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Tamper resistant methods and apparatus

  • US 5,892,899 A
  • Filed: 06/13/1996
  • Issued: 04/06/1999
  • Est. Priority Date: 06/13/1996
  • Status: Expired due to Term
First Claim
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1. An apparatus comprising:

  • an execution unit for executing programming instructions; and

    a storage medium coupled to the execution unit, having stored therein a plurality of programming instruction blocks to be executed by the execution unit during operation, the programming instruction blocks operating on corresponding subparts of a secret distributed among them, and the execution being distributed over a period of time.

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