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AUDIT-LOG INTEGRITY USING REDACTABLE SIGNATURES

  • US 20080104407A1
  • Filed: 10/31/2006
  • Published: 05/01/2008
  • Est. Priority Date: 10/31/2006
  • Status: Active Grant
First Claim
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1. A method of establishing the integrity of an audit record set, comprising:

  • receiving a set of audit records;

    generating a first set of random values wherein each audit record in the audit record set corresponds to at least one of the first set of values;

    generating a second set of values based on an audit record and a corresponding value of the first set of values for each audit record in the audit record set;

    generating a summary value based on the second set of values;

    certifying the summary value to generate an integrity certificate enabling verification of the integrity of the audit record set; and

    storing the audit record set and at least one of the first set of values and the integrity certificate.

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