Unformatted text preview: •The sensor acquires the fingerprint image and computes the responseto the challenge •The challenge can be the checksum of a segment of the image, a set of samples from the image, etc. •The response and the sensed image are sent to the server •The validity of response/image pairis checked...
View Full Document
- Fall '10
- Biology, Replay Rathaet al., pseudorandom challengeafter transaction