrier)
   MemoryBarrier();
@@ -61573,10 +61625,13 @@ SQLITE_PRIVATE int sqlite3PagerOpen(
 */
 SQLITE_API sqlite3_file *sqlite3_database_file_object(const char *zName){
   Pager *pPager;
+  const char *p;
   while( zName[-1]!=0 || zName[-2]!=0 || zName[-3]!=0 || zName[-4]!=0 ){
     zName--;
   }
-  pPager = *(Pager**)(zName - 4 - sizeof(Pager*));
+  p = zName - 4 - sizeof(Pager*);
+  assert( EIGHT_BYTE_ALIGNMENT(p) );
+  pPager = *(Pager**)p;
   return pPager->fd;
 }
 
@@ -83537,7 +83592,7 @@ static int valueFromFunction(
 #endif
   assert( pFunc );
   if( (pFunc->funcFlags & (SQLITE_FUNC_CONSTANT|SQLITE_FUNC_SLOCHNG))==0
-   || (pFunc->funcFlags & SQLITE_FUNC_NEEDCOLL)
+   || (pFunc->funcFlags & (SQLITE_FUNC_NEEDCOLL|SQLITE_FUNC_RUNONLY))!=0
   ){
     return SQLITE_OK;
   }
@@ -90078,6 +90133,18 @@ SQLITE_API void sqlite3_result_subtype(sqlite3_context *pCtx, unsigned int eSubt
 #ifdef SQLITE_ENABLE_API_ARMOR
   if( pCtx==0 ) return;
 #endif
+#if defined(SQLITE_STRICT_SUBTYPE) && SQLITE_STRICT_SUBTYPE+0!=0
+  if( pCtx->pFunc!=0
+   && (pCtx->pFunc->funcFlags & SQLITE_RESULT_SUBTYPE)==0
+  ){
+    char zErr[200];
+    sqlite3_snprintf(sizeof(zErr), zErr,
+                     "misuse of sqlite3_result_subtype() by %s()",
+                     pCtx->pFunc->zName);
+    sqlite3_result_error(pCtx, zErr, -1);
+    return;
+  }
+#endif /* SQLITE_STRICT_SUBTYPE */
   pOut = pCtx->pOut;
   assert( sqlite3_mutex_held(pOut->db->mutex) );
   pOut->eSubtype = eSubtype & 0xff;
@@ -100447,7 +100514,7 @@ case OP_VCheck: {             /* out2 */
   pTab = pOp->p4.pTab;
   assert( pTab!=0 );
   assert( IsVirtual(pTab) );
-  assert( pTab->u.vtab.p!=0 );
+  if( pTab->u.vtab.p==0 ) break;
   pVtab = pTab->u.vtab.p->pVtab;
   assert( pVtab!=0 );
   pModule = pVtab->pModule;
@@ -114043,8 +114110,8 @@ SQLITE_PRIVATE int sqlite3ExprListCompare(const ExprList *pA, const ExprList *pB
 */
 SQLITE_PRIVATE int sqlite3ExprCompareSkip(Expr *pA,Expr *pB, int iTab){
   return sqlite3ExprCompare(0,
-             sqlite3ExprSkipCollateAndLikely(pA),
-             sqlite3ExprSkipCollateAndLikely(pB),
+             sqlite3ExprSkipCollate(pA),
+             sqlite3ExprSkipCollate(pB),
              iTab);
 }
 
@@ -147736,10 +147803,11 @@ static void selectAddSubqueryTypeInfo(Walker *pWalker, Select *p){
   SrcList *pTabList;
   SrcItem *pFrom;
 
-  assert( p->selFlags & SF_Resolved );
   if( p->selFlags & SF_HasTypeInfo ) return;
   p->selFlags |= SF_HasTypeInfo;
   pParse = pWalker->pParse;
+  testcase( (p->selFlags & SF_Resolved)==0 );
+  assert( (p->selFlags & SF_Resolved) || IN_RENAME_OBJECT );
   pTabList = p->pSrc;
   for(i=0, pFrom=pTabList->a; i<pTabList->nSrc; i++, pFrom++){
     Table *pTab = pFrom->pTab;
@@ -148761,6 +148829,7 @@ SQLITE_PRIVATE int sqlite3Select(
           TREETRACE(0x1000,pParse,p,
                     ("LEFT-JOIN simplifies to JOIN on term %d\n",i));
           pItem->fg.jointype &= ~(JT_LEFT|JT_OUTER);
+          unsetJoinExpr(p->pWhere, pItem->iCursor, 0);
         }
       }
       if( pItem->fg.jointype & JT_LTORJ ){
@@ -148775,17 +148844,15 @@ SQLITE_PRIVATE int sqlite3Select(
               TREETRACE(0x1000,pParse,p,
                         ("RIGHT-JOIN simplifies to JOIN on term %d\n",j));
               pI2->fg.jointype &= ~(JT_RIGHT|JT_OUTER);
+              unsetJoinExpr(p->pWhere, pI2->iCursor, 1);
             }
           }
         }
-        for(j=pTabList->nSrc-1; j>=i; j--){
+        for(j=pTabList->nSrc-1; j>=0; j--){
           pTabList->a[j].fg.jointype &= ~JT_LTORJ;
           if( pTabList->a[j].fg.jointype & JT_RIGHT ) break;
         }
       }
-      assert( pItem->iCursor>=0 );
-      unsetJoinExpr(p->pWhere, pItem->iCursor,
-                    pTabList->a[0].fg.jointype & JT_LTORJ);
     }
 
     /* No further action if this term of the FROM clause is not a subquery */
@@ -166189,6 +166256,20 @@ static SQLITE_NOINLINE void whereAddIndexedExpr(
       continue;
     }
     if( sqlite3ExprIsConstant(pExpr) ) continue;
+    if( pExpr->op==TK_FUNCTION ){
+      /* Functions that might set a subtype should not be replaced by the
+      ** value taken from an expression index since the index omits the
+      ** subtype.  https://sqlite.org/forum/forumpost/68d284c86b082c3e */
+      int n;
+      FuncDef *pDef;
+      sqlite3 *db = pParse->db;
+      assert( ExprUseXList(pExpr) );
+      n = pExpr->x.pList ? pExpr->x.pList->nExpr : 0;
+      pDef = sqlite3FindFunction(db, pExpr->u.zToken, n, ENC(db), 0);
+      if( pDef==0 || (pDef->funcFlags & SQLITE_RESULT_SUBTYPE)!=0 ){
+        continue;
+      }
+    }
     p = sqlite3DbMallocRaw(pParse->db,  sizeof(IndexedExpr));
     if( p==0 ) break;
     p->pIENext = pParse->pIdxEpr;
@@ -168371,7 +168452,7 @@ SQLITE_PRIVATE int sqlite3WindowRewrite(Parse *pParse, Select *p){
       assert( ExprUseXList(pWin->pOwner) );
       assert( pWin->pWFunc!=0 );
       pArgs = pWin->pOwner->x.pList;
-      if( pWin->pWFunc->funcFlags & SQLITE_FUNC_SUBTYPE ){
+      if( pWin->pWFunc->funcFlags & SQLITE_SUBTYPE ){
         selectWindowRewriteEList(pParse, pMWin, pSrc, pArgs, pTab, &pSublist);
         pWin->iArgCol = (pSublist ? pSublist->nExpr : 0);
         pWin->bExprArgs = 1;
@@ -179545,7 +179626,7 @@ SQLITE_PRIVATE int sqlite3CreateFunc(
   assert( SQLITE_FUNC_CONSTANT==SQLITE_DETERMINISTIC );
   assert( SQLITE_FUNC_DIRECT==SQLITE_DIRECTONLY );
   extraFlags = enc &  (SQLITE_DETERMINISTIC|SQLITE_DIRECTONLY|
-                       SQLITE_SUBTYPE|SQLITE_INNOCUOUS);
+                       SQLITE_SUBTYPE|SQLITE_INNOCUOUS|SQLITE_RESULT_SUBTYPE);
   enc &= (SQLITE_FUNC_ENCMASK|SQLITE_ANY);
 
   /* The SQLITE_INNOCUOUS flag is the same bit as SQLITE_FUNC_UNSAFE.  But
@@ -203134,13 +203215,19 @@ static void jsonAppendNormalizedString(JsonString *p, const char *zIn, u32 N){
   zIn++;
   N -= 2;
   while( N>0 ){
-    for(i=0; i<N && zIn[i]!='\\'; i++){}
+    for(i=0; i<N && zIn[i]!='\\' && zIn[i]!='"'; i++){}
     if( i>0 ){
       jsonAppendRawNZ(p, zIn, i);
       zIn += i;
       N -= i;
       if( N==0 ) break;
     }
+    if( zIn[0]=='"' ){
+      jsonAppendRawNZ(p, "\\\"", 2);
+      zIn++;
+      N--;
+      continue;
+    }
     assert( zIn[0]=='\\' );
     switch( (u8)zIn[1] ){
       case '\'':
@@ -203535,7 +203622,8 @@ static void jsonReturnJson(
   JsonParse *pParse,          /* The complete JSON */
   JsonNode *pNode,            /* Node to return */
   sqlite3_context *pCtx,      /* Return value for this function */
-  int bGenerateAlt            /* Also store the rendered text in zAlt */
+  int bGenerateAlt,           /* Also store the rendered text in zAlt */
+  int omitSubtype             /* Do not call sqlite3_result_subtype() */
 ){
   JsonString s;
   if( pParse->oom ){
@@ -203550,7 +203638,7 @@ static void jsonReturnJson(
       pParse->nAlt = s.nUsed;
     }
     jsonResult(&s);
-    sqlite3_result_subtype(pCtx, JSON_SUBTYPE);
+    if( !omitSubtype ) sqlite3_result_subtype(pCtx, JSON_SUBTYPE);
   }
 }
 
@@ -203591,7 +203679,8 @@ static u32 jsonHexToInt4(const char *z){
 static void jsonReturn(
   JsonParse *pParse,          /* Complete JSON parse tree */
   JsonNode *pNode,            /* Node to return */
-  sqlite3_context *pCtx       /* Return value for this function */
+  sqlite3_context *pCtx,      /* Return value for this function */
+  int omitSubtype             /* Do not call sqlite3_result_subtype() */
 ){
   switch( pNode->eType ){
     default: {
@@ -203737,7 +203826,7 @@ static void jsonReturn(
     }
     case JSON_ARRAY:
     case JSON_OBJECT: {
-      jsonReturnJson(pParse, pNode, pCtx, 0);
+      jsonReturnJson(pParse, pNode, pCtx, 0, omitSubtype);
       break;
     }
   }
@@ -205089,7 +205178,7 @@ static void jsonParseFunc(
   printf("iSubst    = %u\n", p->iSubst);
   printf("iHold     = %u\n", p->iHold);
   jsonDebugPrintNodeEntries(p->aNode, p->nNode);
-  jsonReturnJson(p, p->aNode, ctx, 1);
+  jsonReturnJson(p, p->aNode, ctx, 1, 0);
 }
 
 /*
@@ -205275,15 +205364,14 @@ static void jsonExtractFunc(
       }
       if( pNode ){
         if( flags & JSON_JSON ){
-          jsonReturnJson(p, pNode, ctx, 0);
+          jsonReturnJson(p, pNode, ctx, 0, 0);
         }else{
-          jsonReturn(p, pNode, ctx);
-          sqlite3_result_subtype(ctx, 0);
+          jsonReturn(p, pNode, ctx, 1);
         }
       }
     }else{
       pNode = jsonLookup(p, zPath, 0, ctx);
-      if( p->nErr==0 && pNode ) jsonReturn(p, pNode, ctx);
+      if( p->nErr==0 && pNode ) jsonReturn(p, pNode, ctx, 0);
     }
   }else{
     /* Two or more PATH arguments results in a JSON array with each
@@ -205409,7 +205497,7 @@ static void jsonPatchFunc(
   if( pResult && pX->oom==0 ){
     jsonDebugPrintParse(pX);
     jsonDebugPrintNode(pResult);
-    jsonReturnJson(pX, pResult, ctx, 0);
+    jsonReturnJson(pX, pResult, ctx, 0, 0);
   }else{
     sqlite3_result_error_nomem(ctx);
   }
@@ -205488,7 +205576,7 @@ static void jsonRemoveFunc(
     }
   }
   if( (pParse->aNode[0].jnFlags & JNODE_REMOVE)==0 ){
-    jsonReturnJson(pParse, pParse->aNode, ctx, 1);
+    jsonReturnJson(pParse, pParse->aNode, ctx, 1, 0);
   }
 remove_done:
   jsonDebugPrintParse(p);
@@ -205617,7 +205705,7 @@ static void jsonReplaceFunc(
       jsonReplaceNode(ctx, pParse, (u32)(pNode - pParse->aNode), argv[i+1]);
     }
   }
-  jsonReturnJson(pParse, pParse->aNode, ctx, 1);
+  jsonReturnJson(pParse, pParse->aNode, ctx, 1, 0);
 replace_err:
   jsonDebugPrintParse(pParse);
   jsonParseFree(pParse);
@@ -205671,7 +205759,7 @@ static void jsonSetFunc(
     }
   }
   jsonDebugPrintParse(pParse);
-  jsonReturnJson(pParse, pParse->aNode, ctx, 1);
+  jsonReturnJson(pParse, pParse->aNode, ctx, 1, 0);
 jsonSetDone:
   jsonParseFree(pParse);
 }
@@ -206186,7 +206274,7 @@ static int jsonEachColumn(
     case JEACH_KEY: {
       if( p->i==0 ) break;
       if( p->eType==JSON_OBJECT ){
-        jsonReturn(&p->sParse, pThis, ctx);
+        jsonReturn(&p->sParse, pThis, ctx, 0);
       }else if( p->eType==JSON_ARRAY ){
         u32 iKey;
         if( p->bRecursive ){
@@ -206202,7 +206290,7 @@ static int jsonEachColumn(
     }
     case JEACH_VALUE: {
       if( pThis->jnFlags & JNODE_LABEL ) pThis++;
-      jsonReturn(&p->sParse, pThis, ctx);
+      jsonReturn(&p->sParse, pThis, ctx, 0);
       break;
     }
     case JEACH_TYPE: {
@@ -206213,7 +206301,7 @@ static int jsonEachColumn(
     case JEACH_ATOM: {
       if( pThis->jnFlags & JNODE_LABEL ) pThis++;
       if( pThis->eType>=JSON_ARRAY ) break;
-      jsonReturn(&p->sParse, pThis, ctx);
+      jsonReturn(&p->sParse, pThis, ctx, 0);
       break;
     }
     case JEACH_ID: {
@@ -206506,34 +206594,43 @@ static sqlite3_module jsonTreeModule = {
 SQLITE_PRIVATE void sqlite3RegisterJsonFunctions(void){
 #ifndef SQLITE_OMIT_JSON
   static FuncDef aJsonFunc[] = {
-    JFUNCTION(json,               1, 0,  jsonRemoveFunc),
-    JFUNCTION(json_array,        -1, 0,  jsonArrayFunc),
-    JFUNCTION(json_array_length,  1, 0,  jsonArrayLengthFunc),
-    JFUNCTION(json_array_length,  2, 0,  jsonArrayLengthFunc),
-    JFUNCTION(json_error_position,1, 0,  jsonErrorFunc),
-    JFUNCTION(json_extract,      -1, 0,  jsonExtractFunc),
-    JFUNCTION(->,                 2, JSON_JSON, jsonExtractFunc),
-    JFUNCTION(->>,                2, JSON_SQL, jsonExtractFunc),
-    JFUNCTION(json_insert,       -1, 0,  jsonSetFunc),
-    JFUNCTION(json_object,       -1, 0,  jsonObjectFunc),
-    JFUNCTION(json_patch,         2, 0,  jsonPatchFunc),
-    JFUNCTION(json_quote,         1, 0,  jsonQuoteFunc),
-    JFUNCTION(json_remove,       -1, 0,  jsonRemoveFunc),
-    JFUNCTION(json_replace,      -1, 0,  jsonReplaceFunc),
-    JFUNCTION(json_set,          -1, JSON_ISSET,  jsonSetFunc),
-    JFUNCTION(json_type,          1, 0,  jsonTypeFunc),
-    JFUNCTION(json_type,          2, 0,  jsonTypeFunc),
-    JFUNCTION(json_valid,         1, 0,  jsonValidFunc),
-#if SQLITE_DEBUG
-    JFUNCTION(json_parse,         1, 0,  jsonParseFunc),
-    JFUNCTION(json_test1,         1, 0,  jsonTest1Func),
+    /*                     calls sqlite3_result_subtype()                    */
+    /*                                  |                                    */
+    /*              Uses cache ______   |   __ calls sqlite3_value_subtype() */
+    /*                               |  |  |                                 */
+    /*          Num args _________   |  |  |   ___ Flags                     */
+    /*                            |  |  |  |  |                              */
+    /*                            |  |  |  |  |                              */
+    JFUNCTION(json,               1, 1, 1, 0, 0,          jsonRemoveFunc),
+    JFUNCTION(json_array,        -1, 0, 1, 1, 0,          jsonArrayFunc),
+    JFUNCTION(json_array_length,  1, 1, 0, 0, 0,          jsonArrayLengthFunc),
+    JFUNCTION(json_array_length,  2, 1, 0, 0, 0,          jsonArrayLengthFunc),
+    JFUNCTION(json_error_position,1, 1, 0, 0, 0,          jsonErrorFunc),
+    JFUNCTION(json_extract,      -1, 1, 1, 0, 0,          jsonExtractFunc),
+    JFUNCTION(->,                 2, 1, 1, 0, JSON_JSON,  jsonExtractFunc),
+    JFUNCTION(->>,                2, 1, 0, 0, JSON_SQL,   jsonExtractFunc),
+    JFUNCTION(json_insert,       -1, 1, 1, 1, 0,          jsonSetFunc),
+    JFUNCTION(json_object,       -1, 0, 1, 1, 0,          jsonObjectFunc),
+    JFUNCTION(json_patch,         2, 1, 1, 0, 0,          jsonPatchFunc),
+    JFUNCTION(json_quote,         1, 0, 1, 1, 0,          jsonQuoteFunc),
+    JFUNCTION(json_remove,       -1, 1, 1, 0, 0,          jsonRemoveFunc),
+    JFUNCTION(json_replace,      -1, 1, 1, 1, 0,          jsonReplaceFunc),
+    JFUNCTION(json_set,          -1, 1, 1, 1, JSON_ISSET, jsonSetFunc),
+    JFUNCTION(json_type,          1, 1, 0, 0, 0,          jsonTypeFunc),
+    JFUNCTION(json_type,          2, 1, 0, 0, 0,          jsonTypeFunc),
+    JFUNCTION(json_valid,         1, 1, 0, 0, 0,          jsonValidFunc),
+#ifdef SQLITE_DEBUG
+    JFUNCTION(json_parse,         1, 1, 1, 0, 0,          jsonParseFunc),
+    JFUNCTION(json_test1,         1, 1, 0, 1, 0,          jsonTest1Func),
 #endif
     WAGGREGATE(json_group_array,  1, 0, 0,
        jsonArrayStep, jsonArrayFinal, jsonArrayValue, jsonGroupInverse,
-       SQLITE_SUBTYPE|SQLITE_UTF8|SQLITE_DETERMINISTIC),
+       SQLITE_SUBTYPE|SQLITE_RESULT_SUBTYPE|SQLITE_UTF8|
+       SQLITE_DETERMINISTIC),
     WAGGREGATE(json_group_object, 2, 0, 0,
        jsonObjectStep, jsonObjectFinal, jsonObjectValue, jsonGroupInverse,
-       SQLITE_SUBTYPE|SQLITE_UTF8|SQLITE_DETERMINISTIC)
+       SQLITE_SUBTYPE|SQLITE_RESULT_SUBTYPE|SQLITE_UTF8|
+       SQLITE_DETERMINISTIC)
   };
   sqlite3InsertBuiltinFuncs(aJsonFunc, ArraySize(aJsonFunc));
 #endif
@@ -236270,10 +236367,8 @@ static Fts5HashEntry *fts5HashEntryMerge(
 }
 
 /*
-** Extract all tokens from hash table iHash and link them into a list
-** in sorted order. The hash table is cleared before returning. It is
-** the responsibility of the caller to free the elements of the returned
-** list.
+** Link all tokens from hash table iHash into a list in sorted order. The
+** tokens are not removed from the hash table.
 */
 static int fts5HashEntrySort(
   Fts5Hash *pHash,
@@ -239139,6 +239234,14 @@ static void fts5SegIterHashInit(
         pLeaf->p = (u8*)pList;
       }
     }
+
+    /* The call to sqlite3Fts5HashScanInit() causes the hash table to
+    ** fill the size field of all existing position lists. This means they
+    ** can no longer be appended to. Since the only scenario in which they
+    ** can be appended to is if the previous operation on this table was
+    ** a DELETE, by clearing the Fts5Index.bDelete flag we can avoid this
+    ** possibility altogether.  */
+    p->bDelete = 0;
   }else{
     p->rc = sqlite3Fts5HashQuery(p->pHash, sizeof(Fts5Data),
         (const char*)pTerm, nTerm, (void**)&pLeaf, &nList
@@ -240816,7 +240919,7 @@ static void fts5WriteAppendPoslistData(
   const u8 *a = aData;
   int n = nData;
 
-  assert( p->pConfig->pgsz>0 );
+  assert( p->pConfig->pgsz>0 || p->rc!=SQLITE_OK );
   while( p->rc==SQLITE_OK
      && (pPage->buf.n + pPage->pgidx.n + n)>=p->pConfig->pgsz
   ){
@@ -242076,8 +242179,9 @@ static int sqlite3Fts5IndexOptimize(Fts5Index *p){
 
   assert( p->rc==SQLITE_OK );
   fts5IndexFlush(p);
-  assert( p->nContentlessDelete==0 );
+  assert( p->rc!=SQLITE_OK || p->nContentlessDelete==0 );
   pStruct = fts5StructureRead(p);
+  assert( p->rc!=SQLITE_OK || pStruct!=0 );
   fts5StructureInvalidate(p);
 
   if( pStruct ){
@@ -247654,7 +247758,7 @@ static void fts5SourceIdFunc(
 ){
   assert( nArg==0 );
   UNUSED_PARAM2(nArg, apUnused);
-  sqlite3_result_text(pCtx, "fts5: 2023-11-01 11:23:50 17129ba1ff7f0daf37100ee82d507aef7827cf38de1866e2633096ae6ad81301", -1, SQLITE_TRANSIENT);
+  sqlite3_result_text(pCtx, "fts5: 2023-11-22 14:18:12 d295f48e8f367b066b881780c98bdf980a1d550397d5ba0b0e49842c95b3e8b4", -1, SQLITE_TRANSIENT);
 }
 
 /*
@@ -252761,7 +252865,7 @@ SQLITE_API const char *sqlite3_sourceid(void){ return SQLITE_SOURCE_ID; }
 ** Purpose:     Header file for SQLite3 Multiple Ciphers compile-time configuration
 ** Author:      Ulrich Telle
 ** Created:     2021-09-27
-** Copyright:   (c) 2019-2022 Ulrich Telle
+** Copyright:   (c) 2019-2023 Ulrich Telle
 ** License:     MIT
 */
 
@@ -252795,6 +252899,10 @@ SQLITE_API const char *sqlite3_sourceid(void){ return SQLITE_SOURCE_ID; }
 #define HAVE_CIPHER_RC4 WXSQLITE3_HAVE_CIPHER_RC4
 #endif
 
+#ifdef WXSQLITE3_HAVE_CIPHER_ASCON128
+#define HAVE_CIPHER_ASCON128 WXSQLITE3_HAVE_CIPHER_ASCON128
+#endif
+
 /*
 ** Actual definitions of supported ciphers
 */
@@ -252818,6 +252926,10 @@ SQLITE_API const char *sqlite3_sourceid(void){ return SQLITE_SOURCE_ID; }
 #define HAVE_CIPHER_RC4 1
 #endif
 
+#ifndef HAVE_CIPHER_ASCON128
+#define HAVE_CIPHER_ASCON128 1
+#endif
+
 /*
 ** Disable all built-in ciphers on request
 */
@@ -252832,11 +252944,13 @@ SQLITE_API const char *sqlite3_sourceid(void){ return SQLITE_SOURCE_ID; }
 #undef HAVE_CIPHER_CHACHA20
 #undef HAVE_CIPHER_SQLCIPHER
 #undef HAVE_CIPHER_RC4
+#undef HAVE_CIPHER_ASCON128
 #define HAVE_CIPHER_AES_128_CBC 0
 #define HAVE_CIPHER_AES_256_CBC 0
 #define HAVE_CIPHER_CHACHA20    0
 #define HAVE_CIPHER_SQLCIPHER   0
 #define HAVE_CIPHER_RC4         0
+#define HAVE_CIPHER_ASCON128    0
 #endif
 
 /*
@@ -252926,7 +253040,7 @@ SQLITE_API const char *sqlite3_sourceid(void){ return SQLITE_SOURCE_ID; }
 ** Purpose:     Header file for SQLite3 Multiple Ciphers support
 ** Author:      Ulrich Telle
 ** Created:     2020-03-01
-** Copyright:   (c) 2019-2022 Ulrich Telle
+** Copyright:   (c) 2019-2023 Ulrich Telle
 ** License:     MIT
 */
 
@@ -252953,10 +253067,10 @@ SQLITE_API const char *sqlite3_sourceid(void){ return SQLITE_SOURCE_ID; }
 #define SQLITE3MC_VERSION_H_
 
 #define SQLITE3MC_VERSION_MAJOR      1
-#define SQLITE3MC_VERSION_MINOR      7
-#define SQLITE3MC_VERSION_RELEASE    4
+#define SQLITE3MC_VERSION_MINOR      8
+#define SQLITE3MC_VERSION_RELEASE    0
 #define SQLITE3MC_VERSION_SUBRELEASE 0
-#define SQLITE3MC_VERSION_STRING     "SQLite3 Multiple Ciphers 1.7.4"
+#define SQLITE3MC_VERSION_STRING     "SQLite3 Multiple Ciphers 1.8.0"
 
 #endif /* SQLITE3MC_VERSION_H_ */
 /*** End of #include "sqlite3mc_version.h" ***/
@@ -253115,9 +253229,9 @@ extern "C" {
 ** [sqlite3_libversion_number()], [sqlite3_sourceid()],
 ** [sqlite_version()] and [sqlite_source_id()].
 */
-#define SQLITE_VERSION        "3.44.0"
-#define SQLITE_VERSION_NUMBER 3044000
-#define SQLITE_SOURCE_ID      "2023-11-01 11:23:50 17129ba1ff7f0daf37100ee82d507aef7827cf38de1866e2633096ae6ad81301"
+#define SQLITE_VERSION        "3.44.1"
+#define SQLITE_VERSION_NUMBER 3044001
+#define SQLITE_SOURCE_ID      "2023-11-22 14:18:12 d295f48e8f367b066b881780c98bdf980a1d550397d5ba0b0e49842c95b3e8b4"
 
 /*
 ** CAPI3REF: Run-Time Library Version Numbers
@@ -258542,13 +258656,27 @@ SQLITE_API int sqlite3_create_window_function(
 ** </dd>
 **
 ** [[SQLITE_SUBTYPE]] <dt>SQLITE_SUBTYPE</dt><dd>
-** The SQLITE_SUBTYPE flag indicates to SQLite that a function may call
+** The SQLITE_SUBTYPE flag indicates to SQLite that a function might call
 ** [sqlite3_value_subtype()] to inspect the sub-types of its arguments.
-** Specifying this flag makes no difference for scalar or aggregate user
-** functions. However, if it is not specified for a user-defined window
-** function, then any sub-types belonging to arguments passed to the window
-** function may be discarded before the window function is called (i.e.
-** sqlite3_value_subtype() will always return 0).
+** This flag instructs SQLite to omit some corner-case optimizations that
+** might disrupt the operation of the [sqlite3_value_subtype()] function,
+** causing it to return zero rather than the correct subtype().
+** SQL functions that invokes [sqlite3_value_subtype()] should have this
+** property.  If the SQLITE_SUBTYPE property is omitted, then the return
+** value from [sqlite3_value_subtype()] might sometimes be zero even though
+** a non-zero subtype was specified by the function argument expression.
+**
+** [[SQLITE_RESULT_SUBTYPE]] <dt>SQLITE_RESULT_SUBTYPE</dt><dd>
+** The SQLITE_RESULT_SUBTYPE flag indicates to SQLite that a function might call
+** [sqlite3_result_subtype()] to cause a sub-type to be associated with its
+** result.
+** Every function that invokes [sqlite3_result_subtype()] should have this
+** property.  If it does not, then the call to [sqlite3_result_subtype()]
+** might become a no-op if the function is used as term in an
+** [expression index].  On the other hand, SQL functions that never invoke
+** [sqlite3_result_subtype()] should avoid setting this property, as the
+** purpose of this property is to disable certain optimizations that are
+** incompatible with subtypes.
 ** </dd>
 ** </dl>
 */
@@ -258556,6 +258684,7 @@ SQLITE_API int sqlite3_create_window_function(
 #define SQLITE_DIRECTONLY       0x000080000
 #define SQLITE_SUBTYPE          0x000100000
 #define SQLITE_INNOCUOUS        0x000200000
+#define SQLITE_RESULT_SUBTYPE   0x001000000
 
 /*
 ** CAPI3REF: Deprecated Functions
@@ -258752,6 +258881,12 @@ SQLITE_API int sqlite3_value_encoding(sqlite3_value*);
 ** information can be used to pass a limited amount of context from
 ** one SQL function to another.  Use the [sqlite3_result_subtype()]
 ** routine to set the subtype for the return value of an SQL function.
+**
+** Every [application-defined SQL function] that invoke this interface
+** should include the [SQLITE_SUBTYPE] property in the text
+** encoding argument when the function is [sqlite3_create_function|registered].
+** If the [SQLITE_SUBTYPE] property is omitted, then sqlite3_value_subtype()
+** might return zero instead of the upstream subtype in some corner cases.
 */
 SQLITE_API unsigned int sqlite3_value_subtype(sqlite3_value*);
 
@@ -258882,14 +259017,22 @@ SQLITE_API sqlite3 *sqlite3_context_db_handle(sqlite3_context*);
 ** <li> ^(when sqlite3_set_auxdata() is invoked again on the same
 **       parameter)^, or
 ** <li> ^(during the original sqlite3_set_auxdata() call when a memory
-**      allocation error occurs.)^ </ul>
+**      allocation error occurs.)^
+** <li> ^(during the original sqlite3_set_auxdata() call if the function
+**      is evaluated during query planning instead of during query execution,
+**      as sometimes happens with [SQLITE_ENABLE_STAT4].)^ </ul>
 **
-** Note the last bullet in particular.  The destructor X in
+** Note the last two bullets in particular.  The destructor X in
 ** sqlite3_set_auxdata(C,N,P,X) might be called immediately, before the
 ** sqlite3_set_auxdata() interface even returns.  Hence sqlite3_set_auxdata()
 ** should be called near the end of the function implementation and the
 ** function implementation should not make any use of P after
-** sqlite3_set_auxdata() has been called.
+** sqlite3_set_auxdata() has been called.  Furthermore, a call to
+** sqlite3_get_auxdata() that occurs immediately after a corresponding call
+** to sqlite3_set_auxdata() might still return NULL if an out-of-memory
+** condition occurred during the sqlite3_set_auxdata() call or if the
+** function is being evaluated during query planning rather than during
+** query execution.
 **
 ** ^(In practice, auxiliary data is preserved between function calls for
 ** function parameters that are compile-time constants, including literal
@@ -259163,6 +259306,20 @@ SQLITE_API int sqlite3_result_zeroblob64(sqlite3_context*, sqlite3_uint64 n);
 ** higher order bits are discarded.
 ** The number of subtype bytes preserved by SQLite might increase
 ** in future releases of SQLite.
+**
+** Every [application-defined SQL function] that invokes this interface
+** should include the [SQLITE_RESULT_SUBTYPE] property in its
+** text encoding argument when the SQL function is
+** [sqlite3_create_function|registered].  If the [SQLITE_RESULT_SUBTYPE]
+** property is omitted from the function that invokes sqlite3_result_subtype(),
+** then in some cases the sqlite3_result_subtype() might fail to set
+** the result subtype.
+**
+** If SQLite is compiled with -DSQLITE_STRICT_SUBTYPE=1, then any
+** SQL function that invokes the sqlite3_result_subtype() interface
+** and that does not have the SQLITE_RESULT_SUBTYPE property will raise
+** an error.  Future versions of SQLite might enable -DSQLITE_STRICT_SUBTYPE=1
+** by default.
 */
 SQLITE_API void sqlite3_result_subtype(sqlite3_context*,unsigned int);
 
@@ -266339,7 +266496,8 @@ int sqlite3_user_delete(
 #define CODEC_TYPE_CHACHA20    3
 #define CODEC_TYPE_SQLCIPHER   4
 #define CODEC_TYPE_RC4         5
-#define CODEC_TYPE_MAX_BUILTIN 5
+#define CODEC_TYPE_ASCON128    6
+#define CODEC_TYPE_MAX_BUILTIN 6
 
 /*
 ** Definition of API functions
@@ -272790,6 +272948,8 @@ SQLITE_PRIVATE int sqlite3mcCodecAttach(sqlite3* db, int nDb, const char* zPath,
 
 SQLITE_PRIVATE void sqlite3mcCodecGetKey(sqlite3* db, int nDb, void** zKey, int* nKey);
 
+SQLITE_PRIVATE void sqlite3mcSecureZeroMemory(void* v, size_t n);
+
 /* Debugging */
 
 #if 0
@@ -274707,6 +274867,1582 @@ SQLITE_PRIVATE const CipherDescriptor mcRC4Descriptor =
 #endif
 /*** End of #include "cipher_sds_rc4.c" ***/
 
+/* #include "cipher_ascon.c" */
+/*** Begin of #include "cipher_ascon.c" ***/
+/*
+** Name:        cipher_ascon.c
+** Purpose:     Implementation of cipher Ascon
+** Author:      Ulrich Telle
+** Created:     2023-11-13
+** Copyright:   (c) 2023-2023 Ulrich Telle
+** License:     MIT
+*/
+
+/* #include "cipher_common.h" */
+
+
+/* --- Ascon --- */
+#if HAVE_CIPHER_ASCON128
+
+#define CIPHER_NAME_ASCON128 "ascon128"
+
+/*
+** Configuration parameters for "ascon128a"
+**
+** - kdf_iter : number of iterations for key derivation
+*/
+
+#define ASCON128_KDF_ITER_DEFAULT 64007
+
+/* #include "ascon/prolog.h" */
+/*** Begin of #include "ascon/prolog.h" ***/
+/*
+** Name:        prolog.h
+** Purpose:     Include important header files, before 
+** Based on:    Public domain Ascon reference implementation
+**              and optimized variants for 32- and 64-bit
+**              (see https://github.com/ascon/ascon-c)
+** Remarks:     API functions adapted for use in SQLite3 Multiple Ciphers
+** Modified by: Ulrich Telle
+** Copyright:   (c) 2023-2023 Ulrich Telle
+** License:     MIT
+*/
+
+#ifndef PROLOG_H
+#define PROLOG_H
+
+/* #include "word.h" */
+/*** Begin of #include "word.h" ***/
+#ifndef WORD_H_
+#define WORD_H_
+
+#include <stdint.h>
+#include <string.h>
+
+/* #include "bendian.h" */
+/*** Begin of #include "bendian.h" ***/
+#ifndef ENDIAN_H_
+#define ENDIAN_H_
+
+#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+
+/* macros for big endian machines */
+#ifdef PRAGMA_ENDIAN
+#pragma message("Using macros for big endian machines")
+#endif
+#define ASCON_U64BIG(x) (x)
+#define ASCON_U32BIG(x) (x)
+#define ASCON_U16BIG(x) (x)
+
+#elif defined(_MSC_VER) || \
+    (defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
+
+/* macros for little endian machines */
+#ifdef PRAGMA_ENDIAN
+#pragma message("Using macros for little endian machines")
+#endif
+#define ASCON_U64BIG(x)                          \
+  (((0x00000000000000FFULL & (x)) << 56) | \
+   ((0x000000000000FF00ULL & (x)) << 40) | \
+   ((0x0000000000FF0000ULL & (x)) << 24) | \
+   ((0x00000000FF000000ULL & (x)) << 8) |  \
+   ((0x000000FF00000000ULL & (x)) >> 8) |  \
+   ((0x0000FF0000000000ULL & (x)) >> 24) | \
+   ((0x00FF000000000000ULL & (x)) >> 40) | \
+   ((0xFF00000000000000ULL & (x)) >> 56))
+#define ASCON_U32BIG(x)                                           \
+  (((0x000000FF & (x)) << 24) | ((0x0000FF00 & (x)) << 8) | \
+   ((0x00FF0000 & (x)) >> 8) | ((0xFF000000 & (x)) >> 24))
+#define ASCON_U16BIG(x) (((0x00FF & (x)) << 8) | ((0xFF00 & (x)) >> 8))
+
+#else
+#error "Ascon byte order macros not defined in bendian.h"
+#endif
+
+#endif /* ENDIAN_H_ */
+/*** End of #include "bendian.h" ***/
+
+/* #include "forceinline.h" */
+/*** Begin of #include "forceinline.h" ***/
+#ifndef FORCEINLINE_H_
+#define FORCEINLINE_H_
+
+/* define forceinline macro */
+#ifdef _MSC_VER
+#define forceinline __forceinline
+#elif defined(__GNUC__)
+#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+#define forceinline inline __attribute__((__always_inline__))
+#else
+#define forceinline static inline
+#endif
+#elif defined(__CLANG__)
+#if __has_attribute(__always_inline__)
+#define forceinline inline __attribute__((__always_inline__))
+#else
+#define forceinline inline
+#endif
+#else
+#define forceinline inline
+#endif
+
+#endif /* FORCEINLINE_H_ */
+/*** End of #include "forceinline.h" ***/
+
+
+typedef union {
+  uint64_t x;
+  uint32_t w[2];
+  uint8_t b[8];
+} word_t;
+
+#define ASCON_U64TOWORD(x) ASCON_U64BIG(x)
+#define ASCON_WORDTOU64(x) ASCON_U64BIG(x)
+
+forceinline uint64_t ASCON_ROR(uint64_t x, int n) { return x >> n | x << (-n & 63); }
+
+forceinline uint64_t ASCON_KEYROT(uint64_t lo2hi, uint64_t hi2lo) {
+  return lo2hi << 32 | hi2lo >> 32;
+}
+
+forceinline int ASCON_NOTZERO(uint64_t a, uint64_t b) {
+  uint64_t result = a | b;
+  result |= result >> 32;
+  result |= result >> 16;
+  result |= result >> 8;
+  return ((((int)(result & 0xff) - 1) >> 8) & 1) - 1;
+}
+
+forceinline uint64_t ASCON_PAD(int i) { return 0x80ull << (56 - 8 * i); }
+
+forceinline uint64_t ASCON_PRFS_MLEN(uint64_t len) { return len << 51; }
+
+forceinline uint64_t ASCON_CLEAR(uint64_t w, int n) {
+  /* undefined for n == 0 */
+  uint64_t mask = ~0ull >> (8 * n);
+  return w & mask;
+}
+
+forceinline uint64_t ASCON_MASK(int n) {
+  /* undefined for n == 0 */
+  return ~0ull >> (64 - 8 * n);
+}
+
+forceinline uint64_t ASCON_LOAD(const uint8_t* bytes, int n) {
+  uint64_t x = *(uint64_t*)bytes & ASCON_MASK(n);
+  return ASCON_U64TOWORD(x);
+}
+
+forceinline void ASCON_STORE(uint8_t* bytes, uint64_t w, int n) {
+  *(uint64_t*)bytes &= ~ASCON_MASK(n);
+  *(uint64_t*)bytes |= ASCON_WORDTOU64(w);
+}
+
+forceinline uint64_t ASCON_LOADBYTES(const uint8_t* bytes, int n) {
+  uint64_t x = 0;
+  memcpy(&x, bytes, n);
+  return ASCON_U64TOWORD(x);
+}
+
+forceinline void ASCON_STOREBYTES(uint8_t* bytes, uint64_t w, int n) {
+  uint64_t x = ASCON_WORDTOU64(w);
+  memcpy(bytes, &x, n);
+}
+
+#endif /* WORD_H_ */
+/*** End of #include "word.h" ***/
+
+
+#endif
+/*** End of #include "ascon/prolog.h" ***/
+
+/* #include "ascon/aead.c" */
+/*** Begin of #include "ascon/aead.c" ***/
+/*
+** Name:        aead.c
+** Purpose:     Stream encryption/decryption with Ascon
+** Based on:    Public domain Ascon reference implementation
+**              and optimized variants for 32- and 64-bit
+**              (see https://github.com/ascon/ascon-c)
+** Remarks:     API functions adapted for use in SQLite3 Multiple Ciphers
+** Modified by: Ulrich Telle
+** Copyright:   (c) 2023-2023 Ulrich Telle
+** License:     MIT
+*/
+
+/* #include "api.h" */
+/*** Begin of #include "api.h" ***/
+/*
+** Name:        api.h
+** Purpose:     Definition of preprocessor symbols
+** Based on:    Public domain Ascon reference implementation
+**              and optimized variants for 32- and 64-bit
+**              (see https://github.com/ascon/ascon-c)
+** Remarks:     API functions adapted for use in SQLite3 Multiple Ciphers
+**              Combined symbols from AEAD and HASH
+** Modified by: Ulrich Telle
+** Copyright:   (c) 2023-2023 Ulrich Telle
+** License:     MIT
+*/
+
+#define CRYPTO_VERSION "1.2.7"
+#define CRYPTO_KEYBYTES 16
+#define CRYPTO_NSECBYTES 0
+#define CRYPTO_NPUBBYTES 16
+#define CRYPTO_ABYTES 16
+#define CRYPTO_NOOVERLAP 1
+#define ASCON_AEAD_RATE 8
+
+#define CRYPTO_BYTES 32
+#define ASCON_HASH_BYTES 32 /* HASH */
+#define ASCON_HASH_ROUNDS 12
+
+#define ASCON_AEAD_KEY_LEN CRYPTO_KEYBYTES
+#define ASCON_AEAD_NONCE_LEN CRYPTO_NPUBBYTES
+#define ASCON_AEAD_TAG_LEN CRYPTO_ABYTES
+#define ASCON_SALT_LEN CRYPTO_NPUBBYTES
+/*** End of #include "api.h" ***/
+
+/* #include "ascon.h" */
+/*** Begin of #include "ascon.h" ***/
+#ifndef ASCON_H_
+#define ASCON_H_
+
+#include <stdint.h>
+
+/* #include "api.h" */
+
+/* #include "config.h" */
+/*** Begin of #include "config.h" ***/
+#ifndef CONFIG_H_
+#define CONFIG_H_
+
+/* inline the ascon mode */
+#ifndef ASCON_INLINE_MODE
+#define ASCON_INLINE_MODE 1
+#endif
+
+/* inline all permutations */
+#ifndef ASCON_INLINE_PERM
+#define ASCON_INLINE_PERM 1
+#endif
+
+/* unroll permutation loops */
+#ifndef ASCON_UNROLL_LOOPS
+#define ASCON_UNROLL_LOOPS 1
+#endif
+
+#endif /* CONFIG_H_ */
+/*** End of #include "config.h" ***/
+
+
+typedef union {
+  uint64_t x[5];
+  uint32_t w[5][2];
+  uint8_t b[5][8];
+} ascon_state_t;
+
+#ifdef ASCON_AEAD_RATE
+
+#define ASCON_KEYWORDS (CRYPTO_KEYBYTES + 7) / 8
+
+typedef union {
+  uint64_t x[ASCON_KEYWORDS];
+  uint32_t w[ASCON_KEYWORDS][2];
+  uint8_t b[ASCON_KEYWORDS][8];
+} ascon_key_t;
+
+#if !ASCON_INLINE_MODE
+
+void ascon_loadkey(ascon_key_t* key, const uint8_t* k);
+void ascon_initaead(ascon_state_t* s, const ascon_key_t* key,
+                    const uint8_t* npub);
+void ascon_adata(ascon_state_t* s, const uint8_t* ad, uint64_t adlen);
+void ascon_encrypt(ascon_state_t* s, uint8_t* c, const uint8_t* m,
+                   uint64_t mlen);
+void ascon_decrypt(ascon_state_t* s, uint8_t* m, const uint8_t* c,
+                   uint64_t clen);
+void ascon_final(ascon_state_t* s, const ascon_key_t* k);
+
+#endif
+
+#endif
+
+#ifdef ASCON_HASH_BYTES
+
+#if !ASCON_INLINE_MODE
+
+void ascon_inithash(ascon_state_t* s);
+void ascon_absorb(ascon_state_t* s, const uint8_t* in, uint64_t inlen);
+void ascon_squeeze(ascon_state_t* s, uint8_t* out, uint64_t outlen);
+
+#endif
+
+#endif
+
+#endif /* ASCON_H_ */
+/*** End of #include "ascon.h" ***/
+
+/* #include "crypto_aead.h" */
+/*** Begin of #include "crypto_aead.h" ***/
+/*
+** Name:        hash.c
+** Purpose:     API definition for Hash algorithm with Ascon
+** Based on:    Public domain Ascon reference implementation
+**              and optimized variants for 32- and 64-bit
+**              (see https://github.com/ascon/ascon-c)
+** Remarks:     API functions adapted for use in SQLite3 Multiple Ciphers
+** Modified by: Ulrich Telle
+** Copyright:   (c) 2023-2023 Ulrich Telle
+** License:     MIT
+*/
+
+#ifndef CRYPTO_AEAD_H
+#define CRYPTO_AEAD_H
+
+#include <stddef.h>
+
+/*
+** Encryption using ASCON-AEAD.
+**
+** \param ctext Output buffer for encrypted text (same length as plain text)
+** \param tag Output buffer for tag with fixed length of ASCON_AEAD_TAG_LEN
+** \param mtext Input buffer with plain message text
+** \param mlen Length of message text
+** \param ad Input buffer with associated data
+** \param adlen Length of associated data
+** \param nonce Buffer with nonce data
+** \param k Buffer with key data
+*/
+int ascon_aead_encrypt(uint8_t* ctext, uint8_t tag[ASCON_AEAD_TAG_LEN],
+                       const uint8_t* mtext, uint64_t mlen,
+                       const uint8_t* ad, uint64_t adlen,
+                       const uint8_t nonce[ASCON_AEAD_NONCE_LEN],
+                       const uint8_t k[ASCON_AEAD_KEY_LEN]);
+
+/*
+** Encryption using ASCON-AEAD.
+**
+** \param mtext Output buffer with decrypted plain message text  (same length as encrypted text)
+** \param ctext Input buffer for encrypted text
+** \param clen Length of encrypted text
+** \param ad Input buffer with associated data
+** \param adlen Length of associated data
+** \param tag Input buffer for expected tag with fixed length of ASCON_AEAD_TAG_LEN
+** \param nonce Buffer with nonce data
+** \param k Buffer with key data
+*/
+int ascon_aead_decrypt(uint8_t* mtext, const uint8_t* ctext, uint64_t clen,
+                       const uint8_t* ad, uint64_t adlen,
+                       const uint8_t tag[ASCON_AEAD_TAG_LEN],
+                       const uint8_t nonce[ASCON_AEAD_NONCE_LEN],
+                       const uint8_t k[ASCON_AEAD_KEY_LEN]);
+
+#endif
+/*** End of #include "crypto_aead.h" ***/
+
+/* #include "permutations.h" */
+/*** Begin of #include "permutations.h" ***/
+#ifndef PERMUTATIONS_H_
+#define PERMUTATIONS_H_
+
+#include <stdint.h>
+
+/* #include "api.h" */
+
+/* #include "ascon.h" */
+
+/* #include "config.h" */
+
+/* #include "constants.h" */
+/*** Begin of #include "constants.h" ***/
+#ifndef CONSTANTS_H_
+#define CONSTANTS_H_
+
+#include <stdint.h>
+
+#define ASCON_128_KEYBYTES 16
+#define ASCON_128A_KEYBYTES 16
+#define ASCON_80PQ_KEYBYTES 20
+
+#define ASCON_128_RATE 8
+#define ASCON_128A_RATE 16
+#define ASCON_HASH_RATE 8
+#define ASCON_PRF_IN_RATE 32
+#define ASCON_PRFA_IN_RATE 40
+#define ASCON_PRF_OUT_RATE 16
+
+#define ASCON_128_PA_ROUNDS 12
+#define ASCON_128_PB_ROUNDS 6
+#define ASCON_128A_PA_ROUNDS 12
+#define ASCON_128A_PB_ROUNDS 8
+
+#define ASCON_HASH_PA_ROUNDS 12
+#define ASCON_HASH_PB_ROUNDS 12
+#define ASCON_HASHA_PA_ROUNDS 12
+#define ASCON_HASHA_PB_ROUNDS 8
+
+#define ASCON_PRF_PA_ROUNDS 12
+#define ASCON_PRF_PB_ROUNDS 12
+#define ASCON_PRFA_PA_ROUNDS 12
+#define ASCON_PRFA_PB_ROUNDS 8
+
+#define ASCON_128_IV 0x80400c0600000000ull
+#define ASCON_128A_IV 0x80800c0800000000ull
+#define ASCON_80PQ_IV 0xa0400c0600000000ull
+
+#define ASCON_HASH_IV 0x00400c0000000100ull
+#define ASCON_HASHA_IV 0x00400c0400000100ull
+#define ASCON_XOF_IV 0x00400c0000000000ull
+#define ASCON_XOFA_IV 0x00400c0400000000ull
+
+#define ASCON_HASH_IV0 0xee9398aadb67f03dull
+#define ASCON_HASH_IV1 0x8bb21831c60f1002ull
+#define ASCON_HASH_IV2 0xb48a92db98d5da62ull
+#define ASCON_HASH_IV3 0x43189921b8f8e3e8ull
+#define ASCON_HASH_IV4 0x348fa5c9d525e140ull
+
+#define ASCON_HASHA_IV0 0x01470194fc6528a6ull
+#define ASCON_HASHA_IV1 0x738ec38ac0adffa7ull
+#define ASCON_HASHA_IV2 0x2ec8e3296c76384cull
+#define ASCON_HASHA_IV3 0xd6f6a54d7f52377dull
+#define ASCON_HASHA_IV4 0xa13c42a223be8d87ull
+
+#define ASCON_XOF_IV0 0xb57e273b814cd416ull
+#define ASCON_XOF_IV1 0x2b51042562ae2420ull
+#define ASCON_XOF_IV2 0x66a3a7768ddf2218ull
+#define ASCON_XOF_IV3 0x5aad0a7a8153650cull
+#define ASCON_XOF_IV4 0x4f3e0e32539493b6ull
+
+#define ASCON_XOFA_IV0 0x44906568b77b9832ull
+#define ASCON_XOFA_IV1 0xcd8d6cae53455532ull
+#define ASCON_XOFA_IV2 0xf7b5212756422129ull
+#define ASCON_XOFA_IV3 0x246885e1de0d225bull
+#define ASCON_XOFA_IV4 0xa8cb5ce33449973full
+
+#define ASCON_MAC_IV 0x80808c0000000080ull
+#define ASCON_MACA_IV 0x80808c0400000080ull
+#define ASCON_PRF_IV 0x80808c0000000000ull
+#define ASCON_PRFA_IV 0x80808c0400000000ull
+#define ASCON_PRFS_IV 0x80004c8000000000ull
+
+#define ASCON_RC0 0xf0
+#define ASCON_RC1 0xe1
+#define ASCON_RC2 0xd2
+#define ASCON_RC3 0xc3
+#define ASCON_RC4 0xb4
+#define ASCON_RC5 0xa5
+#define ASCON_RC6 0x96
+#define ASCON_RC7 0x87
+#define ASCON_RC8 0x78
+#define ASCON_RC9 0x69
+#define ASCON_RCa 0x5a
+#define ASCON_RCb 0x4b
+
+#define ASCON_RC(i) (i)
+
+#define ASCON_START(n) ((3 + (n)) << 4 | (12 - (n)))
+#define ASCON_INC -0x0f
+#define ASCON_END 0x3c
+
+#endif /* CONSTANTS_H_ */
+/*** End of #include "constants.h" ***/
+
+/* #include "printstate.h" */
+/*** Begin of #include "printstate.h" ***/
+#ifndef PRINTSTATE_H_
+#define PRINTSTATE_H_
+
+#ifdef ASCON_PRINT_STATE
+
+/* #include "ascon.h" */
+
+/* #include "word.h" */
+
+
+void ascon_printword(const char* text, const uint64_t x);
+void ascon_printstate(const char* text, const ascon_state_t* s);
+
+#else
+
+#define ascon_printword(text, w) \
+  do {                     \
+  } while (0)
+
+#define ascon_printstate(text, s) \
+  do {                      \
+  } while (0)
+
+#endif
+
+#endif /* PRINTSTATE_H_ */
+/*** End of #include "printstate.h" ***/
+
+/* #include "round.h" */
+/*** Begin of #include "round.h" ***/
+/*
+** Name:        round.h
+** Purpose:     Selector for Ascon implementation variant for 32- resp 64-bit
+** Based on:    Public domain Ascon reference implementation
+**              and optimized variants for 32- and 64-bit
+**              (see https://github.com/ascon/ascon-c)
+** Remarks:     API functions adapted for use in SQLite3 Multiple Ciphers
+** Modified by: Ulrich Telle
+** Copyright:   (c) 2023-2023 Ulrich Telle
+** License:     MIT
+*/
+
+#ifndef ROUND_H
+#define ROUND_H
+
+/* #include "forceinline.h" */
+
+
+#if defined(__LP64__) || defined(_WIN64)
+/* 64-bit machine, Windows or Linux or OS X */
+/* #include "round64.h" */
+/*** Begin of #include "round64.h" ***/
+#ifndef ROUND64_H_
+#define ROUND64_H_
+
+/* #include "ascon.h" */
+
+/* #include "constants.h" */
+
+/* #include "forceinline.h" */
+
+/* #include "printstate.h" */
+
+/* #include "word.h" */
+
+
+forceinline void ASCON_ROUND(ascon_state_t* s, uint8_t C) {
+  ascon_state_t t;
+  /* round constant */
+  s->x[2] ^= C;
+  /* s-box layer */
+  s->x[0] ^= s->x[4];
+  s->x[4] ^= s->x[3];
+  s->x[2] ^= s->x[1];
+  t.x[0] = s->x[0] ^ (~s->x[1] & s->x[2]);
+  t.x[2] = s->x[2] ^ (~s->x[3] & s->x[4]);
+  t.x[4] = s->x[4] ^ (~s->x[0] & s->x[1]);
+  t.x[1] = s->x[1] ^ (~s->x[2] & s->x[3]);
+  t.x[3] = s->x[3] ^ (~s->x[4] & s->x[0]);
+  t.x[1] ^= t.x[0];
+  t.x[3] ^= t.x[2];
+  t.x[0] ^= t.x[4];
+  /* linear layer */
+  s->x[2] = t.x[2] ^ ASCON_ROR(t.x[2], 6 - 1);
+  s->x[3] = t.x[3] ^ ASCON_ROR(t.x[3], 17 - 10);
+  s->x[4] = t.x[4] ^ ASCON_ROR(t.x[4], 41 - 7);
+  s->x[0] = t.x[0] ^ ASCON_ROR(t.x[0], 28 - 19);
+  s->x[1] = t.x[1] ^ ASCON_ROR(t.x[1], 61 - 39);
+  s->x[2] = t.x[2] ^ ASCON_ROR(s->x[2], 1);
+  s->x[3] = t.x[3] ^ ASCON_ROR(s->x[3], 10);
+  s->x[4] = t.x[4] ^ ASCON_ROR(s->x[4], 7);
+  s->x[0] = t.x[0] ^ ASCON_ROR(s->x[0], 19);
+  s->x[1] = t.x[1] ^ ASCON_ROR(s->x[1], 39);
+  s->x[2] = ~s->x[2];
+  ascon_printstate(" round output", s);
+}
+
+forceinline void ASCON_PROUNDS(ascon_state_t* s, int nr) {
+  int i = ASCON_START(nr);
+  do {
+    ASCON_ROUND(s, ASCON_RC(i));
+    i += ASCON_INC;
+  } while (i != ASCON_END);
+}
+
+#endif /* ROUND64_H_ */
+/*** End of #include "round64.h" ***/
+
+#else
+/* 32-bit machine, Windows or Linux or OS X */
+/* #include "round32.h" */
+/*** Begin of #include "round32.h" ***/
+#ifndef ROUND32_H_
+#define ROUND32_H_
+
+/* #include "ascon.h" */
+
+/* #include "constants.h" */
+
+/* #include "forceinline.h" */
+
+/* #include "printstate.h" */
+
+/* #include "word.h" */
+
+
+forceinline void ASCON_ROUND(ascon_state_t* s, uint8_t C) {
+  uint64_t xtemp;
+  /* round constant */
+  s->x[2] ^= C;
+  /* s-box layer */
+  s->x[0] ^= s->x[4];
+  s->x[4] ^= s->x[3];
+  s->x[2] ^= s->x[1];
+  xtemp = s->x[0] & ~s->x[4];
+  s->x[0] ^= s->x[2] & ~s->x[1];
+  s->x[2] ^= s->x[4] & ~s->x[3];
+  s->x[4] ^= s->x[1] & ~s->x[0];
+  s->x[1] ^= s->x[3] & ~s->x[2];
+  s->x[3] ^= xtemp;
+  s->x[1] ^= s->x[0];
+  s->x[3] ^= s->x[2];
+  s->x[0] ^= s->x[4];
+  s->x[2] = ~s->x[2];
+  /* linear layer */
+  s->x[0] ^=
+      (s->x[0] >> 19) ^ (s->x[0] << 45) ^ (s->x[0] >> 28) ^ (s->x[0] << 36);
+  s->x[1] ^=
+      (s->x[1] >> 61) ^ (s->x[1] << 3) ^ (s->x[1] >> 39) ^ (s->x[1] << 25);
+  s->x[2] ^=
+      (s->x[2] >> 1) ^ (s->x[2] << 63) ^ (s->x[2] >> 6) ^ (s->x[2] << 58);
+  s->x[3] ^=
+      (s->x[3] >> 10) ^ (s->x[3] << 54) ^ (s->x[3] >> 17) ^ (s->x[3] << 47);
+  s->x[4] ^=
+      (s->x[4] >> 7) ^ (s->x[4] << 57) ^ (s->x[4] >> 41) ^ (s->x[4] << 23);
+  ascon_printstate(" round output", s);
+}
+
+forceinline void ASCON_PROUNDS(ascon_state_t* s, int nr) {
+  int i = ASCON_START(nr);
+  do {
+    ASCON_ROUND(s, ASCON_RC(i));
+    i += ASCON_INC;
+  } while (i != ASCON_END);
+}
+
+#endif /* ROUND32_H_ */
+/*** End of #include "round32.h" ***/
+
+#endif
+
+#endif
+/*** End of #include "round.h" ***/
+
+
+forceinline void ASCON_P12ROUNDS(ascon_state_t* s) {
+  ASCON_ROUND(s, ASCON_RC0);
+  ASCON_ROUND(s, ASCON_RC1);
+  ASCON_ROUND(s, ASCON_RC2);
+  ASCON_ROUND(s, ASCON_RC3);
+  ASCON_ROUND(s, ASCON_RC4);
+  ASCON_ROUND(s, ASCON_RC5);
+  ASCON_ROUND(s, ASCON_RC6);
+  ASCON_ROUND(s, ASCON_RC7);
+  ASCON_ROUND(s, ASCON_RC8);
+  ASCON_ROUND(s, ASCON_RC9);
+  ASCON_ROUND(s, ASCON_RCa);
+  ASCON_ROUND(s, ASCON_RCb);
+}
+
+forceinline void ASCON_P8ROUNDS(ascon_state_t* s) {
+  ASCON_ROUND(s, ASCON_RC4);
+  ASCON_ROUND(s, ASCON_RC5);
+  ASCON_ROUND(s, ASCON_RC6);
+  ASCON_ROUND(s, ASCON_RC7);
+  ASCON_ROUND(s, ASCON_RC8);
+  ASCON_ROUND(s, ASCON_RC9);
+  ASCON_ROUND(s, ASCON_RCa);
+  ASCON_ROUND(s, ASCON_RCb);
+}
+
+forceinline void ASCON_P6ROUNDS(ascon_state_t* s) {
+  ASCON_ROUND(s, ASCON_RC6);
+  ASCON_ROUND(s, ASCON_RC7);
+  ASCON_ROUND(s, ASCON_RC8);
+  ASCON_ROUND(s, ASCON_RC9);
+  ASCON_ROUND(s, ASCON_RCa);
+  ASCON_ROUND(s, ASCON_RCb);
+}
+
+#if ASCON_INLINE_PERM && ASCON_UNROLL_LOOPS
+
+forceinline void ASCON_P(ascon_state_t* s, int nr) {
+  if (nr == 12) ASCON_P12ROUNDS(s);
+  if (nr == 8) ASCON_P8ROUNDS(s);
+  if (nr == 6) ASCON_P6ROUNDS(s);
+}
+
+#elif !ASCON_INLINE_PERM && ASCON_UNROLL_LOOPS
+
+void ASCON_P12(ascon_state_t* s);
+void ASCON_P8(ascon_state_t* s);
+void ASCON_P6(ascon_state_t* s);
+
+forceinline void ASCON_P(ascon_state_t* s, int nr) {
+  if (nr == 12) ASCON_P12(s);
+  if (nr == 8) ASCON_P8(s);
+  if (nr == 6) ASCON_P6(s);
+}
+
+#elif ASCON_INLINE_PERM && !ASCON_UNROLL_LOOPS
+
+forceinline void ASCON_P(ascon_state_t* s, int nr) { ASCON_PROUNDS(s, nr); }
+
+#else /* !ASCON_INLINE_PERM && !ASCON_UNROLL_LOOPS */
+
+void ASCON_P(ascon_state_t* s, int nr);
+
+#endif
+
+#endif /* PERMUTATIONS_H_ */
+/*** End of #include "permutations.h" ***/
+
+/* #include "printstate.h" */
+
+
+#if !ASCON_INLINE_MODE
+#undef forceinline
+#define forceinline
+#endif
+
+#ifdef ASCON_AEAD_RATE
+
+forceinline void ascon_loadkey(ascon_key_t* key, const uint8_t* k) {
+#if CRYPTO_KEYBYTES == 16
+  key->x[0] = ASCON_LOAD(k, 8);
+  key->x[1] = ASCON_LOAD(k + 8, 8);
+#else /* CRYPTO_KEYBYTES == 20 */
+  key->x[0] = ASCON_KEYROT(0, ASCON_LOADBYTES(k, 4));
+  key->x[1] = ASCON_LOADBYTES(k + 4, 8);
+  key->x[2] = ASCON_LOADBYTES(k + 12, 8);
+#endif
+}
+
+forceinline void ascon_initaead(ascon_state_t* s, const ascon_key_t* key,
+                                const uint8_t* npub) {
+#if CRYPTO_KEYBYTES == 16
+  if (ASCON_AEAD_RATE == 8) s->x[0] = ASCON_128_IV;
+  if (ASCON_AEAD_RATE == 16) s->x[0] = ASCON_128A_IV;
+  s->x[1] = key->x[0];
+  s->x[2] = key->x[1];
+#else /* CRYPTO_KEYBYTES == 20 */
+  s->x[0] = key->x[0] ^ ASCON_80PQ_IV;
+  s->x[1] = key->x[1];
+  s->x[2] = key->x[2];
+#endif
+  s->x[3] = ASCON_LOAD(npub, 8);
+  s->x[4] = ASCON_LOAD(npub + 8, 8);
+  ascon_printstate("init 1st key xor", s);
+  ASCON_P(s, 12);
+#if CRYPTO_KEYBYTES == 16
+  s->x[3] ^= key->x[0];
+  s->x[4] ^= key->x[1];
+#else /* CRYPTO_KEYBYTES == 20 */
+  s->x[2] ^= key->x[0];
+  s->x[3] ^= key->x[1];
+  s->x[4] ^= key->x[2];
+#endif
+  ascon_printstate("init 2nd key xor", s);
+}
+
+forceinline void ascon_adata(ascon_state_t* s, const uint8_t* ad,
+                             uint64_t adlen) {
+  const int nr = (ASCON_AEAD_RATE == 8) ? 6 : 8;
+  if (adlen) {
+    /* full associated data blocks */
+    while (adlen >= ASCON_AEAD_RATE) {
+      s->x[0] ^= ASCON_LOAD(ad, 8);
+      if (ASCON_AEAD_RATE == 16) s->x[1] ^= ASCON_LOAD(ad + 8, 8);
+      ascon_printstate("absorb adata", s);
+      ASCON_P(s, nr);
+      ad += ASCON_AEAD_RATE;
+      adlen -= ASCON_AEAD_RATE;
+    }
+    /* final associated data block */
+    uint64_t* px = &s->x[0];
+    if (ASCON_AEAD_RATE == 16 && adlen >= 8) {
+      s->x[0] ^= ASCON_LOAD(ad, 8);
+      px = &s->x[1];
+      ad += 8;
+      adlen -= 8;
+    }
+    *px ^= ASCON_PAD(adlen);
+    if (adlen) *px ^= ASCON_LOADBYTES(ad, adlen);
+    ascon_printstate("pad adata", s);
+    ASCON_P(s, nr);
+  }
+  /* domain separation */
+  s->x[4] ^= 1;
+  ascon_printstate("domain separation", s);
+}
+
+forceinline void ascon_encrypt(ascon_state_t* s, uint8_t* c, const uint8_t* m,
+                               uint64_t mlen) {
+  const int nr = (ASCON_AEAD_RATE == 8) ? 6 : 8;
+  /* full plaintext blocks */
+  while (mlen >= ASCON_AEAD_RATE) {
+    s->x[0] ^= ASCON_LOAD(m, 8);
+    ASCON_STORE(c, s->x[0], 8);
+    if (ASCON_AEAD_RATE == 16) {
+      s->x[1] ^= ASCON_LOAD(m + 8, 8);
+      ASCON_STORE(c + 8, s->x[1], 8);
+    }
+    ascon_printstate("absorb plaintext", s);
+    ASCON_P(s, nr);
+    m += ASCON_AEAD_RATE;
+    c += ASCON_AEAD_RATE;
+    mlen -= ASCON_AEAD_RATE;
+  }
+  /* final plaintext block */
+  uint64_t* px = &s->x[0];
+  if (ASCON_AEAD_RATE == 16 && mlen >= 8) {
+    s->x[0] ^= ASCON_LOAD(m, 8);
+    ASCON_STORE(c, s->x[0], 8);
+    px = &s->x[1];
+    m += 8;
+    c += 8;
+    mlen -= 8;
+  }
+  *px ^= ASCON_PAD(mlen);
+  if (mlen) {
+    *px ^= ASCON_LOADBYTES(m, mlen);
+    ASCON_STOREBYTES(c, *px, mlen);
+  }
+  ascon_printstate("pad plaintext", s);
+}
+
+forceinline void ascon_decrypt(ascon_state_t* s, uint8_t* m, const uint8_t* c,
+                               uint64_t clen) {
+  const int nr = (ASCON_AEAD_RATE == 8) ? 6 : 8;
+  /* full ciphertext blocks */
+  while (clen >= ASCON_AEAD_RATE) {
+    uint64_t cx = ASCON_LOAD(c, 8);
+    s->x[0] ^= cx;
+    ASCON_STORE(m, s->x[0], 8);
+    s->x[0] = cx;
+    if (ASCON_AEAD_RATE == 16) {
+      cx = ASCON_LOAD(c + 8, 8);
+      s->x[1] ^= cx;
+      ASCON_STORE(m + 8, s->x[1], 8);
+      s->x[1] = cx;
+    }
+    ascon_printstate("insert ciphertext", s);
+    ASCON_P(s, nr);
+    m += ASCON_AEAD_RATE;
+    c += ASCON_AEAD_RATE;
+    clen -= ASCON_AEAD_RATE;
+  }
+  /* final ciphertext block */
+  uint64_t* px = &s->x[0];
+  if (ASCON_AEAD_RATE == 16 && clen >= 8) {
+    uint64_t cx = ASCON_LOAD(c, 8);
+    s->x[0] ^= cx;
+    ASCON_STORE(m, s->x[0], 8);
+    s->x[0] = cx;
+    px = &s->x[1];
+    m += 8;
+    c += 8;
+    clen -= 8;
+  }
+  *px ^= ASCON_PAD(clen);
+  if (clen) {
+    uint64_t cx = ASCON_LOADBYTES(c, clen);
+    *px ^= cx;
+    ASCON_STOREBYTES(m, *px, clen);
+    *px = ASCON_CLEAR(*px, clen);
+    *px ^= cx;
+  }
+  ascon_printstate("pad ciphertext", s);
+}
+
+forceinline void ascon_final(ascon_state_t* s, const ascon_key_t* key) {
+#if CRYPTO_KEYBYTES == 16
+  if (ASCON_AEAD_RATE == 8) {
+    s->x[1] ^= key->x[0];
+    s->x[2] ^= key->x[1];
+  } else {
+    s->x[2] ^= key->x[0];
+    s->x[3] ^= key->x[1];
+  }
+#else /* CRYPTO_KEYBYTES == 20 */
+  s->x[1] ^= KEYROT(key->x[0], key->x[1]);
+  s->x[2] ^= KEYROT(key->x[1], key->x[2]);
+  s->x[3] ^= KEYROT(key->x[2], 0);
+#endif
+  ascon_printstate("final 1st key xor", s);
+  ASCON_P(s, 12);
+#if CRYPTO_KEYBYTES == 16
+  s->x[3] ^= key->x[0];
+  s->x[4] ^= key->x[1];
+#else /* CRYPTO_KEYBYTES == 20 */
+  s->x[3] ^= key->x[1];
+  s->x[4] ^= key->x[2];
+#endif
+  ascon_printstate("final 2nd key xor", s);
+}
+
+int ascon_aead_encrypt(uint8_t* ctext,
+                       uint8_t tag[ASCON_AEAD_TAG_LEN],
+                       const uint8_t* mtext, uint64_t mlen,
+                       const uint8_t* ad, uint64_t adlen,
+                       const uint8_t nonce[ASCON_AEAD_NONCE_LEN],
+                       const uint8_t k[ASCON_AEAD_KEY_LEN])
+{
+  ascon_state_t s;
+  /* perform ascon computation */
+  ascon_key_t key;
+  ascon_loadkey(&key, k);
+  ascon_initaead(&s, &key, nonce);
+  ascon_adata(&s, ad, adlen);
+  ascon_encrypt(&s, ctext, mtext, mlen);
+  ascon_final(&s, &key);
+  /* set tag */
+  ASCON_STOREBYTES(tag, s.x[3], 8);
+  ASCON_STOREBYTES(tag + 8, s.x[4], 8);
+  sqlite3mcSecureZeroMemory(&s, sizeof(ascon_state_t));
+  sqlite3mcSecureZeroMemory(&key, sizeof(ascon_key_t));
+  return 0;
+}
+
+int ascon_aead_decrypt(uint8_t* mtext,
+                       const uint8_t* ctext, uint64_t clen,
+                       const uint8_t* ad, uint64_t adlen,
+                       const uint8_t tag[ASCON_AEAD_TAG_LEN],
+                       const uint8_t nonce[ASCON_AEAD_NONCE_LEN],
+                       const uint8_t k[ASCON_AEAD_KEY_LEN])
+{
+  int rc = 0;
+  ascon_state_t s;
+  if (clen < CRYPTO_ABYTES) return -1;
+  /* perform ascon computation */
+  ascon_key_t key;
+  ascon_loadkey(&key, k);
+  ascon_initaead(&s, &key, nonce);
+  ascon_adata(&s, ad, adlen);
+  ascon_decrypt(&s, mtext, ctext, clen);
+  ascon_final(&s, &key);
+  /* verify tag (should be constant time, check compiler output) */
+  s.x[3] ^= ASCON_LOADBYTES(tag, 8);
+  s.x[4] ^= ASCON_LOADBYTES(tag + 8, 8);
+  rc = ASCON_NOTZERO(s.x[3], s.x[4]);
+  sqlite3mcSecureZeroMemory(&s, sizeof(ascon_state_t));
+  sqlite3mcSecureZeroMemory(&key, sizeof(ascon_key_t));
+  return rc;
+}
+
+#endif
+/*** End of #include "ascon/aead.c" ***/
+
+/* #include "ascon/hash.c" */
+/*** Begin of #include "ascon/hash.c" ***/
+/*
+** Name:        hash.c
+** Purpose:     Hash algorithm with Ascon
+** Based on:    Public domain Ascon reference implementation
+**              and optimized variants for 32- and 64-bit
+**              (see https://github.com/ascon/ascon-c)
+** Remarks:     API functions adapted for use in SQLite3 Multiple Ciphers
+** Modified by: Ulrich Telle
+** Copyright:   (c) 2023-2023 Ulrich Telle
+** License:     MIT
+*/
+
+/* #include "api.h" */
+
+/* #include "ascon.h" */
+
+/* #include "crypto_hash.h" */
+/*** Begin of #include "crypto_hash.h" ***/
+/*
+** Name:        hash.c
+** Purpose:     API definition for Hash algorithm with Ascon
+** Based on:    Public domain Ascon reference implementation
+**              and optimized variants for 32- and 64-bit
+**              (see https://github.com/ascon/ascon-c)
+** Remarks:     API functions adapted for use in SQLite3 Multiple Ciphers
+** Modified by: Ulrich Telle
+** Copyright:   (c) 2023-2023 Ulrich Telle
+** License:     MIT
+*/
+
+#ifndef CRYPTO_HASH_H
+#define CRYPTO_HASH_H
+
+#include <stddef.h>
+
+/*
+** Derives hash value using ASCON-HASH.
+**
+** \param out Output buffer for hash with fixed length of ASCON_HASH_BYTES
+** \param in Buffer with input data
+** \param passwordlen Length of input data in bytes
+*/
+int ascon_hash(uint8_t* out, const uint8_t* in, uint64_t inlen);
+
+#endif
+/*** End of #include "crypto_hash.h" ***/
+
+/* #include "permutations.h" */
+
+/* #include "printstate.h" */
+
+
+#if !ASCON_INLINE_MODE
+#undef forceinline
+#define forceinline
+#endif
+
+#ifdef ASCON_HASH_BYTES
+
+forceinline void ascon_inithash(ascon_state_t* s) {
+  int i;
+  /* initialize */
+#ifdef ASCON_PRINT_STATE
+#if ASCON_HASH_BYTES == 32 && ASCON_HASH_ROUNDS == 12
+  s->x[0] = ASCON_HASH_IV;
+#elif ASCON_HASH_BYTES == 32 && ASCON_HASH_ROUNDS == 8
+  s->x[0] = ASCON_HASHA_IV;
+#elif ASCON_HASH_BYTES == 0 && ASCON_HASH_ROUNDS == 12
+  s->x[0] = ASCON_XOF_IV;
+#elif ASCON_HASH_BYTES == 0 && ASCON_HASH_ROUNDS == 8
+  s->x[0] = ASCON_XOFA_IV;
+#endif
+  for (i = 1; i < 5; ++i) s->x[i] = 0;
+  ascon_printstate("initial value", s);
+  ASCON_P(s, 12);
+#endif
+#if ASCON_HASH_BYTES == 32 && ASCON_HASH_ROUNDS == 12
+  const uint64_t iv[5] = {ASCON_HASH_IV0, ASCON_HASH_IV1, ASCON_HASH_IV2,
+                          ASCON_HASH_IV3, ASCON_HASH_IV4};
+#elif ASCON_HASH_BYTES == 32 && ASCON_HASH_ROUNDS == 8
+  const uint64_t iv[5] = {ASCON_HASHA_IV0, ASCON_HASHA_IV1, ASCON_HASHA_IV2,
+                          ASCON_HASHA_IV3, ASCON_HASHA_IV4};
+#elif ASCON_HASH_BYTES == 0 && ASCON_HASH_ROUNDS == 12
+  const uint64_t iv[5] = {ASCON_XOF_IV0, ASCON_XOF_IV1, ASCON_XOF_IV2,
+                          ASCON_XOF_IV3, ASCON_XOF_IV4};
+#elif ASCON_HASH_BYTES == 0 && ASCON_HASH_ROUNDS == 8
+  const uint64_t iv[5] = {ASCON_XOFA_IV0, ASCON_XOFA_IV1, ASCON_XOFA_IV2,
+                          ASCON_XOFA_IV3, ASCON_XOFA_IV4};
+#endif
+  for (i = 0; i < 5; ++i) s->x[i] = (iv[i]);
+  ascon_printstate("initialization", s);
+}
+
+forceinline void ascon_absorb(ascon_state_t* s, const uint8_t* in,
+                              uint64_t inlen) {
+  /* absorb full plaintext blocks */
+  while (inlen >= ASCON_HASH_RATE) {
+    s->x[0] ^= ASCON_LOAD(in, 8);
+    ascon_printstate("absorb plaintext", s);
+    ASCON_P(s, ASCON_HASH_ROUNDS);
+    in += ASCON_HASH_RATE;
+    inlen -= ASCON_HASH_RATE;
+  }
+  /* absorb final plaintext block */
+  s->x[0] ^= ASCON_LOADBYTES(in, inlen);
+  s->x[0] ^= ASCON_PAD(inlen);
+  ascon_printstate("pad plaintext", s);
+}
+
+forceinline void ascon_squeeze(ascon_state_t* s, uint8_t* out,
+                               uint64_t outlen) {
+  /* squeeze full output blocks */
+  ASCON_P(s, 12);
+  while (outlen > ASCON_HASH_RATE) {
+    ASCON_STORE(out, s->x[0], 8);
+    ascon_printstate("squeeze output", s);
+    ASCON_P(s, ASCON_HASH_ROUNDS);
+    out += ASCON_HASH_RATE;
+    outlen -= ASCON_HASH_RATE;
+  }
+  /* squeeze final output block */
+  ASCON_STOREBYTES(out, s->x[0], outlen);
+  ascon_printstate("squeeze output", s);
+}
+
+int ascon_hash(uint8_t* out, const uint8_t* in, uint64_t inlen)
+{
+  ascon_state_t s;
+  ascon_inithash(&s);
+  ascon_absorb(&s, in, inlen);
+  ascon_squeeze(&s, out, ASCON_HASH_BYTES);
+  sqlite3mcSecureZeroMemory(&s, sizeof(ascon_state_t));
+  return 0;
+}
+
+#endif
+/*** End of #include "ascon/hash.c" ***/
+
+/* #include "ascon/pbkdf2.c" */
+/*** Begin of #include "ascon/pbkdf2.c" ***/
+/*
+** Name:        pbkdf2.c
+** Purpose:     Implementation of PBKDF2 algoritm with Ascon
+** Based on:    Public domain Ascon reference implementation
+**              and optimized variants for 32- and 64-bit
+**              (see https://github.com/ascon/ascon-c)
+**              and the paper "Additional Modes for ASCON Version 1.1"
+**              by Rhys Weatherley, Southern Storm Software, Pty Ltd.
+** Remarks:     API functions adapted for use in SQLite3 Multiple Ciphers
+** Created by:  Ulrich Telle
+** Copyright:   (c) 2023-2023 Ulrich Telle
+** License:     MIT
+*/
+
+#define ASCON_HASH_SIZE 32
+#define ASCON_PBKDF2_SIZE 32
+
+void ascon_pbkdf2_init(ascon_state_t* state, const char* functionName,
+                       const unsigned char* custom, uint32_t customlen, uint32_t outlen)
+{
+  /* Format the initial block with the function name and output length */
+  uint8_t initial[ASCON_HASH_SIZE];
+  size_t fnLength = functionName ? strlen(functionName) : 0;
+
+  if (fnLength == 0)
+  {
+    /* No function name specified */
+    memset(initial, 0, ASCON_HASH_SIZE);
+  }
+  else if (fnLength <= ASCON_HASH_SIZE)
+  {
+    /* Pad the function name with zeroes */
+    memcpy(initial, functionName, fnLength);
+    memset(initial + fnLength, 0, ASCON_HASH_SIZE - fnLength);
+  }
+  else
+  {
+    ascon_hash(initial, (const uint8_t*) functionName, fnLength);
+  }
+
+  state->x[0] = ASCON_HASH_IV;
+  state->x[1] = ASCON_LOAD(initial, 8);
+  state->x[2] = ASCON_LOAD(initial + 8, 8);
+  state->x[3] = ASCON_LOAD(initial + 16, 8);
+  state->x[4] = ASCON_LOAD(initial + 24, 8);
+  ASCON_P(state, 12);
+
+  if (customlen > 0)
+  {
+    ascon_absorb(state, custom, customlen);
+    ASCON_P(state, 12);
+    /* domain separation */
+    state->x[4] ^= 1;
+  }
+}
+
+/*
+ * Implementation of the "F" function from RFC 8018, section 5.2
+ *
+ * Note: Instead of HMAC like in RFC 8018, use the following PRF:
+ * PRF(P, X) = ASCON-cXOF(X, 256, "PBKDF2", P)
+ */
+static void ascon_pbkdf2_f(ascon_state_t* state,
+                           uint8_t* T, /*uint8_t* U,*/
+                           const uint8_t* salt, uint32_t saltlen,
+                           uint32_t count, uint32_t blocknum)
+{
+  uint32_t asconSaltLen = (saltlen < ASCON_SALT_LEN) ? saltlen : ASCON_SALT_LEN;
+  uint8_t temp[ASCON_SALT_LEN+4];
+  ascon_state_t state2;
+  int j;
+
+  memset(temp, 0, ASCON_SALT_LEN);
+  memcpy(temp, salt, asconSaltLen);
+  STORE32_BE(temp+ASCON_SALT_LEN, blocknum);
+  
+  /* Copy initial state */
+  for (j = 0; j < 5; ++j) state2.x[j] = state->x[j];
+
+  ascon_absorb(&state2, temp, ASCON_SALT_LEN+4);
+  ascon_squeeze(&state2, T, ASCON_PBKDF2_SIZE);
+  sqlite3mcSecureZeroMemory(temp, sizeof(temp));
+
+  if (count > 1)
+  {
+    uint8_t U[ASCON_PBKDF2_SIZE];
+    memcpy(U, T, ASCON_PBKDF2_SIZE);
+    while (count > 1)
+    {
+      uint8_t* dst = T;
+      uint8_t* src = U;
+      uint32_t len = ASCON_PBKDF2_SIZE;
+      /* Copy initial state */
+      for (j = 0; j < 5; ++j) state2.x[j] = state->x[j];
+      /* Absorb U */
+      ascon_absorb(&state2, U, ASCON_PBKDF2_SIZE);
+      /* Squeeze next U */
+      ascon_squeeze(&state2, U, ASCON_PBKDF2_SIZE);
+      /* XOR T with U */
+      while (len > 0)
+      {
+        *dst++ ^= *src++;
+        --len;
+      }
+      --count;
+    }
+    sqlite3mcSecureZeroMemory(U, sizeof(U));
+  }
+  sqlite3mcSecureZeroMemory(&state2, sizeof(ascon_state_t));
+}
+
+void ascon_pbkdf2(uint8_t* out, uint32_t outlen,
+                  const uint8_t* password, uint32_t passwordlen,
+                  const uint8_t* salt, uint32_t saltlen, uint32_t count)
+{
+  ascon_state_t state;
+  uint32_t blocknum = 1;
+  ascon_pbkdf2_init(&state, "PBKDF2", password, passwordlen, ASCON_PBKDF2_SIZE);
+  while (outlen > 0)
+  {
+    if (outlen >= ASCON_PBKDF2_SIZE)
+    {
+      ascon_pbkdf2_f(&state, out, /*U,*/ salt, saltlen, count, blocknum);
+      out += ASCON_PBKDF2_SIZE;
+      outlen -= ASCON_PBKDF2_SIZE;
+    }
+    else
+    {
+      uint8_t T[ASCON_PBKDF2_SIZE];
+      ascon_pbkdf2_f(&state, T, /*U,*/ salt, saltlen, count, blocknum);
+      memcpy(out, T, outlen);
+      sqlite3mcSecureZeroMemory(T, sizeof(T));
+      break;
+    }
+    ++blocknum;
+  }
+}
+/*** End of #include "ascon/pbkdf2.c" ***/
+
+
+SQLITE_PRIVATE CipherParams mcAscon128Params[] =
+{
+  { "kdf_iter",          ASCON128_KDF_ITER_DEFAULT, ASCON128_KDF_ITER_DEFAULT, 1, 0x7fffffff },
+  CIPHER_PARAMS_SENTINEL
+};
+
+#define KEYLENGTH_ASCON128       32
+#define SALTLENGTH_ASCON128      16
+#define PAGE_NONCE_LEN_ASCON128  16
+#define PAGE_TAG_LEN_ASCON128    16
+#define PAGE_RESERVED_ASCON128   (PAGE_NONCE_LEN_ASCON128 + PAGE_TAG_LEN_ASCON128)
+
+typedef struct _ascon128Cipher
+{
+  int     m_kdfIter;
+  int     m_keyLength;
+  uint8_t m_key[KEYLENGTH_ASCON128];
+  uint8_t m_salt[SALTLENGTH_ASCON128];
+} Ascon128Cipher;
+
+static void*
+AllocateAscon128Cipher(sqlite3* db)
+{
+  Ascon128Cipher* ascon128Cipher = (Ascon128Cipher*) sqlite3_malloc(sizeof(Ascon128Cipher));
+  if (ascon128Cipher != NULL)
+  {
+    memset(ascon128Cipher, 0, sizeof(Ascon128Cipher));
+    ascon128Cipher->m_keyLength = KEYLENGTH_ASCON128;
+    memset(ascon128Cipher->m_key, 0, KEYLENGTH_ASCON128);
+    memset(ascon128Cipher->m_salt, 0, SALTLENGTH_ASCON128);
+  }
+  if (ascon128Cipher != NULL)
+  {
+    CipherParams* cipherParams = sqlite3mcGetCipherParams(db, CIPHER_NAME_ASCON128);
+    ascon128Cipher->m_kdfIter = sqlite3mcGetCipherParameter(cipherParams, "kdf_iter");
+  }
+  return ascon128Cipher;
+}
+
+static void
+FreeAscon128Cipher(void* cipher)
+{
+  Ascon128Cipher* ascon128Cipher = (Ascon128Cipher*) cipher;
+  memset(ascon128Cipher, 0, sizeof(Ascon128Cipher));
+  sqlite3_free(ascon128Cipher);
+}
+
+static void
+CloneAscon128Cipher(void* cipherTo, void* cipherFrom)
+{
+  Ascon128Cipher* ascon128CipherTo = (Ascon128Cipher*) cipherTo;
+  Ascon128Cipher* ascon128CipherFrom = (Ascon128Cipher*) cipherFrom;
+  ascon128CipherTo->m_kdfIter = ascon128CipherFrom->m_kdfIter;
+  ascon128CipherTo->m_keyLength = ascon128CipherFrom->m_keyLength;
+  memcpy(ascon128CipherTo->m_key, ascon128CipherFrom->m_key, KEYLENGTH_ASCON128);
+  memcpy(ascon128CipherTo->m_salt, ascon128CipherFrom->m_salt, SALTLENGTH_ASCON128);
+}
+
+static int
+GetLegacyAscon128Cipher(void* cipher)
+{
+  Ascon128Cipher* ascon128Cipher = (Ascon128Cipher*)cipher;
+  return 0;
+}
+
+static int
+GetPageSizeAscon128Cipher(void* cipher)
+{
+  Ascon128Cipher* ascon128Cipher = (Ascon128Cipher*) cipher;
+  int pageSize = 0;
+  return pageSize;
+}
+
+static int
+GetReservedAscon128Cipher(void* cipher)
+{
+  return PAGE_RESERVED_ASCON128;
+}
+
+static unsigned char*
+GetSaltAscon128Cipher(void* cipher)
+{
+  Ascon128Cipher* ascon128Cipher = (Ascon128Cipher*) cipher;
+  return ascon128Cipher->m_salt;
+}
+
+static void
+GenerateKeyAscon128Cipher(void* cipher, BtShared* pBt, char* userPassword, int passwordLength, int rekey, unsigned char* cipherSalt)
+{
+  Ascon128Cipher* ascon128Cipher = (Ascon128Cipher*) cipher;
+  int bypass = 0;
+
+  Pager *pPager = pBt->pPager;
+  sqlite3_file* fd = (isOpen(pPager->fd)) ? pPager->fd : NULL;
+
+  int keyOnly = 1;
+  if (rekey || fd == NULL || sqlite3OsRead(fd, ascon128Cipher->m_salt, SALTLENGTH_ASCON128, 0) != SQLITE_OK)
+  {
+    chacha20_rng(ascon128Cipher->m_salt, SALTLENGTH_ASCON128);
+    keyOnly = 0;
+  }
+  else if (cipherSalt != NULL)
+  {
+    memcpy(ascon128Cipher->m_salt, cipherSalt, SALTLENGTH_ASCON128);
+  }
+
+  /* Bypass key derivation if the key string starts with "raw:" */
+  if (passwordLength > 4 && !memcmp(userPassword, "raw:", 4))
+  {
+    const int nRaw = passwordLength - 4;
+    const unsigned char* zRaw = (const unsigned char*) userPassword + 4;
+    switch (nRaw)
+    {
+      /* Binary key (and salt) */
+      case KEYLENGTH_ASCON128 + SALTLENGTH_ASCON128:
+        if (!keyOnly)
+        {
+          memcpy(ascon128Cipher->m_salt, zRaw + KEYLENGTH_ASCON128, SALTLENGTH_ASCON128);
+        }
+        /* fall-through */
+      case KEYLENGTH_ASCON128:
+        memcpy(ascon128Cipher->m_key, zRaw, KEYLENGTH_ASCON128);
+        bypass = 1;
+        break;
+
+      /* Hex-encoded key */
+      case 2 * KEYLENGTH_ASCON128:
+        if (sqlite3mcIsHexKey(zRaw, nRaw) != 0)
+        {
+          sqlite3mcConvertHex2Bin(zRaw, nRaw, ascon128Cipher->m_key);
+          bypass = 1;
+        }
+        break;
+
+      /* Hex-encoded key and salt */
+      case 2 * (KEYLENGTH_ASCON128 + SALTLENGTH_ASCON128):
+        if (sqlite3mcIsHexKey(zRaw, nRaw) != 0)
+        {
+          sqlite3mcConvertHex2Bin(zRaw, 2 * KEYLENGTH_ASCON128, ascon128Cipher->m_key);
+          if (!keyOnly)
+          {
+            sqlite3mcConvertHex2Bin(zRaw + 2 * KEYLENGTH_ASCON128, 2 * SALTLENGTH_ASCON128, ascon128Cipher->m_salt);
+          }
+          bypass = 1;
+        }
+        break;
+
+      default:
+        break;
+    }
+  }
+
+  if (!bypass)
+  {
+    ascon_pbkdf2(ascon128Cipher->m_key, KEYLENGTH_ASCON128,
+                 (const uint8_t*) userPassword, passwordLength,
+                 ascon128Cipher->m_salt, SALTLENGTH_ASCON128, ascon128Cipher->m_kdfIter);
+  }
+  SQLITE3MC_DEBUG_LOG("generate: codec=%p pFile=%p\n", ascon128Cipher, fd);
+  SQLITE3MC_DEBUG_HEX("generate  key:", ascon128Cipher->m_key, KEYLENGTH_ASCON128);
+  SQLITE3MC_DEBUG_HEX("generate salt:", ascon128Cipher->m_salt, SALTLENGTH_ASCON128);
+}
+
+static int
+AsconGenOtk(uint8_t* out, const uint8_t* key, const uint8_t* nonce, int page)
+{
+  ascon_state_t s;
+  uint8_t temp[KEYLENGTH_ASCON128+PAGE_NONCE_LEN_ASCON128+4];
+  memcpy(temp, key, KEYLENGTH_ASCON128);
+  memcpy(temp+KEYLENGTH_ASCON128, nonce, PAGE_NONCE_LEN_ASCON128);
+  STORE32_BE(temp+KEYLENGTH_ASCON128+PAGE_NONCE_LEN_ASCON128, page);
+  ascon_inithash(&s);
+  ascon_absorb(&s, temp, KEYLENGTH_ASCON128+PAGE_NONCE_LEN_ASCON128+4);
+  ascon_squeeze(&s, out, ASCON_HASH_BYTES);
+  sqlite3mcSecureZeroMemory(temp, sizeof(temp));
+  return 0;
+}
+
+static int
+EncryptPageAscon128Cipher(void* cipher, int page, unsigned char* data, int len, int reserved)
+{
+  Ascon128Cipher* ascon128Cipher = (Ascon128Cipher*) cipher;
+  int rc = SQLITE_OK;
+  int nReserved = (reserved == 0) ? 0 : GetReservedAscon128Cipher(cipher);
+  int n = len - nReserved;
+  uint64_t mlen = n;
+
+  /* Generate one-time keys */
+  uint8_t otk[ASCON_HASH_BYTES];
+  int offset;
+
+  /* Check whether number of required reserved bytes and actually reserved bytes match */
+  if (nReserved > reserved)
+  {
+    return SQLITE_CORRUPT;
+  }
+
+  if (nReserved > 0)
+  {
+    /* Encrypt and authenticate */
+    memset(otk, 0, ASCON_HASH_BYTES);
+    /* Generate nonce */
+    chacha20_rng(data + n + PAGE_TAG_LEN_ASCON128, PAGE_NONCE_LEN_ASCON128);
+    AsconGenOtk(otk, ascon128Cipher->m_key, data + n + PAGE_TAG_LEN_ASCON128, page);
+
+    offset = (page == 1) ? CIPHER_PAGE1_OFFSET : 0;
+    ascon_aead_encrypt(data + offset, data + n, data + offset, mlen - offset,
+                       NULL /* ad */, 0 /* adlen*/,
+                       data + n + PAGE_TAG_LEN_ASCON128, otk);
+    if (page == 1)
+    {
+      memcpy(data, ascon128Cipher->m_salt, SALTLENGTH_ASCON128);
+    }
+  }
+  else
+  {
+    /* Encrypt only */
+    uint8_t nonce[PAGE_NONCE_LEN_ASCON128];
+    uint8_t dummyTag[PAGE_TAG_LEN_ASCON128];
+    memset(dummyTag, 0, PAGE_TAG_LEN_ASCON128);
+    memset(otk, 0, ASCON_HASH_BYTES);
+    sqlite3mcGenerateInitialVector(page, nonce);
+    AsconGenOtk(otk, ascon128Cipher->m_key, nonce, page);
+
+    /* Encrypt */
+    offset = (page == 1) ? CIPHER_PAGE1_OFFSET : 0;
+    ascon_aead_encrypt(data + offset, dummyTag, data + offset, mlen - offset,
+                       NULL /* ad */, 0 /* adlen*/,
+                       nonce, otk);
+      if (page == 1)
+    {
+      memcpy(data, ascon128Cipher->m_salt, SALTLENGTH_ASCON128);
+    }
+  }
+
+  return rc;
+}
+
+static int
+DecryptPageAscon128Cipher(void* cipher, int page, unsigned char* data, int len, int reserved, int hmacCheck)
+{
+  Ascon128Cipher* ascon128Cipher = (Ascon128Cipher*) cipher;
+  int rc = SQLITE_OK;
+  int nReserved = (reserved == 0) ? 0 : GetReservedAscon128Cipher(cipher);
+  int n = len - nReserved;
+  uint64_t clen = n;
+  int tagOk;
+
+  /* Generate one-time keys */
+  uint8_t otk[ASCON_HASH_BYTES];
+  int offset;
+
+  /* Check whether number of required reserved bytes and actually reserved bytes match */
+  if (nReserved > reserved)
+  {
+    return (page == 1) ? SQLITE_NOTADB : SQLITE_CORRUPT;
+  }
+
+  if (nReserved > 0)
+  {
+    /* Decrypt and verify MAC */
+    memset(otk, 0, ASCON_HASH_BYTES);
+    AsconGenOtk(otk, ascon128Cipher->m_key, data + n + PAGE_TAG_LEN_ASCON128, page);
+
+    /* Determine MAC and decrypt */
+    offset = (page == 1) ? CIPHER_PAGE1_OFFSET : 0;
+    tagOk = ascon_aead_decrypt(data + offset, data + offset, clen - offset,
+                               NULL /* ad */, 0 /* adlen */,
+                               data + n, data + n + PAGE_TAG_LEN_ASCON128, otk);
+    if (hmacCheck != 0)
+    {
+      /* Verify the MAC */
+      if (tagOk != 0)
+      {
+        SQLITE3MC_DEBUG_LOG("decrypt: codec=%p page=%d\n", ascon128Cipher, page);
+        SQLITE3MC_DEBUG_HEX("decrypt key:", ascon128Cipher->m_key, 32);
+        SQLITE3MC_DEBUG_HEX("decrypt otk:", otk, 64);
+        SQLITE3MC_DEBUG_HEX("decrypt data+00:", data, 16);
+        SQLITE3MC_DEBUG_HEX("decrypt data+24:", data + 24, 16);
+        SQLITE3MC_DEBUG_HEX("decrypt data+n:", data + n, 16);
+        SQLITE3MC_DEBUG_HEX("decrypt tag r:", data + n + PAGE_NONCE_LEN_ASCON128, PAGE_TAG_LEN_ASCON128);
+        SQLITE3MC_DEBUG_HEX("decrypt tag c:", tag, PAGE_TAG_LEN_ASCON128);
+        /* Bad MAC */
+        rc = (page == 1) ? SQLITE_NOTADB : SQLITE_CORRUPT;
+      }
+    }
+    if (page == 1 && rc == SQLITE_OK)
+    {
+      memcpy(data, SQLITE_FILE_HEADER, 16);
+    }
+  }
+  else
+  {
+    /* Decrypt only */
+    uint8_t nonce[PAGE_NONCE_LEN_ASCON128];
+    uint8_t dummyTag[PAGE_TAG_LEN_ASCON128];
+    memset(dummyTag, 0, PAGE_TAG_LEN_ASCON128);
+    memset(otk, 0, ASCON_HASH_BYTES);
+    sqlite3mcGenerateInitialVector(page, nonce);
+    AsconGenOtk(otk, ascon128Cipher->m_key, nonce, page);
+
+    /* Decrypt */
+    offset = (page == 1) ? CIPHER_PAGE1_OFFSET : 0;
+    tagOk = ascon_aead_decrypt(data + offset, data + offset, clen - offset,
+                               NULL /* ad */, 0 /* adlen */,
+                               dummyTag, nonce, otk);
+    if (page == 1)
+    {
+      memcpy(data, SQLITE_FILE_HEADER, 16);
+    }
+  }
+
+  return rc;
+}
+
+SQLITE_PRIVATE const CipherDescriptor mcAscon128Descriptor =
+{
+  CIPHER_NAME_ASCON128,
+  AllocateAscon128Cipher,
+  FreeAscon128Cipher,
+  CloneAscon128Cipher,
+  GetLegacyAscon128Cipher,
+  GetPageSizeAscon128Cipher,
+  GetReservedAscon128Cipher,
+  GetSaltAscon128Cipher,
+  GenerateKeyAscon128Cipher,
+  EncryptPageAscon128Cipher,
+  DecryptPageAscon128Cipher
+};
+#endif
+/*** End of #include "cipher_ascon.c" ***/
+
 /* #include "cipher_common.c" */
 /*** Begin of #include "cipher_common.c" ***/
 /*
@@ -276638,7 +278374,7 @@ sqlite3mcBtreeSetPageSize(Btree* p, int pageSize, int nReserve, int iFix)
 ** Change 4: Call sqlite3mcBtreeSetPageSize instead of sqlite3BtreeSetPageSize for main database
 **           (sqlite3mcBtreeSetPageSize allows to reduce the number of reserved bytes)
 **
-** This code is generated by the script rekeyvacuum.sh from SQLite version 3.44.0 amalgamation.
+** This code is generated by the script rekeyvacuum.sh from SQLite version 3.44.1 amalgamation.
 */
 SQLITE_PRIVATE SQLITE_NOINLINE int sqlite3mcRunVacuumForRekey(
   char **pzErrMsg,        /* Write error message here */
@@ -277501,6 +279237,33 @@ sqlite3_rekey(sqlite3 *db, const void *zKey, int nKey)
 ** License:     MIT
 */
 
+/* For memset, memset_s */
+#include <string.h>
+
+#ifdef _WIN32
+/* For SecureZeroMemory */
+#include <windows.h>
+#include <winbase.h>
+#endif
+
+SQLITE_PRIVATE void sqlite3mcSecureZeroMemory(void* v, size_t n)
+{
+#ifdef _WIN32
+  SecureZeroMemory(v, n);
+#elif defined(__DARWIN__) || defined(__STDC_LIB_EXT1__)
+  /* memset_s() is available since OS X 10.9, */
+  /* and may be available on other platforms. */
+  memset_s(v, n, 0, n);
+#elif defined(__OpenBSD__) || (defined(__FreeBSD__) && __FreeBSD__ >= 11)
+  /* Non-standard function */
+  explicit_bzero(v, n);
+#else
+  /* Generic implementation based on volatile pointers */
+  static void* (* const volatile memset_sec)(void*, int, size_t) = &memset;
+  memset_sec(v, 0, n);
+#endif
+}
+
 #if SQLITE3MC_SECURE_MEMORY
 
 /* Flag indicating whether securing memory allocations is initialized */
@@ -277571,7 +279334,7 @@ static void mcMemoryFree(void* pPrior)
     mcRandomFill((char*) pPrior, nSize)
 #else
     int nSize = mcMemorySize(pPrior);
-    memset(pPrior, 0, nSize);
+    sqlite3mcSecureZeroMemory(pPrior, 0, nSize);
 #endif
   }
   mcDefaultMemoryMethods.xFree(pPrior);
@@ -281689,7 +283452,7 @@ SQLITE_EXTENSION_INIT1
 
 #undef LONGDOUBLE_CONSTANT
 #undef LONGDOUBLE_TYPE
-#if defined(__GNUC__) && defined(_WIN64)
+#if defined(SQLITE_USE_QUADMATH) && defined(__GNUC__) && defined(_WIN64)
 #include <quadmath.h>
 #define LONGDOUBLE_TYPE __float128
 #define LONGDOUBLE_CONSTANT(x) x##Q
@@ -283214,7 +284977,7 @@ static int vsvtabColumn(
                     {
                         LONGDOUBLE_TYPE dv, fp, ip;
 
-#if defined(__GNUC__) && defined(_WIN64)
+#if defined(SQLITE_USE_QUADMATH) && defined(__GNUC__) && defined(_WIN64)
                         if (!hasExtended) hasExtended = 1;
 #else
                         if (!hasExtended) {
@@ -301391,6 +303154,12 @@ sqlite3mc_initialize(const char* arg)
     rc = sqlite3mcRegisterCipher(&mcRC4Descriptor, mcRC4Params, (CODEC_TYPE_RC4 == CODEC_TYPE));
   }
 #endif
+#if HAVE_CIPHER_ASCON128
+  if (rc == SQLITE_OK)
+  {
+    rc = sqlite3mcRegisterCipher(&mcAscon128Descriptor, mcAscon128Params, (CODEC_TYPE_ASCON128 == CODEC_TYPE));
+  }
+#endif
 
   /*
   ** Initialize and register MultiCipher VFS as default VFS
diff --git a/src/sqlite3mc_amalgamation.h b/src/sqlite3mc_amalgamation.h
index 13d26e0c..e7d42d03 100644
--- a/src/sqlite3mc_amalgamation.h
+++ b/src/sqlite3mc_amalgamation.h
@@ -3,7 +3,7 @@
 ** Purpose:     Header file for SQLite3 Multiple Ciphers support
 ** Author:      Ulrich Telle
 ** Created:     2020-03-01
-** Copyright:   (c) 2019-2022 Ulrich Telle
+** Copyright:   (c) 2019-2023 Ulrich Telle
 ** License:     MIT
 */
 
@@ -30,10 +30,10 @@
 #define SQLITE3MC_VERSION_H_
 
 #define SQLITE3MC_VERSION_MAJOR      1
-#define SQLITE3MC_VERSION_MINOR      7
-#define SQLITE3MC_VERSION_RELEASE    4
+#define SQLITE3MC_VERSION_MINOR      8
+#define SQLITE3MC_VERSION_RELEASE    0
 #define SQLITE3MC_VERSION_SUBRELEASE 0
-#define SQLITE3MC_VERSION_STRING     "SQLite3 Multiple Ciphers 1.7.4"
+#define SQLITE3MC_VERSION_STRING     "SQLite3 Multiple Ciphers 1.8.0"
 
 #endif /* SQLITE3MC_VERSION_H_ */
 /*** End of #include "sqlite3mc_version.h" ***/
@@ -192,9 +192,9 @@ extern "C" {
 ** [sqlite3_libversion_number()], [sqlite3_sourceid()],
 ** [sqlite_version()] and [sqlite_source_id()].
 */
-#define SQLITE_VERSION        "3.44.0"
-#define SQLITE_VERSION_NUMBER 3044000
-#define SQLITE_SOURCE_ID      "2023-11-01 11:23:50 17129ba1ff7f0daf37100ee82d507aef7827cf38de1866e2633096ae6ad81301"
+#define SQLITE_VERSION        "3.44.1"
+#define SQLITE_VERSION_NUMBER 3044001
+#define SQLITE_SOURCE_ID      "2023-11-22 14:18:12 d295f48e8f367b066b881780c98bdf980a1d550397d5ba0b0e49842c95b3e8b4"
 
 /*
 ** CAPI3REF: Run-Time Library Version Numbers
@@ -5619,13 +5619,27 @@ SQLITE_API int sqlite3_create_window_function(
 ** </dd>
 **
 ** [[SQLITE_SUBTYPE]] <dt>SQLITE_SUBTYPE</dt><dd>
-** The SQLITE_SUBTYPE flag indicates to SQLite that a function may call
+** The SQLITE_SUBTYPE flag indicates to SQLite that a function might call
 ** [sqlite3_value_subtype()] to inspect the sub-types of its arguments.
-** Specifying this flag makes no difference for scalar or aggregate user
-** functions. However, if it is not specified for a user-defined window
-** function, then any sub-types belonging to arguments passed to the window
-** function may be discarded before the window function is called (i.e.
-** sqlite3_value_subtype() will always return 0).
+** This flag instructs SQLite to omit some corner-case optimizations that
+** might disrupt the operation of the [sqlite3_value_subtype()] function,
+** causing it to return zero rather than the correct subtype().
+** SQL functions that invokes [sqlite3_value_subtype()] should have this
+** property.  If the SQLITE_SUBTYPE property is omitted, then the return
+** value from [sqlite3_value_subtype()] might sometimes be zero even though
+** a non-zero subtype was specified by the function argument expression.
+**
+** [[SQLITE_RESULT_SUBTYPE]] <dt>SQLITE_RESULT_SUBTYPE</dt><dd>
+** The SQLITE_RESULT_SUBTYPE flag indicates to SQLite that a function might call
+** [sqlite3_result_subtype()] to cause a sub-type to be associated with its
+** result.
+** Every function that invokes [sqlite3_result_subtype()] should have this
+** property.  If it does not, then the call to [sqlite3_result_subtype()]
+** might become a no-op if the function is used as term in an
+** [expression index].  On the other hand, SQL functions that never invoke
+** [sqlite3_result_subtype()] should avoid setting this property, as the
+** purpose of this property is to disable certain optimizations that are
+** incompatible with subtypes.
 ** </dd>
 ** </dl>
 */
@@ -5633,6 +5647,7 @@ SQLITE_API int sqlite3_create_window_function(
 #define SQLITE_DIRECTONLY       0x000080000
 #define SQLITE_SUBTYPE          0x000100000
 #define SQLITE_INNOCUOUS        0x000200000
+#define SQLITE_RESULT_SUBTYPE   0x001000000
 
 /*
 ** CAPI3REF: Deprecated Functions
@@ -5829,6 +5844,12 @@ SQLITE_API int sqlite3_value_encoding(sqlite3_value*);
 ** information can be used to pass a limited amount of context from
 ** one SQL function to another.  Use the [sqlite3_result_subtype()]
 ** routine to set the subtype for the return value of an SQL function.
+**
+** Every [application-defined SQL function] that invoke this interface
+** should include the [SQLITE_SUBTYPE] property in the text
+** encoding argument when the function is [sqlite3_create_function|registered].
+** If the [SQLITE_SUBTYPE] property is omitted, then sqlite3_value_subtype()
+** might return zero instead of the upstream subtype in some corner cases.
 */
 SQLITE_API unsigned int sqlite3_value_subtype(sqlite3_value*);
 
@@ -5959,14 +5980,22 @@ SQLITE_API sqlite3 *sqlite3_context_db_handle(sqlite3_context*);
 ** <li> ^(when sqlite3_set_auxdata() is invoked again on the same
 **       parameter)^, or
 ** <li> ^(during the original sqlite3_set_auxdata() call when a memory
-**      allocation error occurs.)^ </ul>
+**      allocation error occurs.)^
+** <li> ^(during the original sqlite3_set_auxdata() call if the function
+**      is evaluated during query planning instead of during query execution,
+**      as sometimes happens with [SQLITE_ENABLE_STAT4].)^ </ul>
 **
-** Note the last bullet in particular.  The destructor X in
+** Note the last two bullets in particular.  The destructor X in
 ** sqlite3_set_auxdata(C,N,P,X) might be called immediately, before the
 ** sqlite3_set_auxdata() interface even returns.  Hence sqlite3_set_auxdata()
 ** should be called near the end of the function implementation and the
 ** function implementation should not make any use of P after
-** sqlite3_set_auxdata() has been called.
+** sqlite3_set_auxdata() has been called.  Furthermore, a call to
+** sqlite3_get_auxdata() that occurs immediately after a corresponding call
+** to sqlite3_set_auxdata() might still return NULL if an out-of-memory
+** condition occurred during the sqlite3_set_auxdata() call or if the
+** function is being evaluated during query planning rather than during
+** query execution.
 **
 ** ^(In practice, auxiliary data is preserved between function calls for
 ** function parameters that are compile-time constants, including literal
@@ -6240,6 +6269,20 @@ SQLITE_API int sqlite3_result_zeroblob64(sqlite3_context*, sqlite3_uint64 n);
 ** higher order bits are discarded.
 ** The number of subtype bytes preserved by SQLite might increase
 ** in future releases of SQLite.
+**
+** Every [application-defined SQL function] that invokes this interface
+** should include the [SQLITE_RESULT_SUBTYPE] property in its
+** text encoding argument when the SQL function is
+** [sqlite3_create_function|registered].  If the [SQLITE_RESULT_SUBTYPE]
+** property is omitted from the function that invokes sqlite3_result_subtype(),
+** then in some cases the sqlite3_result_subtype() might fail to set
+** the result subtype.
+**
+** If SQLite is compiled with -DSQLITE_STRICT_SUBTYPE=1, then any
+** SQL function that invokes the sqlite3_result_subtype() interface
+** and that does not have the SQLITE_RESULT_SUBTYPE property will raise
+** an error.  Future versions of SQLite might enable -DSQLITE_STRICT_SUBTYPE=1
+** by default.
 */
 SQLITE_API void sqlite3_result_subtype(sqlite3_context*,unsigned int);
 
@@ -13416,7 +13459,8 @@ int sqlite3_user_delete(
 #define CODEC_TYPE_CHACHA20    3
 #define CODEC_TYPE_SQLCIPHER   4
 #define CODEC_TYPE_RC4         5
-#define CODEC_TYPE_MAX_BUILTIN 5
+#define CODEC_TYPE_ASCON128    6
+#define CODEC_TYPE_MAX_BUILTIN 6
 
 /*
 ** Definition of API functions
diff --git a/src/wxsqlite3.cpp b/src/wxsqlite3.cpp
index a7e23671..bd9d8f35 100644
--- a/src/wxsqlite3.cpp
+++ b/src/wxsqlite3.cpp
@@ -6358,3 +6358,101 @@ wxSQLite3CipherRC4::Apply(void* dbHandle) const
   throw wxSQLite3Exception(WXSQLITE_ERROR, wxERRMSG_CIPHER_NOT_SUPPORTED);
 #endif
 }
+
+wxSQLite3CipherAscon128::wxSQLite3CipherAscon128()
+  : wxSQLite3Cipher(WXSQLITE_CIPHER_ASCON128), m_legacy(false), m_kdfIter(64007)
+{
+  SetInitialized(true);
+}
+
+wxSQLite3CipherAscon128::wxSQLite3CipherAscon128(const wxSQLite3CipherAscon128&  cipher)
+  : wxSQLite3Cipher(cipher), m_legacy(cipher.m_legacy), m_kdfIter(cipher.m_kdfIter)
+{
+}
+
+wxSQLite3CipherAscon128::~wxSQLite3CipherAscon128()
+{
+}
+
+bool
+wxSQLite3CipherAscon128::InitializeFromGlobalDefault()
+{
+#if HAVE_CIPHER_ASCON128
+#if 0
+  int legacy = sqlite3mc_config_cipher(0, "ascon128", "legacy", -1);
+  m_legacy = legacy != 0;
+#endif
+  m_kdfIter = sqlite3mc_config_cipher(0, "ascon128", "kdf_iter", -1);
+  bool initialized = m_kdfIter > 0;
+  SetInitialized(initialized);
+  return initialized;
+#else
+  throw wxSQLite3Exception(WXSQLITE_ERROR, wxERRMSG_CIPHER_NOT_SUPPORTED);
+#endif
+}
+
+bool
+wxSQLite3CipherAscon128::InitializeFromCurrent(wxSQLite3Database& db)
+{
+#if HAVE_CIPHER_ASCON128
+  sqlite3* dbHandle = (sqlite3*) GetDatabaseHandle(db);
+#if 0
+  int legacy = sqlite3mc_config_cipher(dbHandle, "ascon128", "legacy", -1);
+  m_legacy = legacy != 0;
+#endif
+  m_kdfIter = sqlite3mc_config_cipher(dbHandle, "ascon128", "kdf_iter", -1);
+  bool initialized = m_kdfIter > 0;
+  SetInitialized(initialized);
+  return initialized;
+#else
+  throw wxSQLite3Exception(WXSQLITE_ERROR, wxERRMSG_CIPHER_NOT_SUPPORTED);
+#endif
+}
+
+bool
+wxSQLite3CipherAscon128::InitializeFromCurrentDefault(wxSQLite3Database& db)
+{
+#if HAVE_CIPHER_ASCON128
+  sqlite3* dbHandle = (sqlite3*) GetDatabaseHandle(db);
+#if 0
+  int legacy = sqlite3mc_config_cipher(dbHandle, "ascon128", "default:legacy", -1);
+  m_legacy = legacy != 0;
+#endif
+  m_kdfIter = sqlite3mc_config_cipher(dbHandle, "ascon128", "default:kdf_iter", -1);
+  bool initialized = m_kdfIter > 0;
+  SetInitialized(initialized);
+  return initialized;
+#else
+  throw wxSQLite3Exception(WXSQLITE_ERROR, wxERRMSG_CIPHER_NOT_SUPPORTED);
+#endif
+}
+
+bool
+wxSQLite3CipherAscon128::Apply(wxSQLite3Database& db) const
+{
+  return Apply(GetDatabaseHandle(db));
+}
+
+bool
+wxSQLite3CipherAscon128::Apply(void* dbHandle) const
+{
+#if HAVE_CIPHER_ASCON128
+  bool applied = false;
+  if (IsOk())
+  {
+    if (dbHandle != NULL)
+    {
+      int newCipherType = sqlite3mc_config((sqlite3*) dbHandle, "cipher", sqlite3mc_cipher_index("ascon128"));
+#if 0
+      int legacy = sqlite3mc_config_cipher((sqlite3*) dbHandle, "ascon128", "legacy", (m_legacy) ? 1 : 0);
+      int legacyPageSize = sqlite3mc_config_cipher((sqlite3*) dbHandle, "ascon128", "legacy_page_size", GetLegacyPageSize());
+#endif
+      int kdfIter = sqlite3mc_config_cipher((sqlite3*) dbHandle, "ascon128", "kdf_iter", m_kdfIter);
+      applied = (newCipherType > 0) /* && (legacy >= 0) && (legacyPageSize >= 0) */ && (kdfIter > 0);
+    }
+  }
+  return applied;
+#else
+  throw wxSQLite3Exception(WXSQLITE_ERROR, wxERRMSG_CIPHER_NOT_SUPPORTED);
+#endif
+}