×

Method for securing information between RFID reader and tag, and RFID reader and tag using the same

  • US 20070069852A1
  • Filed: 09/22/2006
  • Published: 03/29/2007
  • Est. Priority Date: 09/23/2005
  • Status: Abandoned Application
First Claim
Patent Images

1. A method for securing information between a Radio Frequency Identification (RFID) reader and an RFID tag, comprising the steps of:

  • a) requesting an access password of the RFID tag in the RFID reader;

    b) extracting a key value mapped to the access password transmitted from the RFID tag and transmitting the key value to the RFID tag in the RFID reader;

    c) outputting a hash function value from the key value transmitted from the RFID reader in the RFID tag; and

    d) determining whether to allow the RFID reader to access to an RFID tag memory based on whether the outputted hash function value is the same as the access password of the RFID tag.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×