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Configurable cryptographic processing engine and method

  • US 6,026,490 A
  • Filed: 08/01/1997
  • Issued: 02/15/2000
  • Est. Priority Date: 08/01/1997
  • Status: Expired due to Term
First Claim
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1. A configurable cryptographic engine comprising:

  • a first and second microcode memory for storing respective first and second channel programs;

    a microsequencer for processing one of said channel programs; and

    an execution unit having first and second registers for storing respectively, first and second context associated respectively with said first and second channel programs,wherein said microsequencer configures said execution unit in response to said first channel program and said execution unit processes a first data unit in accordance with said first context and said first channel program, andwherein said second channel program is loaded into said second microcode memory and said second context is loaded into said second registers during the processing of said first data unit for subsequently processing a second data by said execution unit.

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