| 摘要 |
A data protection method and system thereof used for a smart card, wherein, the user may select a data frame in a smart card through a data access interface, and input data into the data frame. The data protection system includes a data protection module, an encryption-decryption module, and a data storage module. The data protection module is coupled respectively to a data access interface and a smart card. The encryption-decryption module is coupled to the data protection module, and is used to generate an encrypted data frame. The data protection module is used to store the fake data frame into a smart card. When it is desired to access the data frame, the data access interface is used to read out the corresponding fake data frame.
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