diff --git a/hawkbit-dmf-amqp/src/main/java/org/eclipse/hawkbit/amqp/AmqpControllerAuthentfication.java b/hawkbit-dmf-amqp/src/main/java/org/eclipse/hawkbit/amqp/AmqpControllerAuthentfication.java
index 9d120c17b..91d07de37 100644
--- a/hawkbit-dmf-amqp/src/main/java/org/eclipse/hawkbit/amqp/AmqpControllerAuthentfication.java
+++ b/hawkbit-dmf-amqp/src/main/java/org/eclipse/hawkbit/amqp/AmqpControllerAuthentfication.java
@@ -17,7 +17,6 @@ import org.eclipse.hawkbit.dmf.json.model.TenantSecurityToken;
 import org.eclipse.hawkbit.im.authentication.TenantAwareAuthenticationDetails;
 import org.eclipse.hawkbit.repository.ControllerManagement;
 import org.eclipse.hawkbit.repository.TenantConfigurationManagement;
-import org.eclipse.hawkbit.security.CoapAnonymousPreAuthenticatedFilter;
 import org.eclipse.hawkbit.security.ControllerPreAuthenticateSecurityTokenFilter;
 import org.eclipse.hawkbit.security.ControllerPreAuthenticatedAnonymousDownload;
 import org.eclipse.hawkbit.security.ControllerPreAuthenticatedAnonymousFilter;
@@ -97,7 +96,6 @@ public class AmqpControllerAuthentfication {
         filterChain.add(anonymousDownloadFilter);
 
         filterChain.add(new ControllerPreAuthenticatedAnonymousFilter(ddiSecruityProperties));
-        filterChain.add(new CoapAnonymousPreAuthenticatedFilter());
     }
 
     /**
diff --git a/hawkbit-dmf-api/src/main/java/org/eclipse/hawkbit/dmf/json/model/TenantSecurityToken.java b/hawkbit-dmf-api/src/main/java/org/eclipse/hawkbit/dmf/json/model/TenantSecurityToken.java
index ccc3a5b42..e4f41bc46 100644
--- a/hawkbit-dmf-api/src/main/java/org/eclipse/hawkbit/dmf/json/model/TenantSecurityToken.java
+++ b/hawkbit-dmf-api/src/main/java/org/eclipse/hawkbit/dmf/json/model/TenantSecurityToken.java
@@ -26,8 +26,6 @@ import com.fasterxml.jackson.annotation.JsonProperty;
 public class TenantSecurityToken {
 
     public static final String AUTHORIZATION_HEADER = "Authorization";
-    public static final String COAP_AUTHORIZATION_HEADER = "Coap-Authorization";
-    public static final String COAP_TOKEN_VALUE = "CoapToken";
 
     @JsonProperty
     private final String tenant;
diff --git a/hawkbit-security-integration/src/main/java/org/eclipse/hawkbit/security/CoapAnonymousPreAuthenticatedFilter.java b/hawkbit-security-integration/src/main/java/org/eclipse/hawkbit/security/CoapAnonymousPreAuthenticatedFilter.java
deleted file mode 100644
index 36a444c43..000000000
--- a/hawkbit-security-integration/src/main/java/org/eclipse/hawkbit/security/CoapAnonymousPreAuthenticatedFilter.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/**
- * Copyright (c) 2015 Bosch Software Innovations GmbH and others.
- *
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- */
-package org.eclipse.hawkbit.security;
-
-import org.eclipse.hawkbit.dmf.json.model.TenantSecurityToken;
-
-/**
- * A Filter for device which download via coap.
- * 
- *
- *
- */
-public class CoapAnonymousPreAuthenticatedFilter implements PreAuthenficationFilter {
-
-    @Override
-    public HeaderAuthentication getPreAuthenticatedPrincipal(final TenantSecurityToken secruityToken) {
-        return new HeaderAuthentication(secruityToken.getControllerId(), TenantSecurityToken.COAP_TOKEN_VALUE);
-    }
-
-    @Override
-    public HeaderAuthentication getPreAuthenticatedCredentials(final TenantSecurityToken secruityToken) {
-        return new HeaderAuthentication(secruityToken.getControllerId(), TenantSecurityToken.COAP_TOKEN_VALUE);
-    }
-
-    @Override
-    public boolean isEnable(final TenantSecurityToken secruityToken) {
-        final String authHeader = secruityToken.getHeader(TenantSecurityToken.COAP_AUTHORIZATION_HEADER);
-        return TenantSecurityToken.COAP_TOKEN_VALUE.equals(authHeader);
-    }
-
-}