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Method and apparatus for using a secret in a distributed computing system

DC
  • US 7,779,267 B2
  • Filed: 09/04/2001
  • Issued: 08/17/2010
  • Est. Priority Date: 09/04/2001
  • Status: Active Grant
First Claim
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1. Computing system comprising:

  • a token reader;

    a trusted device which is physically and logically protected from unauthorized modification, the trusted device having therein a device memory, and a device interface adapted for communication with the token reader; and

    a security token having therein a token processor and a token memory;

    wherein validation information is stored in the device memory and a secret is stored in the token memory, and whereby on provision of validation information from the device memory to the token memory, and satisfactory completion of a validation process by the token processor, the security token is adapted to provide the secret to the device memory.

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