Multifunctional high-safety smart card

The utility model discloses a multifunctional high-safety smart card which comprises a central processing unit, a memorizer, a data communication module and a data safety management module, wherein the data communication module, the memorizer and the data safety management module are respectively co...

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Bibliographic Details
Main Authors JIANG RONGSUI, XIANG SHENGJIAN, CHEN XIMING
Format Patent
LanguageChinese
English
Published 08.08.2012
Subjects
CALCULATING
COMPUTING
COUNTING
HANDLING RECORD CARRIERS
PHYSICS
PRESENTATION OF DATA
RECOGNITION OF DATA
RECORD CARRIERS
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Summary:The utility model discloses a multifunctional high-safety smart card which comprises a central processing unit, a memorizer, a data communication module and a data safety management module, wherein the data communication module, the memorizer and the data safety management module are respectively connected with the central processing unit through an interior bus; and the data safety management module comprises a password algorithm unit, a data encryption and decryption unit, a data signature verification unit, a data integrity verification unit and an access authority limit control unit. According to the utility model, the encryption speed is high, the hardware is easy to realize, the key length is longer, as a result, the safety is higher; the data integrity is required to be validated during data transmission, so that both data integrity and smart card serviceability are ensured; and besides, the smart card also has the characteristics of multiple purposes, high data transmission speed at 115.2kb/s, high ca
Bibliography:Application Number: CN20112502470U