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Hybrid stream cipher

  • US 20020085710A1
  • Filed: 05/22/2001
  • Published: 07/04/2002
  • Est. Priority Date: 05/23/2000
  • Status: Active Grant
First Claim
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1. A hybrid stream cipher operating within a computing device, comprising:

  • a first software routine to divide incoming plain text into variable-sized blocks; and

    a second software routine to convert the plain text into cipher text based on an encryption key and an internal identifier.

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