Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
Reexamination Certificate
2011-07-26
2011-07-26
Moazzami, Nasser (Department: 2436)
Electrical computers and digital processing systems: support
Multiple computer communication using cryptography
Particular communication authentication technique
C713S193000, C713S194000, C714S025000, C714S718000
Reexamination Certificate
active
07987362
ABSTRACT:
A method for authenticating a device including the steps of operating the device to create at least one failure condition; obtaining a measurement based on the at least one failure condition; and, comparing the measurement based on the at least one failure condition with a previously stored measurement based on the at least one failure condition to determine an identity of the device. An apparatus and an article of manufacture for authenticating a device is also disclosed.
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patent: WO 98/42098 (1998-09-01), None
“Technical Details on Microsoft Product Activation for Windows XP,” Internet Citation, XP002398930, Aug. 13, 2001.
Burdick Sean D.
Moazzami Nasser
Traore Fatoumata
Uniloc USA, Inc.
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