Secure and reliable bootstrap architecture

CAFC
  • US 6,185,678 B1
  • Filed: 10/02/1998
  • Issued: 02/06/2001
  • Est. Priority Date: 10/02/1997
  • Status: Expired due to Term
First Claim
Patent Images

1. An architecture for initializing a computer system comprising:

  • a processor;

    an expansion bus coupled to said processor;

    a memory coupled to said expansion bus, said memory storing a system BIOS for execution by said processor upon power up of the computer system;

    a plurality of boot components coupled to said expansion bus and accessed by said processor when said system BIOS is executed;

    a trusted repository coupled to said expansion bus; and

    means for verifying the integrity of said boot components and said system BIOS wherein integrity failures are recovered through said trusted repository.

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