Method and apparatus for data encryption
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United States of America Patent
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Mar 2, 2010
Grant Date -
May 24, 2007
app pub date -
Aug 3, 2006
filing date -
Jun 29, 2001
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Abstract
A method and apparatus for use in encrypting and decrypting digital communications converting an initial block to final block based on freely selectable control information and secret key information having double the length of prior art keys and maintaining compatibility with the prior art encryption system.
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