What is ISO/IEC 9798?

ISO/IEC 9798 [ISO92a] is an emerging international standard for entity authentication techniques. It consists of three parts. Part 1 is introductory, and Parts 2 and 3 define protocols for entity authentication using secret-key techniques and public-key techniques. Parts 4 and 5 are currently in preparation. Part 4 defines protocols based on cryptographic checksums, and part 5 is planned to address zero-knowledge techniques.

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