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Title:
METHOD FOR ACCESSING DATA SAFELY SUITABLE FOR ELECTRONIC TAG
Document Type and Number:
WIPO Patent Application WO/2010/009664
Kind Code:
A1
Abstract:
A method for accessing data safely, which is suitable for the electronic tag with low performance, is provided. The method comprises the following steps: when performing a data writing process, the first read-write device encrypts the message MSG and then writes the message in the electronic tag; when performing a data reading process, the second read-write device sends a data request packet to the electronic tag; the electronic tag sends a data response packet to the second read-write device according to the data request packet; the second read-write device sends a key request packet to a trusted third party; the trusted third party verifies the validity of the identity of the second read-write device according to the key request packet, and sends a key response packet to the second read-write device upon the verification is passed; the second read-write device obtains the plain text of the electronic tag message MSG according to the key response packet. This invention can realize the safe access of the data of the electronic tag with low performance.

Inventors:
PANG, Liaojun (A201, Qin Feng Ge Xi'an Software Park,No. 68 Ke Ji 2nd Road, Xi'an Hi-Tech Industrial Development Zon, Xi'an Shaanxi 5, 710075, CN)
庞辽军 (中国陕西省西安市高新区科技二路68号西安软件园秦风阁A201, Shaanxi 5, 710075, CN)
CAO, Jun (A201, Qin Feng Ge Xi'an Software Park,No. 68 Ke Ji 2nd Road, Xi'an Hi-Tech Industrial Development Zon, Xi'an Shaanxi 5, 710075, CN)
Application Number:
CN2009/072826
Publication Date:
January 28, 2010
Filing Date:
July 20, 2009
Export Citation:
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Assignee:
CHINA IWNCOMM CO., LTD (A201, Qin Feng Ge Xi'an Software Park,No. 68 Ke Ji 2nd Road, Xi'an Hi-Tech Industrial Development Zon, Xi'an Shaanxi 5, 710075, CN)
西安西电捷通无线网络通信有限公司 (中国陕西省西安市高新区科技二路68号西安软件园秦风阁A201, Shaanxi 5, 710075, CN)
PANG, Liaojun (A201, Qin Feng Ge Xi'an Software Park,No. 68 Ke Ji 2nd Road, Xi'an Hi-Tech Industrial Development Zon, Xi'an Shaanxi 5, 710075, CN)
庞辽军 (中国陕西省西安市高新区科技二路68号西安软件园秦风阁A201, Shaanxi 5, 710075, CN)
International Classes:
H04L9/32
Foreign References:
CN101170411A
CN101103365A
CN101350060A
Other References:
None
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (7th Floor, Scitech PlaceNo.22, Jian Guo Men Wai Ave., Chao Yang District, Beijing 4, 100004, CN)
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