--- /dev/null
+/*-
+ * ========================LICENSE_START=================================
+ * O-RAN-SC
+ * %%
+ * Copyright (C) 2019 AT&T Intellectual Property
+ * %%
+ * Licensed 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.
+ * ========================LICENSE_END===================================
+ */
+package org.oransc.ric.portal.dashboard.portalapi;
+
+import org.onap.portalsdk.core.onboarding.exception.CipherUtilException;
+
+/**
+ * Supports an upgrade path among methods in CipherUtil because the PortalSDK is
+ * changing encryption methods.
+ */
+public interface IPortalSdkDecryptor {
+
+ /**
+ * Decrypts the specified value using a known key.
+ *
+ * @param cipherText
+ * Encrypted value
+ * @return Clear text on success, null otherwise.
+ * @throws CipherUtilException
+ * if any decryption step fails
+ */
+ String decrypt(String cipherText) throws CipherUtilException;
+
+}