diff --git a/bundles/eclipselink/src/main/scripts/utils/security/passwordUpdate.cmd b/bundles/eclipselink/src/main/scripts/utils/security/passwordUpdate.cmd
new file mode 100644
index 00000000000..313f741e27e
--- /dev/null
+++ b/bundles/eclipselink/src/main/scripts/utils/security/passwordUpdate.cmd
@@ -0,0 +1,47 @@
+@REM
+@REM Copyright (c) 2024 Oracle and/or its affiliates. All rights reserved.
+@REM
+@REM This program and the accompanying materials are made available under the
+@REM terms of the Eclipse Public License v. 2.0 which is available at
+@REM http://www.eclipse.org/legal/epl-2.0,
+@REM or the Eclipse Distribution License v. 1.0 which is available at
+@REM http://www.eclipse.org/org/documents/edl-v10.php.
+@REM
+@REM SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
+@REM
+
+@REM Usage is `passwordUpdate.sh|.cmd -ip <old encrypted password>`
+@REM This application internally decrypt old encrypted password used by some previous version EclipseLink and encrypt it by latest algorithm.
+
+@echo off
+setlocal
+call "%~dp0../../bin/setenv.cmd"
+
+@REM User may increase Java memory setting(s) if desired:
+set JVM_ARGS=-Xmx256m
+
+REM Please do not change any of the following lines:
+set _FIXPATH=
+call :fixpath "%~dp0"
+set THIS=%_FIXPATH:~1%
+
+set CLASSPATH=%CLASSPATH%;%THIS%..\..\jlib\eclipselink.jar
+
+set PASSWORD_UPDATE_ARGS=%*
+ 
+%JAVA_HOME%\bin\java.exe %JVM_ARGS% -cp %CLASSPATH% org.eclipse.persistence.tools.security.JCEEncryptorCmd %PASSWORD_UPDATE_ARGS%
+
+endlocal
+goto :EOF
+
+:fixpath
+if not %1.==. (
+  for /f "tokens=1* delims=;" %%a in (%1) do (
+    call :shortfilename "%%a" & call :fixpath "%%b"
+  )
+)
+goto :EOF
+
+:shortfilename
+for %%i in (%1) do set _FIXPATH=%_FIXPATH%;%%~fsi
+goto :EOF
diff --git a/bundles/eclipselink/src/main/scripts/utils/security/passwordUpdate.sh b/bundles/eclipselink/src/main/scripts/utils/security/passwordUpdate.sh
new file mode 100755
index 00000000000..ed56166c34a
--- /dev/null
+++ b/bundles/eclipselink/src/main/scripts/utils/security/passwordUpdate.sh
@@ -0,0 +1,28 @@
+#!/bin/sh
+#
+# Copyright (c) 2024 Oracle and/or its affiliates. All rights reserved.
+#
+# This program and the accompanying materials are made available under the
+# terms of the Eclipse Public License v. 2.0 which is available at
+# http://www.eclipse.org/legal/epl-2.0,
+# or the Eclipse Distribution License v. 1.0 which is available at
+# http://www.eclipse.org/org/documents/edl-v10.php.
+#
+# SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
+#
+
+#Usage is `passwordUpdate.sh|.cmd -ip <old encrypted password>`
+#This application internally decrypt old encrypted password used by some previous version EclipseLink and encrypt it by latest algorithm.
+
+. `dirname $0`/../../bin/setenv.sh
+
+# User may increase Java memory setting(s) if desired:
+JVM_ARGS=-Xmx256m
+
+# Please do not change any of the following lines:
+CLASSPATH=`dirname $0`/../../jlib/eclipselink.jar:
+
+PASSWORD_UPDATE_ARGS="$@"
+
+${JAVA_HOME}/bin/java ${JVM_ARGS} -cp ${CLASSPATH} \
+    org.eclipse.persistence.tools.security.JCEEncryptorCmd ${PASSWORD_UPDATE_ARGS}
diff --git a/foundation/eclipselink.core.test/src/test/java/org/eclipse/persistence/testing/tests/junit/security/SecurableBackwardsCompatibilityTest.java b/foundation/eclipselink.core.test/src/test/java/org/eclipse/persistence/testing/tests/junit/security/SecurableBackwardsCompatibilityTest.java
index 274292eda14..7d663d49d78 100644
--- a/foundation/eclipselink.core.test/src/test/java/org/eclipse/persistence/testing/tests/junit/security/SecurableBackwardsCompatibilityTest.java
+++ b/foundation/eclipselink.core.test/src/test/java/org/eclipse/persistence/testing/tests/junit/security/SecurableBackwardsCompatibilityTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1998, 2021 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 2024 Oracle and/or its affiliates. All rights reserved.
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v. 2.0 which is available at
@@ -21,12 +21,14 @@
 import javax.crypto.CipherOutputStream;
 import javax.crypto.SecretKeyFactory;
 import javax.crypto.spec.DESKeySpec;
+import javax.crypto.spec.IvParameterSpec;
 import javax.crypto.spec.SecretKeySpec;
 
 import org.eclipse.persistence.exceptions.ValidationException;
 import org.eclipse.persistence.internal.helper.Helper;
 import org.eclipse.persistence.internal.security.JCEEncryptor;
 import org.eclipse.persistence.internal.security.Securable;
+import org.eclipse.persistence.tools.security.JCEEncryptorCmd;
 import org.junit.Assert;
 import org.junit.Test;
 
@@ -35,22 +37,54 @@
  * @author dminsky
  */
 public class SecurableBackwardsCompatibilityTest {
-    
+
     /**
      * Test the decryption of a String encrypted with DES ECB.
      */
     @Test
     public void testStringDecryption_DES_ECB() throws Exception {
         String plainTextString = "welcome123_des_ecb";
-        
+
         String testString = encryptString_DES_ECB(plainTextString);
         Assert.assertFalse("Strings should not match.", plainTextString.equals(testString));
-        
+
+        JCEEncryptorCmd jceEncryptorCmd = new JCEEncryptorCmd();
+        String decryptedString = jceEncryptorCmd.decryptPassword(testString);
+        Assert.assertEquals("Strings should match.", plainTextString, decryptedString);
+    }
+
+    /**
+     * Test the decryption of a String encrypted with AES GCM.
+     */
+    @Test
+    public void testStringDecryption_AES_GCM() throws Exception {
+        String plainTextString = "welcome123_aes_gcm";
+
         Securable securable = new JCEEncryptor();
+        String testString = securable.encryptPassword(plainTextString);
+        Assert.assertFalse("Strings should not match.", plainTextString.equals(testString));
+
         String decryptedString = securable.decryptPassword(testString);
         Assert.assertEquals("Strings should match.", plainTextString, decryptedString);
     }
-    
+
+    /**
+     * Test the decryption of a String encrypted with AES GCM via JCEEncryptorCmd.
+     */
+    @Test
+    public void testStringDecryption_AES_GCM_via_jceEncryptorCmd() throws Exception {
+        String plainTextString = "welcome123_aes_gcm";
+
+        Securable securable = new JCEEncryptor();
+        String testString = securable.encryptPassword(plainTextString);
+        Assert.assertFalse("Strings should not match.", plainTextString.equals(testString));
+
+        JCEEncryptorCmd jceEncryptorCmd = new JCEEncryptorCmd();
+        String decryptedString = jceEncryptorCmd.decryptPassword(testString);
+
+        Assert.assertEquals("Strings should match.", plainTextString, decryptedString);
+    }
+
     /**
      * Test the decryption of a String encrypted with AES CBC.
      */
@@ -58,41 +92,51 @@ public void testStringDecryption_DES_ECB() throws Exception {
     public void testStringDecryption_AES_CBC() throws Exception {
         String plainTextString = "welcome123_aes_cbc";
 
-        Securable securable = new JCEEncryptor();
-        String testString = securable.encryptPassword(plainTextString);
+        String testString = encryptString_AES_CBC(plainTextString);
         Assert.assertFalse("Strings should not match.", plainTextString.equals(testString));
-        
-        String decryptedString = securable.decryptPassword(testString);
+
+        JCEEncryptorCmd jceEncryptorCmd = new JCEEncryptorCmd();
+        String decryptedString = jceEncryptorCmd.decryptPassword(testString);
         Assert.assertEquals("Strings should match.", plainTextString, decryptedString);
     }
-    
+
     /**
      * Test the decryption of a String encrypted with AES ECB.
      */
     @Test
     public void testStringDecryption_AES_ECB() throws Exception {
         String plainTextString = "welcome123_aes_ecb";
-        
+
         String testString = encryptString_AES_ECB(plainTextString);
         Assert.assertFalse("Strings should not match.", plainTextString.equals(testString));
-        
-        Securable securable = new JCEEncryptor();
-        String decryptedString = securable.decryptPassword(testString);
+
+        JCEEncryptorCmd jceEncryptorCmd = new JCEEncryptorCmd();
+        String decryptedString = jceEncryptorCmd.decryptPassword(testString);
         Assert.assertEquals("Strings should match.", plainTextString, decryptedString);
     }
-    
+
     /**
      * Test the decryption/processing of a plaintext String.
      */
     @Test
     public void testStringDecryption_PlainText() throws Exception {
         String plainTextString = "welcome123_plaintext";
-        
+
         Securable securable = new JCEEncryptor();
         String decryptedString = securable.decryptPassword(plainTextString);
         Assert.assertEquals("Passwords should match.", plainTextString, decryptedString);
     }
-    
+
+    /**
+     * Test the decryption/processing of an empty String "".
+     */
+    @Test
+    public void testEmptyStringParameterDecryption() throws Exception {
+        Securable securable = new JCEEncryptor();
+        String returnValue = securable.decryptPassword("");
+        Assert.assertEquals("Empty string \"\" should be returned when decrypting a \"\" (empty string) value", "", returnValue);
+    }
+
     /**
      * Test the decryption/processing of a null parameter.
      */
@@ -102,7 +146,7 @@ public void testNullParameterDecryption() throws Exception {
         String returnValue = securable.decryptPassword(null);
         Assert.assertNull("Null should be returned when decrypting a null value", returnValue);
     }
-    
+
     /**
      * Test the encryption of a null parameter.
      */
@@ -117,17 +161,36 @@ public void testNullParameterEncryption() throws Exception {
         }
         Assert.assertNotNull("A ValidationException should be thrown when encrypting a null value", expectedException);
     }
-    
+
+    /**
+     * Test the decryption of a String encrypted with AES ECB and let JCEEncryptor throw Exception
+     */
+    @Test
+    public void testStringDecryptionDeprecatedAlgorithmWithException() throws Exception {
+        ValidationException expectedException = ValidationException.errorDecryptingPasswordOldAlgorithm(null);
+        String plainTextString = "welcome123_aes_ecb";
+
+        String testString = encryptString_AES_ECB(plainTextString);
+        Assert.assertFalse("Strings should not match.", plainTextString.equals(testString));
+
+        Securable securable = new JCEEncryptor();
+        try {
+            String decryptedString = securable.decryptPassword(testString);
+        } catch (Exception e) {
+            Assert.assertTrue(e.getMessage().contains(expectedException.getMessage()));
+        }
+    }
+
     /*
      * Internal test utility:
      * Return a DES ECB encrypted version of the String parameter, using the legacy encryption code.
      */
     private String encryptString_DES_ECB(String aString) throws Exception {
         final byte[] bytes = Helper.buildBytesFromHexString("E60B80C7AEC78038");
-        
+
         Cipher cipher = Cipher.getInstance("DES/ECB/PKCS5Padding");
         cipher.init(Cipher.ENCRYPT_MODE, SecretKeyFactory.getInstance("DES").generateSecret(new DESKeySpec(bytes)));
-        
+
         ByteArrayOutputStream baos = new ByteArrayOutputStream();
         CipherOutputStream cos = new CipherOutputStream(baos, cipher);
         ObjectOutputStream oos = new ObjectOutputStream(cos);
@@ -137,17 +200,31 @@ private String encryptString_DES_ECB(String aString) throws Exception {
 
         return Helper.buildHexStringFromBytes(baos.toByteArray());
     }
-    
+
+    /*
+     * Internal test utility:
+     * Return an AES CBC encrypted version of the String parameter, using the legacy encryption code.
+     */
+    private String encryptString_AES_CBC(String aString) throws Exception {
+        final byte[] bytes = Helper.buildBytesFromHexString("2DB7354A48F1CA7B48ACA247540FC923");
+
+        Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
+        IvParameterSpec iv = getIvSpec();
+        cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(bytes, "AES"), iv);
+
+        return Helper.buildHexStringFromBytes(cipher.doFinal(aString.getBytes("UTF-8")));
+    }
+
     /*
      * Internal test utility:
      * Return an AES ECB encrypted version of the String parameter, using the legacy encryption code.
      */
     private String encryptString_AES_ECB(String aString) throws Exception {
         final byte[] bytes = Helper.buildBytesFromHexString("3E7CFEF156E712906E1F603B59463C67");
-        
+
         Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");
         cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(bytes, "AES"));
-        
+
         ByteArrayOutputStream baos = new ByteArrayOutputStream();
         CipherOutputStream cos = new CipherOutputStream(baos, cipher);
         ObjectOutputStream oos = new ObjectOutputStream(cos);
@@ -157,5 +234,13 @@ private String encryptString_AES_ECB(String aString) throws Exception {
 
         return Helper.buildHexStringFromBytes(baos.toByteArray());
     }
-    
+
+    private static IvParameterSpec getIvSpec() {
+        byte[] b = new byte[] {
+                (byte) -26, (byte) 124, (byte) -99, (byte) 32,
+                (byte) -37, (byte) -58, (byte) -93, (byte) 100,
+                (byte) 126, (byte) -55, (byte) -21, (byte) 48,
+                (byte) -86, (byte) 97, (byte) 12, (byte) 113};
+        return new IvParameterSpec(b);
+    }
 }
diff --git a/foundation/org.eclipse.persistence.core/src/main/java/module-info.java b/foundation/org.eclipse.persistence.core/src/main/java/module-info.java
index bdb3097411d..b5c025fbff7 100644
--- a/foundation/org.eclipse.persistence.core/src/main/java/module-info.java
+++ b/foundation/org.eclipse.persistence.core/src/main/java/module-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, 2023 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2021, 2024 Oracle and/or its affiliates. All rights reserved.
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v. 2.0 which is available at
@@ -100,6 +100,7 @@
     exports org.eclipse.persistence.platform.server.wls;
     exports org.eclipse.persistence.platform.xml;
     exports org.eclipse.persistence.queries;
+    exports org.eclipse.persistence.security;
     exports org.eclipse.persistence.sequencing;
     exports org.eclipse.persistence.services;
     exports org.eclipse.persistence.services.glassfish;
diff --git a/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/exceptions/ValidationException.java b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/exceptions/ValidationException.java
index 68ab1ab02f7..d03fd991990 100644
--- a/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/exceptions/ValidationException.java
+++ b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/exceptions/ValidationException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1998, 2023 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 2024 Oracle and/or its affiliates. All rights reserved.
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v. 2.0 which is available at
@@ -150,6 +150,7 @@ public class ValidationException extends EclipseLinkException {
     public static final int ERROR_DECRYPTING_PASSWORD = 7107;
     public static final int NOT_SUPPORTED_FOR_DATASOURCE = 7108;
     public static final int PROJECT_LOGIN_IS_NULL = 7109;
+    public static final int ENCRYPTION_OLD_ALGORITHM = 7360;
 
     // for flashback:
     public static final int HISTORICAL_SESSION_ONLY_SUPPORTED_ON_ORACLE = 7110;
@@ -905,6 +906,13 @@ public static ValidationException errorDecryptingPassword(Exception exception) {
         return validationException;
     }
 
+    public static ValidationException errorDecryptingPasswordOldAlgorithm(Exception exception) {
+        Object[] args = {  };
+        ValidationException validationException = new ValidationException(ExceptionMessageGenerator.buildMessage(ValidationException.class, ENCRYPTION_OLD_ALGORITHM, args), exception);
+        validationException.setErrorCode(ENCRYPTION_OLD_ALGORITHM);
+        return validationException;
+    }
+
     public static ValidationException invalidEncryptionClass(String className, Throwable throwableError) {
         Object[] args = { className };
         ValidationException validationException = new ValidationException(ExceptionMessageGenerator.buildMessage(ValidationException.class, INVALID_ENCRYPTION_CLASS, args));
diff --git a/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/exceptions/i18n/ValidationExceptionResource.java b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/exceptions/i18n/ValidationExceptionResource.java
index 2ce9d44bc94..32a6cd86c65 100644
--- a/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/exceptions/i18n/ValidationExceptionResource.java
+++ b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/exceptions/i18n/ValidationExceptionResource.java
@@ -139,6 +139,7 @@ public final class ValidationExceptionResource extends ListResourceBundle {
                                            { "7105", "Error encountered converting encrypting class: [{0}]" },
                                            { "7106", "Error encountered during string encryption." },
                                            { "7107", "Error encountered during string decryption." },
+                                           { "7360", "Database password was encrypted by deprecated algorithm.\nIt's recommended to re-encrypt it by `passwordUpdate.sh` from eclipselink.zip bundle"},
                                            { "7108", "This operation is not supported for non-relational platforms." },
                                            { "7109", "The login in the project used to create the session is null, it must be a valid login." },
                                            { "7110", "At present HistoricalSession only works with Oracle 9R2 or later databases, as it uses Oracle''s Flashback feature." },
diff --git a/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/internal/localization/i18n/LoggingLocalizationResource.java b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/internal/localization/i18n/LoggingLocalizationResource.java
index bb8770a5179..fa1afe6d8aa 100644
--- a/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/internal/localization/i18n/LoggingLocalizationResource.java
+++ b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/internal/localization/i18n/LoggingLocalizationResource.java
@@ -476,7 +476,11 @@ public class LoggingLocalizationResource extends ListResourceBundle {
         { "validate_object_space", "validate object space." },
         { "stack_of_visited_objects_that_refer_to_the_corrupt_object", "stack of visited objects that refer to the corrupt object: {0}" },
         { "corrupt_object_referenced_through_mapping", "The following corrupt object is referenced through mapping: {0}" },
-        { "corrupt_object", "corrupt object: {0}" }
+        { "corrupt_object", "corrupt object: {0}" },
+
+        { "encryptor_script_usage", "Usage is `passwordUpdate.sh|.cmd -ip <old encrypted password>`"},
+        { "encryptor_script_description", "This application internally decrypt old encrypted password used by some previous version EclipseLink and encrypt it by latest algorithm."},
+        { "encryptor_script_output", "Re-encrypted password is: {0}"}
     };
 
     /**
diff --git a/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/internal/security/JCEEncryptor.java b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/internal/security/JCEEncryptor.java
index 154ea952742..6397e556321 100644
--- a/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/internal/security/JCEEncryptor.java
+++ b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/internal/security/JCEEncryptor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1998, 2020 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 2024 Oracle and/or its affiliates. All rights reserved.
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v. 2.0 which is available at
@@ -14,42 +14,33 @@
 //     Oracle - initial API and implementation from Oracle TopLink
 package org.eclipse.persistence.internal.security;
 
-import java.io.ByteArrayInputStream;
-import java.io.IOException;
-import java.io.ObjectInputStream;
+import org.eclipse.persistence.exceptions.ConversionException;
+import org.eclipse.persistence.exceptions.ValidationException;
+import org.eclipse.persistence.internal.helper.Helper;
 
 import javax.crypto.Cipher;
-import javax.crypto.CipherInputStream;
 import javax.crypto.IllegalBlockSizeException;
 import javax.crypto.SecretKey;
-import javax.crypto.SecretKeyFactory;
-import javax.crypto.spec.DESKeySpec;
-import javax.crypto.spec.IvParameterSpec;
+import javax.crypto.spec.GCMParameterSpec;
 import javax.crypto.spec.SecretKeySpec;
-
-import org.eclipse.persistence.exceptions.ConversionException;
-import org.eclipse.persistence.exceptions.ValidationException;
-import org.eclipse.persistence.internal.helper.Helper;
+import java.security.NoSuchAlgorithmException;
+import java.security.SecureRandom;
+import java.security.spec.AlgorithmParameterSpec;
+import java.util.Arrays;
 
 /**
  * EclipseLink reference implementation for password encryption.
  *
  * @author Guy Pelletier
  */
-public class JCEEncryptor implements Securable {
-    
-    // Legacy DES ECB cipher used for backwards compatibility decryption only.
-    private static final String DES_ECB = "DES/ECB/PKCS5Padding";
-    private final Cipher decryptCipherDES_ECB;
+public final class JCEEncryptor implements org.eclipse.persistence.security.Securable {
 
-    // Legacy AES ECB cipher used for backwards compatibility decryption only.
-    private static final String AES_ECB = "AES/ECB/PKCS5Padding";
-    private final Cipher decryptCipherAES_ECB;
+    // All encryption is done through the AES GCM cipher.
+    private static final byte IV_GCM_LENGTH = 16;
+    private static final String AES_GCM = "AES/GCM/NoPadding";
+    private final Cipher encryptCipherAES_GCM;
+    private final Cipher decryptCipherAES_GCM;
 
-    // All encryption is done through the AES CBC cipher.
-    private static final String AES_CBC = "AES/CBC/PKCS5Padding";
-    private final Cipher encryptCipherAES_CBC;
-    private final Cipher decryptCipherAES_CBC;
 
     public JCEEncryptor() throws Exception {
         /**
@@ -63,19 +54,9 @@ public JCEEncryptor() throws Exception {
          *
          * Confusing??? Well, don't move this code before talking to Guy first!
          */
-        decryptCipherDES_ECB = Cipher.getInstance(DES_ECB);
-        decryptCipherDES_ECB.init(Cipher.DECRYPT_MODE, Synergizer.getDESMultitasker());
-
-        decryptCipherAES_ECB = Cipher.getInstance(AES_ECB);
-        decryptCipherAES_ECB.init(Cipher.DECRYPT_MODE, Synergizer.getAESMultitasker());
+        encryptCipherAES_GCM = Cipher.getInstance(AES_GCM);
 
-        SecretKey sk = Synergizer.getAESCBCMultitasker();
-        IvParameterSpec iv = Synergizer.getIvSpec();
-        encryptCipherAES_CBC = Cipher.getInstance(AES_CBC);
-        encryptCipherAES_CBC.init(Cipher.ENCRYPT_MODE, sk, iv);
-
-        decryptCipherAES_CBC = Cipher.getInstance(AES_CBC);
-        decryptCipherAES_CBC.init(Cipher.DECRYPT_MODE, sk, iv);
+        decryptCipherAES_GCM = Cipher.getInstance(AES_GCM);
     }
 
     /**
@@ -84,7 +65,14 @@ public JCEEncryptor() throws Exception {
     @Override
     public synchronized String encryptPassword(String password) {
         try {
-            return Helper.buildHexStringFromBytes(encryptCipherAES_CBC.doFinal(password.getBytes("UTF-8")));
+            byte[] ivGCM = Synergizer.getIvGCM();
+            AlgorithmParameterSpec parameterSpecGCM = new GCMParameterSpec(128, ivGCM);
+            SecretKey skGCM = Synergizer.getAESGCMMultitasker();
+            encryptCipherAES_GCM.init(Cipher.ENCRYPT_MODE, skGCM, parameterSpecGCM);
+            byte[] bytePassword = encryptCipherAES_GCM.doFinal(password.getBytes("UTF-8"));
+            byte[] result = Arrays.copyOf(ivGCM, IV_GCM_LENGTH + bytePassword.length);
+            System.arraycopy(bytePassword, 0, result, IV_GCM_LENGTH, bytePassword.length);
+            return Helper.buildHexStringFromBytes(result);
         } catch (Exception e) {
             throw ValidationException.errorEncryptingPassword(e);
         }
@@ -96,58 +84,31 @@ public synchronized String encryptPassword(String password) {
      */
     @Override
     public synchronized String decryptPassword(String encryptedPswd) {
-        if (encryptedPswd == null) { 
+        if (encryptedPswd == null) {
             return null;
         }
 
         String password = null;
-        byte[] bytePassword = new byte[0];
-        
+        byte[] input = null;
+        byte[] bytePassword = null;
+
         try {
-            bytePassword = Helper.buildBytesFromHexString(encryptedPswd);
-            // try AES/CBC first
-            password = new String(decryptCipherAES_CBC.doFinal(bytePassword), "UTF-8");
-        } catch (ConversionException | IllegalBlockSizeException ce) {
+            input = Helper.buildBytesFromHexString(encryptedPswd);
+            SecretKey skGCM = Synergizer.getAESGCMMultitasker();
+            byte[] ivGCM = new byte[IV_GCM_LENGTH];
+            System.arraycopy(input, 0, ivGCM, 0, IV_GCM_LENGTH);
+            AlgorithmParameterSpec parameterSpecGCM = new GCMParameterSpec(128, ivGCM);
+            bytePassword = new byte[input.length - IV_GCM_LENGTH];
+            System.arraycopy(input, IV_GCM_LENGTH, bytePassword, 0, input.length - IV_GCM_LENGTH);
+            decryptCipherAES_GCM.init(Cipher.DECRYPT_MODE, skGCM, parameterSpecGCM);
+            // try AES/GCM first
+            password = new String(decryptCipherAES_GCM.doFinal(bytePassword), "UTF-8");
+        } catch (ArrayIndexOutOfBoundsException | ConversionException | IllegalBlockSizeException ce) {
             // buildBytesFromHexString failed, assume clear text
             password = encryptedPswd;
-        } catch (Exception e) {
-            ObjectInputStream oisAes = null;
-            try {
-                // try AES/ECB second
-                oisAes = new ObjectInputStream(new CipherInputStream(new ByteArrayInputStream(bytePassword), decryptCipherAES_ECB));
-                password = (String)oisAes.readObject();
-            } catch (Exception f) {
-                ObjectInputStream oisDes = null;
-                try {
-                    // try DES/ECB third
-                    oisDes = new ObjectInputStream(new CipherInputStream(new ByteArrayInputStream(bytePassword), decryptCipherDES_ECB));
-                    password = (String)oisDes.readObject();
-                } catch (ArrayIndexOutOfBoundsException g) {
-                    // JCE 1.2.1 couldn't decrypt it, assume clear text
-                    password = encryptedPswd;
-                } catch (Exception h) {
-                    if (h.getCause() instanceof IllegalBlockSizeException) {
-                        // JCE couldn't decrypt it, assume clear text
-                        password = encryptedPswd;
-                    } else {
-                        throw ValidationException.errorDecryptingPassword(h);
-                    }
-                } finally {
-                    if (oisDes != null) {
-                        try {
-                            oisDes.close();
-                        } catch (IOException e2) {} 
-                    }
-                }
-            } finally {
-                if (oisAes != null) {
-                    try {
-                        oisAes.close();
-                    } catch (IOException e1) {} 
-                }
-            }
+        } catch (Exception u) {
+                throw ValidationException.errorDecryptingPasswordOldAlgorithm(u);
         }
-
         return password;
     }
 
@@ -155,26 +116,21 @@ public synchronized String decryptPassword(String encryptedPswd) {
      * Returns multitaskers for the ciphers. :-)
      */
     private static class Synergizer {
-        private static SecretKey getDESMultitasker() throws Exception {
-            SecretKeyFactory factory = SecretKeyFactory.getInstance("DES");
-            return factory.generateSecret(new DESKeySpec(Helper.buildBytesFromHexString("E60B80C7AEC78038")));
-        }
 
-        private static SecretKey getAESMultitasker() throws Exception {
-            return new SecretKeySpec(Helper.buildBytesFromHexString("3E7CFEF156E712906E1F603B59463C67"), "AES");
+        private static SecretKey getAESGCMMultitasker() throws Exception {
+            return new SecretKeySpec(Helper.buildBytesFromHexString("64EF2D9B738ACA254A48F14754030FC2"), "AES");
         }
 
-        private static SecretKey getAESCBCMultitasker() throws Exception {
-            return new SecretKeySpec(Helper.buildBytesFromHexString("2DB7354A48F1CA7B48ACA247540FC923"), "AES");
-        }
-
-        private static IvParameterSpec getIvSpec() {
-            byte[] b = new byte[] {
-                    (byte) -26, (byte) 124, (byte) -99, (byte) 32,
-                    (byte) -37, (byte) -58, (byte) -93, (byte) 100,
-                    (byte) 126, (byte) -55, (byte) -21, (byte) 48,
-                    (byte) -86, (byte) 97, (byte) 12, (byte) 113};
-            return new IvParameterSpec(b);
+        private static byte[] getIvGCM() {
+            byte[] ivGCM = new byte[IV_GCM_LENGTH];
+            SecureRandom random = null;
+            try {
+                random = SecureRandom.getInstanceStrong();
+            } catch (NoSuchAlgorithmException e) {
+                throw new RuntimeException(e);
+            }
+            random.nextBytes(ivGCM);
+            return ivGCM;
         }
     }
 }
diff --git a/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/platform/xml/XMLComparer.java b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/platform/xml/XMLComparer.java
index a2083744d26..332f5e5f94d 100644
--- a/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/platform/xml/XMLComparer.java
+++ b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/platform/xml/XMLComparer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1998, 2020 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 2024 Oracle and/or its affiliates. All rights reserved.
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v. 2.0 which is available at
@@ -33,6 +33,9 @@
 public class XMLComparer {
 
     private boolean ignoreOrder;
+    //Useful e.g. for password element where is content encrypted by AES/GCM/NoPadding where is randomly generated input vector for every encrypt(.) call.
+    //Control document and test document is not same in this part.
+    private String ignoreElementName = null;
 
     public XMLComparer() {
         super();
@@ -143,6 +146,9 @@ private boolean isDocumentTypeEqual(DocumentType control, DocumentType test) {
     }
 
     private boolean isElementEqual(Element control, Element test) {
+        if (ignoreElementName != null && isStringEqual(ignoreElementName, test.getTagName())) {
+            return true;
+        }
         if (!isStringEqual(control.getNamespaceURI(), test.getNamespaceURI())) {
             return false;
         }
@@ -253,4 +259,12 @@ public boolean isIgnoreOrder() {
     public void setIgnoreOrder(boolean ignoreOrder) {
         this.ignoreOrder = ignoreOrder;
     }
+
+    public String getIgnoreElementName() {
+        return ignoreElementName;
+    }
+
+    public void setIgnoreElementName(String ignoreElementName) {
+        this.ignoreElementName = ignoreElementName;
+    }
 }
diff --git a/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/security/Securable.java b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/security/Securable.java
new file mode 100644
index 00000000000..22eb88af4bc
--- /dev/null
+++ b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/security/Securable.java
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2024 Oracle and/or its affiliates. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v. 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0,
+ * or the Eclipse Distribution License v. 1.0 which is available at
+ * http://www.eclipse.org/org/documents/edl-v10.php.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
+ */
+
+// Contributors:
+//     Oracle - initial API and implementation from Oracle TopLink
+package org.eclipse.persistence.security;
+
+/**
+ * EclipseLink encryption interface
+ */
+public interface Securable extends org.eclipse.persistence.internal.security.Securable {
+
+    @Override
+    String encryptPassword(String pswd);
+
+    @Override
+    String decryptPassword(String encryptedPswd);
+}
diff --git a/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/tools/security/JCEEncryptorCmd.java b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/tools/security/JCEEncryptorCmd.java
new file mode 100644
index 00000000000..3a8f59ca346
--- /dev/null
+++ b/foundation/org.eclipse.persistence.core/src/main/java/org/eclipse/persistence/tools/security/JCEEncryptorCmd.java
@@ -0,0 +1,159 @@
+/*
+ * Copyright (c) 2024 Oracle and/or its affiliates. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v. 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0,
+ * or the Eclipse Distribution License v. 1.0 which is available at
+ * http://www.eclipse.org/org/documents/edl-v10.php.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
+ */
+
+// Contributors:
+//     Oracle - initial API and implementation
+package org.eclipse.persistence.tools.security;
+
+import org.eclipse.persistence.exceptions.ValidationException;
+import org.eclipse.persistence.internal.helper.Helper;
+import org.eclipse.persistence.internal.localization.LoggingLocalization;
+import org.eclipse.persistence.internal.security.JCEEncryptor;
+
+import javax.crypto.Cipher;
+import javax.crypto.CipherInputStream;
+import javax.crypto.IllegalBlockSizeException;
+import javax.crypto.SecretKey;
+import javax.crypto.SecretKeyFactory;
+import javax.crypto.spec.DESKeySpec;
+import javax.crypto.spec.IvParameterSpec;
+import javax.crypto.spec.SecretKeySpec;
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+
+public final class JCEEncryptorCmd {
+
+    private JCEEncryptor jceEncryptor = new JCEEncryptor();
+
+    // Legacy DES ECB cipher used for backwards compatibility decryption only.
+    private static final String DES_ECB = "DES/ECB/PKCS5Padding";
+    private final Cipher decryptCipherDES_ECB;
+
+    // Legacy AES ECB cipher used for backwards compatibility decryption only.
+    private static final String AES_ECB = "AES/ECB/PKCS5Padding";
+    private final Cipher decryptCipherAES_ECB;
+
+    // Legacy AES CBC cipher used for backwards compatibility decryption only.
+    private static final String AES_CBC = "AES/CBC/PKCS5Padding";
+    private final Cipher decryptCipherAES_CBC;
+
+    public JCEEncryptorCmd() throws Exception {
+        decryptCipherDES_ECB = Cipher.getInstance(DES_ECB);
+        decryptCipherDES_ECB.init(Cipher.DECRYPT_MODE, JCEEncryptorCmd.Synergizer.getDESMultitasker());
+
+        decryptCipherAES_ECB = Cipher.getInstance(AES_ECB);
+        decryptCipherAES_ECB.init(Cipher.DECRYPT_MODE, JCEEncryptorCmd.Synergizer.getAESMultitasker());
+
+        SecretKey sk = JCEEncryptorCmd.Synergizer.getAESCBCMultitasker();
+        IvParameterSpec iv = JCEEncryptorCmd.Synergizer.getIvSpec();
+        decryptCipherAES_CBC = Cipher.getInstance(AES_CBC);
+        decryptCipherAES_CBC.init(Cipher.DECRYPT_MODE, sk, iv);
+    }
+
+    public static void main(String[] args) throws Exception {
+        JCEEncryptorCmd encryptorCmd = new JCEEncryptorCmd();
+        encryptorCmd.start(args);
+    }
+
+    private void start(String[] args) throws Exception {
+        if (args.length < 2 || !args[0].equals("-ip")) {
+            System.out.println(LoggingLocalization.buildMessage("encryptor_script_usage", null) +
+                    "\n" + LoggingLocalization.buildMessage("encryptor_script_description", null));
+        } else {
+            System.out.println(LoggingLocalization.buildMessage("encryptor_script_output", new Object[]{jceEncryptor.encryptPassword(decryptPassword(args[1]))}));
+        }
+    }
+
+    public String decryptPassword(String encryptedPswd) throws Exception {
+        String password = null;
+        byte[] bytePassword = null;
+        // try default AES/GCM algorithm first
+        try {
+            password = jceEncryptor.decryptPassword(encryptedPswd);
+        }  catch (Exception u) {
+            try {
+                // try AES/CBC second
+                bytePassword = Helper.buildBytesFromHexString(encryptedPswd);
+                password = new String(decryptCipherAES_CBC.doFinal(bytePassword), "UTF-8");
+            } catch (Exception w) {
+                ObjectInputStream oisAes = null;
+                try {
+                    // try AES/ECB third
+                    oisAes = new ObjectInputStream(new CipherInputStream(new ByteArrayInputStream(bytePassword), decryptCipherAES_ECB));
+                    password = (String) oisAes.readObject();
+                } catch (Exception x) {
+                    ObjectInputStream oisDes = null;
+                    try {
+                        // try DES/ECB fourth
+                        oisDes = new ObjectInputStream(new CipherInputStream(new ByteArrayInputStream(bytePassword), decryptCipherDES_ECB));
+                        password = (String) oisDes.readObject();
+                    } catch (ArrayIndexOutOfBoundsException y) {
+                        // JCE 1.2.1 couldn't decrypt it, assume clear text
+                        password = encryptedPswd;
+                    } catch (Exception z) {
+                        if (z.getCause() instanceof IllegalBlockSizeException) {
+                            // JCE couldn't decrypt it, assume clear text
+                            password = encryptedPswd;
+                        } else {
+                            throw ValidationException.errorDecryptingPassword(z);
+                        }
+                    } finally {
+                        if (oisDes != null) {
+                            try {
+                                oisDes.close();
+                            } catch (IOException e2) {
+                            }
+                        }
+                    }
+                } finally {
+                    if (oisAes != null) {
+                        try {
+                            oisAes.close();
+                        } catch (IOException e1) {
+                        }
+                    }
+                }
+            }
+        }
+
+        return password;
+    }
+
+    /**
+     * Returns multitaskers for the ciphers. :-)
+     */
+    private static class Synergizer {
+
+        private static SecretKey getDESMultitasker() throws Exception {
+            SecretKeyFactory factory = SecretKeyFactory.getInstance("DES");
+            return factory.generateSecret(new DESKeySpec(Helper.buildBytesFromHexString("E60B80C7AEC78038")));
+        }
+
+        private static SecretKey getAESMultitasker() throws Exception {
+            return new SecretKeySpec(Helper.buildBytesFromHexString("3E7CFEF156E712906E1F603B59463C67"), "AES");
+        }
+
+        private static SecretKey getAESCBCMultitasker() throws Exception {
+            return new SecretKeySpec(Helper.buildBytesFromHexString("2DB7354A48F1CA7B48ACA247540FC923"), "AES");
+        }
+
+        private static IvParameterSpec getIvSpec() {
+            byte[] b = new byte[]{
+                    (byte) -26, (byte) 124, (byte) -99, (byte) 32,
+                    (byte) -37, (byte) -58, (byte) -93, (byte) 100,
+                    (byte) 126, (byte) -55, (byte) -21, (byte) 48,
+                    (byte) -86, (byte) 97, (byte) 12, (byte) 113};
+            return new IvParameterSpec(b);
+        }
+    }
+}
diff --git a/utils/org.eclipse.persistence.dbws.builder/src/it/java/dbws/testing/loglevelvalidation/LogLevelValidationTestSuite.java b/utils/org.eclipse.persistence.dbws.builder/src/it/java/dbws/testing/loglevelvalidation/LogLevelValidationTestSuite.java
index 141eef13236..10ff1862187 100644
--- a/utils/org.eclipse.persistence.dbws.builder/src/it/java/dbws/testing/loglevelvalidation/LogLevelValidationTestSuite.java
+++ b/utils/org.eclipse.persistence.dbws.builder/src/it/java/dbws/testing/loglevelvalidation/LogLevelValidationTestSuite.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011, 2021 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 2024 Oracle and/or its affiliates. All rights reserved.
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v. 2.0 which is available at
@@ -17,6 +17,8 @@
 //javase imports
 import java.io.StringReader;
 import java.lang.reflect.Field;
+
+import org.eclipse.persistence.platform.xml.XMLComparer;
 import org.w3c.dom.Document;
 
 //java eXtension imports
@@ -225,6 +227,8 @@ static String buildSessionsXML() {
      * Positive test.
      */
     public void testInvalidLogLevel() {
+        XMLComparer comparer = new XMLComparer();
+        comparer.setIgnoreElementName("password");
         Document testDoc = xmlParser.parse(new StringReader(DBWS_SESSION_STREAM.toString()));
         removeEmptyTextNodes(testDoc);
         Document controlDoc = xmlParser.parse(new StringReader(SESSIONS_XML));