diff --git a/src/main/java/com/hivemq/extension/sdk/api/auth/parameter/SimpleAuthOutput.java b/src/main/java/com/hivemq/extension/sdk/api/auth/parameter/SimpleAuthOutput.java
index c49eb7e..f20542e 100644
--- a/src/main/java/com/hivemq/extension/sdk/api/auth/parameter/SimpleAuthOutput.java
+++ b/src/main/java/com/hivemq/extension/sdk/api/auth/parameter/SimpleAuthOutput.java
@@ -74,6 +74,20 @@ public interface SimpleAuthOutput extends AsyncOutput<SimpleAuthOutput> {
      */
     void authenticateSuccessfully();
 
+    /**
+     * Successfully authenticates the client.
+     * <p>
+     * A CONNACK packet with reason code {@link ConnackReasonCode#SUCCESS SUCCESS} is sent to the client.
+     * <p>
+     * This is a final decision, authenticators of the next extensions (with lower priority) are not called.
+     *
+     * @param clearPasswordAfterAuth defines if the password will be cleared after authentication. Default is false
+     * @throws UnsupportedOperationException When authenticateSuccessfully, failAuthentication or nextExtensionOrDefault
+     *                                       has already been called.
+     * @since 4.30.0, CE 2019.1
+     */
+    void authenticateSuccessfully(boolean clearPasswordAfterAuth);
+
     /**
      * Fails the authentication of the client.
      * <p>