diff --git a/build.gradle b/build.gradle
index 8ec59240d7..2ccdae5618 100644
--- a/build.gradle
+++ b/build.gradle
@@ -62,7 +62,7 @@ ext {
     buildVersionQualifier = System.getProperty("build.version_qualifier", "")
     version_tokens = opensearch_version.tokenize('-')
     opensearch_build = version_tokens[0] + '.0'
-    kafka_version  = '3.5.1'
+    kafka_version  = '3.7.0'
 
     if (buildVersionQualifier) {
         opensearch_build += "-${buildVersionQualifier}"
@@ -170,7 +170,7 @@ dependencies {
     implementation 'com.google.guava:guava:32.1.1-jre'
     implementation 'org.greenrobot:eventbus:3.2.0'
     implementation 'commons-cli:commons-cli:1.3.1'
-    implementation 'org.bouncycastle:bcprov-jdk15to18:1.75'
+    implementation 'org.bouncycastle:bcprov-jdk15to18:1.78.1'
     implementation 'com.fasterxml.jackson.core:jackson-databind:2.14.2'
     implementation 'org.ldaptive:ldaptive:1.2.3'
     implementation 'org.apache.httpcomponents:httpclient-cache:4.5.13'
@@ -210,8 +210,12 @@ dependencies {
     testImplementation 'com.unboundid:unboundid-ldapsdk:4.0.9'
     testImplementation 'com.github.stephenc.jcip:jcip-annotations:1.0-1'
     testImplementation "org.apache.kafka:kafka_2.13:${kafka_version}"
+    testImplementation "org.apache.kafka:kafka-server:${kafka_version}"
+    testImplementation "org.apache.kafka:kafka-server-common:${kafka_version}"
+    testImplementation "org.apache.kafka:kafka-server-common:${kafka_version}:test"
     testImplementation "org.apache.kafka:kafka_2.13:${kafka_version}:test"
     testImplementation "org.apache.kafka:kafka-clients:${kafka_version}:test"
+    testImplementation 'commons-validator:commons-validator:1.7'
     compileOnly "org.opensearch:opensearch:${opensearch_version}"
 
     integrationTestCompileOnly "org.opensearch:opensearch:${opensearch_version}"
@@ -245,8 +249,8 @@ dependencies {
     integrationTestImplementation "org.apache.logging.log4j:log4j-core:2.17.1"
     integrationTestImplementation "org.apache.logging.log4j:log4j-jul:2.17.1"
     integrationTestImplementation 'org.hamcrest:hamcrest:2.2'
-    integrationTestImplementation "org.bouncycastle:bcpkix-jdk15to18:1.75"
-    integrationTestImplementation "org.bouncycastle:bcutil-jdk15to18:1.75"
+    integrationTestImplementation "org.bouncycastle:bcpkix-jdk15to18:1.78.1"
+    integrationTestImplementation "org.bouncycastle:bcutil-jdk15to18:1.78.1"
     integrationTestImplementation('org.awaitility:awaitility:4.2.0') {
         exclude(group: 'org.hamcrest', module: 'hamcrest')
     }
diff --git a/plugin-security.policy b/plugin-security.policy
index a0b51c26a8..24f3c97637 100644
--- a/plugin-security.policy
+++ b/plugin-security.policy
@@ -64,7 +64,10 @@ grant {
   permission java.security.SecurityPermission "putProviderProperty.BC";
   permission java.security.SecurityPermission "insertProvider.BC";
   permission java.security.SecurityPermission "removeProviderProperty.BC";
-  permission java.util.PropertyPermission "jdk.tls.rejectClientInitiatedRenegotiation", "write";
+  permission java.security.SecurityPermission "getProperty.org.bouncycastle.ec.max_f2m_field_size";
+  permission java.security.SecurityPermission "getProperty.org.bouncycastle.pkcs12.default";
+  permission java.security.SecurityPermission "getProperty.org.bouncycastle.rsa.max_size";
+  permission java.security.SecurityPermission "getProperty.org.bouncycastle.rsa.max_mr_tests";
 
   permission java.lang.RuntimePermission "accessUserInformation";