Patent ID: 9385871
Filing Date: 2016-07-05
CPC Classification: G06F,H04L

Claim Text:
1. A method for authenticating a memory device by a host device, the method comprising: sending, by the host device via a hardware interface for interfacing data communication with the memory device, a random number and a slot number to the memory device, wherein the slot number corresponds to a secret key of a plurality of secret keys stored in the memory device; receiving, by the host device, authentication information data from the memory device, wherein the authentication information data is generated through a calculation by the memory device using at least the random number and the secret key corresponding to the slot number; and authenticating the memory device, by the host device, based at least in part on the authentication information data, wherein the slot number is selected by the host device from among a plurality of slot numbers corresponding to the plurality of secret keys which are previously stored in a read-only area of the memory device.