Replacing blinded authentication authority
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United States of America Patent
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Oct 11, 2011
Grant Date -
Jun 23, 2005
app pub date -
Dec 22, 2003
filing date -
Dec 22, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
A manufacturing entity provides a blinded signature to a secure device and associates a time with the blinded signature. If a signing key is compromised, the manufacturing entity provides a time of the compromise and the time associated with the blinded signature to the replacement authority.
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