ISO/IEC 9797-3:2011/AMD1:2020
Information technology - Security techniques - Message Authentication Codes (MACs) - Part 3: Mechanisms using a universal hash-function - Amendment 1
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About This Item
ISO/IEC 9797-3:2011/AMD1:2020 is an amendment linked to the Message Authentication Codes (MACs) family in ISO/IEC 9797, specifically Part 3 covering mechanisms using a universal hash-function. It is relevant where engineering teams, laboratories, and compliance groups need a precise technical reference for evaluating cryptographic message authentication requirements and documenting controlled changes to the parent document. For organizations working through technical review, risk management, and conformity assessment, ISO/IEC 9797-3:2011/AMD1:2020 helps keep evaluation and procurement records aligned with the current normative basis.
Purpose of ISO/IEC 9797-3:2011/AMD1:2020
The purpose of ISO/IEC 9797-3:2011/AMD1:2020 is to modify the parent specification for MAC mechanisms that use a universal hash-function, so users can reference the updated technical direction when assessing message authentication methods. Because it is an amendment, it is best treated as a supporting document within a broader security techniques workflow rather than as a standalone baseline. In practice, it supports engineering documentation, technical validation, and documented evaluation where message integrity and authentication are part of a security design or compliance review.
Compliance applications of ISO/IEC 9797-3:2011/AMD1:2020
This amendment is typically used alongside the parent document during specification reviews, test planning, and conformity assessment preparation for systems that implement or evaluate MAC-based security functions. It can be relevant in development, laboratory evaluation, procurement checks, and regulatory preparation when teams need to confirm that a design is aligned with the current referenced text. ISO/IEC 9797-3:2011/AMD1:2020 may also support internal quality workflows where security requirements, testing workflows, and technical compliance records must remain consistent across projects.
Benefits of ISO/IEC 9797-3:2011/AMD1:2020
Using ISO/IEC 9797-3:2011/AMD1:2020 helps organizations maintain a clearer compliance reference for a specific MAC mechanism within the ISO/IEC 9797 framework. That can reduce ambiguity during engineering validation, procurement review, and conformity assessment preparation, especially when multiple revisions or related documents are in use. It also supports more consistent technical assessment and verification activities by anchoring review work to an amendment that reflects the updated normative context. For teams responsible for documentation control, this can improve operational consistency and lower the risk of citing outdated requirements.
- Amendment reference connected to ISO/IEC 9797 Part 3 and its universal hash-function MAC mechanisms
- Useful for review of authentication-related engineering documentation and compliance files
- Supports laboratory evaluation, verification activities, and technical validation planning
- Helps maintain alignment between procurement records and the current normative basis
- Publication Date: 2020-10-02
- Standard Status: Amendment
- Publisher: IEC
- Edition: 1
- New Version Available: ISO/IEC 9797 (2024-11-28)
- Previous Version: ISO/IEC 9797 (2023-08-25)
- Previous Version: ISO/IEC 9797 (2021-06-23)
- This Version: ISO/IEC 9797 (2020-10-02)
- Previous Version: ISO/IEC 9797 (2011-08-11)
- Previous Version: ISO/IEC 9797 (2011-01-03)
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