Computer-implemented method and system for perceptual cryptography in file-sharing environments
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United States of America Patent
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Issued Date -
Aug 16, 2007
app pub date -
Mar 31, 2006
filing date -
May 25, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A computer-implemented method and system for perceptual cryptography in file-sharing environments are disclosed. The method and system include providing access to a quality-degraded version of a content bit-stream, and providing decryption keys for rendering the content bit-stream without quality degradation.
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