Registered
COMMUNICATION DATA PROTECTION METHOD BASED ON SYMMETRIC KEY ENCRYPTION IN RFID SYSTEM, AND APPARATUS FOR ENABLING THE METHOD
- Inventors
-
Choi Doo Ho, Choi Yong-Je, Kim Ho Won, Chung Kyo Il
- Application No.
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12747447 (2008.06.17)
- Publication No.
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20100277287 (2010.11.04)
- Registration No.
- 8947211 (2015.02.03)
- Country
- UNITED STATES
- Project Code
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07MK1800, Development of security technology for secure RFID/USN service,
Chung Kyo Il
- Abstract
- A communication data protection method based on symmetric key encryption, and an apparatus for enabling the method are provided. A communication data protection method using a Radio Frequency Identification (RFID) reader, the method including: receiving, from a tag, tag information including security parameter information and an encrypted Unique Item Identifier (UII); extracting the UII based on the security parameter information; transmitting, to the tag, a request message including a challenge value for replay prevention; and performing a tag authentication by receiving, from the tag, a response message including a handle and the challenge value.