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diff --git a/libccnx-common/ccnx/common/validation/ccnxValidation_CRC32C.h b/libccnx-common/ccnx/common/validation/ccnxValidation_CRC32C.h
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+++ b/libccnx-common/ccnx/common/validation/ccnxValidation_CRC32C.h
@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ * 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.
+ */
+
+/**
+ * @file ccnxValidation_CRC32C.h
+ * @brief <#Brief Description#>
+ *
+ * <#Detailed Description#>
+ *
+ */
+#ifndef CCNx_Common_ccnxValidation_CRC32C_h
+#define CCNx_Common_ccnxValidation_CRC32C_h
+
+#include <parc/security/parc_Signer.h>
+#include <parc/security/parc_Verifier.h>
+#include <ccnx/common/internal/ccnx_TlvDictionary.h>
+
+/**
+ * Sets the Validation algorithm to RSA-SHA256
+ *
+ * Sets the validation algorithm to be RSA with a SHA-256 digest.  Optionally includes
+ * a KeyId and KeyLocator with the message.
+ *
+ * @param [in] message The message dictionary
+ *
+ * @return `true` success
+ * @return `false` failure
+ *
+ * Example:
+ * @code
+ * <#example#>
+ * @endcode
+ */
+bool ccnxValidationCRC32C_Set(CCNxTlvDictionary *message);
+
+/**
+ * Determines if the validation algorithm is RSA-SHA256 *
+ * @param [in] message The message to check
+ *
+ * @return `true` The validation algorithm in the dictionary is this one
+ * @return `false` The validaiton algorithm in the dictionary is something else or not present
+ *
+ * Example:
+ * @code
+ * <#example#>
+ * @endcode
+ */
+bool ccnxValidationCRC32C_Test(const CCNxTlvDictionary *message);
+
+/**
+ * Creates a signer to compute a CRC32C
+ *
+ * @return non-null An allocated signer
+ * @return null An error
+ *
+ * Example:
+ * @code
+ * <#example#>
+ * @endcode
+ */
+PARCSigner *ccnxValidationCRC32C_CreateSigner(void);
+
+/**
+ * Creates a verifier to check a CRC32C "signature"
+ *
+ * @return non-null An allocated verifier
+ * @return null An error
+ *
+ * Example:
+ * @code
+ * <#example#>
+ * @endcode
+ */
+PARCVerifier *ccnxValidationCRC32C_CreateVerifier(void);
+#endif // CCNx_Common_ccnxValidation_CRC32C_h