APPARATUS AND METHOD FOR AUTHENTICATING DEVICE BASED ON CERTIFICATE USING PHYSICAL UNCLONABLE FUNCTION

摘要

A device authentication apparatus and method are disclosed. Device authentication method according to an embodiment of the present invention in the certificate-based device authentication method using PUF of the certificate-based device authentication apparatus using PUF, the first CRP ( CHALLENGE-RESPONSE-PAIR) obtaining information, and generating a certificate including a public key generated by using the first CRP information; Transmitting, to the device, a message including the certificate and the first challenge value of the first CRP information encrypted by using the first response value of the first CRP information as a server secret key, and a secure channel from the device and verifying the encrypted signature message received through the device to authenticate the device.