Dynamically adjustable SM4 pipeline hardware system

The invention relates to a dynamically adjustable SM4 pipeline hardware system. The system comprises a dynamic monitoring module used for receiving a secret key and mode selection configuration information from a user, monitoring the working frequency and the actual throughput rate of a computer sys...

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Bibliographische Detailangaben
Hauptverfasser: LI CHEN, LIU ZHONG, TANG XIANTUO, ZHU QIJIN, CHEN XIAOWEN, YUAN HENGZHOU, LIU SHENG, GUO YANG, LU JIANZHUANG, CAO ZHUANG, LIU CHANG, ZHANG YANG, CHEN HAIYAN, WANG ZHI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention relates to a dynamically adjustable SM4 pipeline hardware system. The system comprises a dynamic monitoring module used for receiving a secret key and mode selection configuration information from a user, monitoring the working frequency and the actual throughput rate of a computer system circuit in real time according to the secret key and mode selection configuration information, and selecting initial pipeline series information according to frequency detection information, the initial flow line series information is dynamically adjusted according to the actual throughput rate and then is transmitted to the encryption and decryption module; the round key generation module is used for generating a 32-round key according to the mode selection configuration information and an SM4 algorithm and transmitting the 32-round key to the encryption and decryption module; and the encryption and decryption module is used for dynamically adjusting the internal assembly line according to the dynamically adju