A method and apparatus for improving data card security

By binding the data card to the terminal and generating a decryption password, only the bound terminal can decrypt and use the data card, solving the problem that the data card lock password is easily cracked and significantly improving information security.

CN102270183AInactive Publication Date: 2011-12-07YULONG COMPUTER TELECOMM SCI (SHENZHEN) CO LTD
5 Cites 1 Cited by

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2011-07-08
Publication Date
2011-12-07
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

The lock password of existing data cards is easily cracked, causing information security to be threatened.

Method used

By binding the data card inserted into the terminal to the terminal, a decryption password is generated. Only the bound terminal can decrypt the data card and perform read and write operations.

Benefits of technology

Even if the data card is lost or stolen, illegal holders cannot obtain its information, which significantly improves the information security of the data card.

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Abstract

This invention discloses a method and apparatus for improving the security of data cards, relating to the field of information security, and is invented to enhance the security of information stored in data cards. The method includes: binding a data card inserted into a first terminal to the first terminal; generating a decryption password; when a read / write operation is required on the data card, determining whether a second terminal requiring the read / write operation is the first terminal, and if so, decrypting the data card using the decryption password. This invention is mainly applicable to various data cards.
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Citation Information

Patent Citations

  • Date safety storing system, device and method

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  • Logic binding method for preventing PC (personal computer)hard disk information from theft

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  • Method, device and system for verifying binding of data card and mobile hosts

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  • Encrypted card and its application method in mobile terminal

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  • Unauthorized deice detection device, unauthorized device detection system, unauthorized device detection method, program, recording medium, and device information update method

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