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message-authentication-code-mac

Security pattern for implementing Message Authentication Codes (MACs) to ensure data integrity and origin authentication. Use when implementing HMAC, CMAC, or other MAC algorithms, verifying message integrity, authenticating message origin with shared secrets, or when non-repudiation is NOT required. Specialization of Cryptographic action pattern.

igbuend
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igbuend
Updated 1/19/2026
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quick start

Installation and usage

Security pattern for implementing Message Authentication Codes (MACs) to ensure data integrity and origin authentication. Use when implementing HMAC, CMAC, or other MAC algorithms, verifying message integrity, authenticating message origin with shared secrets, or when non-repudiation is NOT required. Specialization of Cryptographic action pattern.

Installation
$ install --globalskills.sh
Usage

Once installed, you can use this skill by running the following command in your terminal:

skills use message-authentication-code-mac