Encrypting a digital object on a key ID selected therefor
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United States of America Patent
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-
Aug 12, 2008
Grant Date -
Mar 24, 2005
app pub date -
Nov 5, 2004
filing date -
Mar 27, 1999
priority date (Note) -
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status (Latency Note)
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Abstract
To encrypt a digital object, a key ID is selected for the digital object, and a function f( ) having an input and an output is selected. The selected key ID is then employed as the input to the function f( ), and the output of such function f( ) is employed as the key (KD) for the digital object: f(key ID)key (KD). The digital object is then according to such key (KD), and the encrypted digital object is distributed.
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