Patent ID: 9641515
Date: 2017-05-02
CPC Classifications: G06F,G06K,H04L

Claim:
1. An RFID tag for a product, the RFID tag comprising: a receiver configured to receive a challenge message transmitted by an RFID reading device, the challenge message comprising a challenge data set, the challenge data set comprising a digital certificate issued for the RFID reading device by a certification body and signed with a private key of the certification body, the challenge data set further comprising a request message and a digital signature, at least of the request message, generated by a private key of the RFID reading device; a first verification device configured to verify the digital certificate using a public key of the certification body; a second verification device configured to verify the digital signature at least of the request message using a public key of the RFID reading device; and a transmitter configured to transmit a response message to the RFID reading device when the digital certificate and the digital signature are verified.