Tag Archives: sm2

SM3 Cryptographic Hash Algorithm (Chinese Standard)

Introduction In December of 2007, the Chinese National Cryptographic Administration Bureau released the specification of a Trusted Cryptography Module, detailing a cryptoprocessor to be used within the Trusted Computing framework in China. The module specifies a set of cryptographic algorithms … Continue reading

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SM4 block cipher (Chinese Standard for WAPI)

Introduction SM4 (formerly SMS4) is a 128-bit block cipher with a 128-bit user key and 32 rounds. It’s used in the WLAN Authentication and Privacy Infrastructure (WAPI), a Chinese WLAN national standard. It was published or rather declassified in 2006 … Continue reading

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