diff --git a/plugin-security.policy b/plugin-security.policy
index 04643df0f3..8c77138d2e 100644
--- a/plugin-security.policy
+++ b/plugin-security.policy
@@ -56,11 +56,6 @@ grant {
   permission java.net.NetPermission "getProxySelector";
   permission java.net.SocketPermission "*", "connect,accept,resolve";
 
-  // BouncyCastle permissions
-  permission java.security.SecurityPermission "putProviderProperty.BC";
-  permission java.security.SecurityPermission "insertProvider.BC";
-  permission java.security.SecurityPermission "removeProviderProperty.BC";
-
   permission java.lang.RuntimePermission "accessUserInformation";
   
   permission java.security.SecurityPermission "org.apache.xml.security.register";
diff --git a/src/main/java/org/opensearch/security/OpenSearchSecurityPlugin.java b/src/main/java/org/opensearch/security/OpenSearchSecurityPlugin.java
index e69efb26d5..b2db03f76a 100644
--- a/src/main/java/org/opensearch/security/OpenSearchSecurityPlugin.java
+++ b/src/main/java/org/opensearch/security/OpenSearchSecurityPlugin.java
@@ -35,7 +35,6 @@
 import java.security.AccessController;
 import java.security.MessageDigest;
 import java.security.PrivilegedAction;
-import java.security.Security;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
@@ -60,7 +59,6 @@
 import org.apache.logging.log4j.Logger;
 import org.apache.lucene.search.QueryCachingPolicy;
 import org.apache.lucene.search.Weight;
-import org.bouncycastle.jce.provider.BouncyCastleProvider;
 
 import org.opensearch.OpenSearchException;
 import org.opensearch.OpenSearchSecurityException;
@@ -331,16 +329,6 @@ public OpenSearchSecurityPlugin(final Settings settings, final Path configPath)
             sm.checkPermission(new SpecialPermission());
         }
 
-        AccessController.doPrivileged(new PrivilegedAction<Object>() {
-            @Override
-            public Object run() {
-                if (Security.getProvider("BC") == null) {
-                    Security.addProvider(new BouncyCastleProvider());
-                }
-                return null;
-            }
-        });
-
         final String advancedModulesEnabledKey = ConfigConstants.SECURITY_ADVANCED_MODULES_ENABLED;
         if (settings.hasValue(advancedModulesEnabledKey)) {
             deprecationLogger.deprecate("Setting {} is ignored.", advancedModulesEnabledKey);