Data protection and cryptographic functions using a device-specific value
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United States of America Patent
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Oct 19, 2010
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app pub date -
Jun 1, 2006
filing date -
Apr 16, 2002
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Abstract
A digital value is generated in an integrated circuit such that the generated value substantially depends on circuit parameters that vary among like devices. The generated digital value is then used, for example, to access protected information in the device or to perform a cryptographic function in the integrated circuit.
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