Methods utilizing steganography
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United States of America Patent
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Oct 16, 2012
Grant Date -
Aug 2, 2007
app pub date -
Jan 11, 2007
filing date -
Nov 3, 1998
priority date (Note) -
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Abstract
The present invention relates generally to steganography, digital watermarking and data hiding. In one embodiment a method is provided including: processing data representing content; analyzing the data to determine whether a plural-bit identifier is steganographically encoded therein, the plural-bit identifier encoded in the data through modifications to the data, the modifications steganographically hiding the presence of the plural-bit identifier; and upon detection of the plural-bit identifier, redundantly carrying out an action while attempting to conceal the action from one or more users of the content. Of course, other embodiments are described and claimed as well.
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