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diff --git a/src/components/application_manager/include/application_manager/rpc_protection_manager.h b/src/components/application_manager/include/application_manager/rpc_protection_manager.h
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+/*
+ * Copyright (c) 2019, Ford Motor Company
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following
+ * disclaimer in the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * Neither the name of the Ford Motor Company nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef SRC_COMPONENTS_APPLICATION_MANAGER_INCLUDE_PROTOCOL_HANDLER_RPC_PROTECTION_MANAGER_H_
+#define SRC_COMPONENTS_APPLICATION_MANAGER_INCLUDE_PROTOCOL_HANDLER_RPC_PROTECTION_MANAGER_H_
+
+#include <cstdint>
+#include <memory>
+
+#include "application_manager/application.h"
+#include "smart_objects/smart_object.h"
+
+namespace ns_smart_device_link {
+namespace ns_smart_objects {
+class SmartObject;
+}  // namespace ns_smart_objects
+}  // namespace ns_smart_device_link
+namespace smart_objects = ns_smart_device_link::ns_smart_objects;
+
+namespace application_manager {
+class Application;
+}  // namespace application_manager
+
+namespace application_manager {
+/**
+  * @brief RPCProtectionManager interface
+  * This entity exists to get info from policy table regarding encryption on
+  * application and function group level, as well as make decisions whether
+  * certain RPC should be encrypted or not.
+  * It mediates communication between PRCService and
+  * PolicyEncryptionFlagGetterInterface which is implemented by PolicyManager,
+  * providing adequate level of abstraction.
+  */
+class RPCProtectionManager {
+ public:
+  /*
+   * @brief virtual destructor RPCProtectionManager
+   */
+  virtual ~RPCProtectionManager() {}
+
+  /*
+   * @brief checks whether given rpc requires encryption by policy
+   * @param function_id function id
+   * @param app ref to Application
+   * @param is_rpc_service_secure the flag the secure service started
+   * @return true if function need encryption for current app,  else false
+   */
+  virtual bool CheckPolicyEncryptionFlag(
+      const uint32_t function_id,
+      const ApplicationSharedPtr app,
+      const uint32_t conrrelation_id,
+      const bool is_rpc_service_secure) const = 0;
+  /*
+   * @brief check whether given rpc is saved to internal cache and needs to be
+   * encrypted before sending to mobile
+   * @param app_id application id
+   * @param correlation_id conrrelation id
+   * @return true if the message with correlation id correlation_id needed e
+   * ncryption else false
+   */
+  virtual bool IsInEncryptionNeededCache(
+      const uint32_t app_id, const uint32_t conrrelation_id) const = 0;
+  /*
+   * @brief create encryption needed response in case when received unencrypted
+   * rpc that requires encryption
+   * @param connection_key connection key
+   * @param function_id function id
+   * @param conrrelation_id conrrelation id
+   * @return response with error code ENCRYPTION_NEEDED
+   */
+  virtual smart_objects::SmartObjectSPtr CreateEncryptionNeededResponse(
+      const uint32_t connection_key,
+      const uint32_t function_id,
+      const uint32_t conrrelation_id) = 0;
+
+  /*
+   * @brief Adds app id and correlation id of a message to internal cache
+   * @param app_id application if
+   * @param correlation_id correlation id
+   */
+  virtual void AddToEncryptionNeededCache(const uint32_t app_id,
+                                          const uint32_t correlation_id) = 0;
+
+  /*
+   * @brief Removes app id and correlation id of a message from internal cache
+   * @param app_id application if
+   * @param correlation_id correlation id
+   */
+  virtual void RemoveFromEncryptionNeededCache(
+      const uint32_t app_id, const uint32_t correlation_id) = 0;
+};
+}  // namespace policy
+
+#endif  // SRC_COMPONENTS_APPLICATION_MANAGER_INCLUDE_PROTOCOL_HANDLER_RPC_PROTECTION_MANAGER_H_