Patent ID: 9590983
Date: 2017-03-07
CPC Classifications: G06F,G06Q,G07F,H04L,H04W

Claim:
1. A self-authenticating integrated circuit chip comprising: one or more memory circuits on the integrated circuit, the one or more memory circuits providing a first memory region storing a first authentication code and a second memory region storing a second authentication code; a comparator circuit on the integrated circuit interconnected to at least said second memory region for providing an indicator of whether given input to said comparator matches said second authentication code stored in said second memory region wherein said second memory region is adapted to be unreadable and unmodifiable by said chip or a chip reader and may only be accessed by said comparator to compare a given input to said comparator to said second authentication code; and an authentication circuit on the integrated circuit interconnected to said comparator and at least one of said one or more memory circuits wherein said authentication circuit is operable to: