DIN - German Institute for Standardization

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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
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Smart Farming Standards and specifications are drivers for the digitalization of agriculture
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Standards [CURRENT]

CSA ISO/IEC 9797-1 AMD 1
Information technology - Security techniques - Message authentication codes (MACs) - Part 1: Mechanisms using a block cipher (Adopted amendment 1:2023 to ISO/IEC 9797-1:2011)

Edition 2025

Original language English

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

CSA ISO/IEC 9797-1 AMD 1 Information technology - Security techniques - Message authentication codes (MACs) - Part 1: Mechanisms using a block cipher (Adopted amendment 1:2023 to ISO/IEC 9797-1:2011)

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CSA ISO/IEC 9797-1 AMD 1
Information technology - Security techniques - Message authentication codes (MACs) - Part 1: Mechanisms using a block cipher (Adopted amendment 1:2023 to ISO/IEC 9797-1:2011)