Stream cipher encryption application accelerator and methods thereof
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United States of America Patent
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Mar 8, 2011
Grant Date -
May 8, 2008
app pub date -
Oct 1, 2007
filing date -
Sep 25, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
A system for encrypting and decrypting data formed of a number of bytes using the ARCFOUR encryption algorithm is disclosed. The system includes a system bus and an encryption accelerator arranged to execute the encryption algorithm coupled to the system bus. A system memory coupled to the system bus arranged to store a secret key array associated with the data and a central processing unit coupled to the system bus wherein encryption accelerator uses substantially no central processing unit resources to execute the encryption algorithm.
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