Encryption method and device of data encryption card

The invention discloses an encryption method and device of a data encryption card, the method is applied to an encryption card system, and the encryption card system comprises a CPU subsystem used for data encryption and a hardware subsystem used for interacting with a card reading device. The CPU s...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GUO JING, GAO QINGJIAN, BI SHUNXIANG, XIONG XIAOMING, ZHAN RUIDIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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