diff --git a/webconsole/src/main/java/org/apache/felix/webconsole/WebConsoleSecurityProvider3.java b/webconsole/src/main/java/org/apache/felix/webconsole/WebConsoleSecurityProvider3.java
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+++ b/webconsole/src/main/java/org/apache/felix/webconsole/WebConsoleSecurityProvider3.java
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+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.felix.webconsole;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.osgi.service.http.HttpContext;
+
+/**
+ * The <code>WebConsoleSecurityProvider3</code> extends the
+ * {@link WebConsoleSecurityProvider2} interface and adds the ability to perform log-out operation.
+ * <p>
+ * If a registered {@link WebConsoleSecurityProvider} service implements this
+ * interface the {@link #logout(HttpServletRequest, HttpServletResponse)}
+ * method is called when the user clicks the logout button.
+ * 
+ * If this service is missing and basic authentication is used, then new authentication is requested.
+ * 
+ * In any case, the logout procedure will invalidate the current session and will remove the 
+ * {@link HttpContext#REMOTE_USER}, {@link HttpContext#AUTHORIZATION} attributes from the request and the session.
+ * 
+ * @since 4.2.8; Web Console Bundle 4.2.8
+ */
+public interface WebConsoleSecurityProvider3 extends WebConsoleSecurityProvider2
+{
+
+    /**
+     * This method will be called by the web console when the user clicks the logout button. The security provider
+     * shouldn't invalidate the session, it will be invalidated after this method exits.
+     * 
+     * However the security provider must delete any cookies or objects, that matters during the authorization process.
+     * 
+     * @param request the request
+     * @param response the response
+     */
+    void logout(HttpServletRequest request, HttpServletResponse response);
+}
+