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Remote system integrity verification

  • US 6,925,566 B1
  • Filed: 07/07/2000
  • Issued: 08/02/2005
  • Est. Priority Date: 07/07/2000
  • Status: Expired due to Fees
First Claim
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1. A method for use in verifying the integrity of a remote unit in a communication system, said method comprising:

  • generating a random value;

    determining memory range information identifying a range of memory space within the remote unit having data to be hashed by a hashing function;

    determining position information indicative of a position within a data stream to be generated within the remote unit at which said random value is to be located;

    delivering said random value, said memory range information, and said position information to the remote unit for use by the remote unit in performing a hashing operation; and

    receiving a hash value from said remote unit, said hash value being a result of a hashing operation performed within said remote unit based upon said random value, said memory range information, and said position information delivered to the remote unit.

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