Electrical computers and digital processing systems: support – Data processing protection using cryptography – By stored data protection
Reexamination Certificate
2004-07-21
2008-09-02
Revak, Christopher A (Department: 2131)
Electrical computers and digital processing systems: support
Data processing protection using cryptography
By stored data protection
C726S002000
Reexamination Certificate
active
07421589
ABSTRACT:
A data security system and method protects stored data from unauthorized access. According to one aspect of the invention, a client computing device communicates periodically with a server. If communications is not established between the client and the server for a selected activation interval and a subsequent grace period, the data is determined to be lost, and programmed security rules are automatically executed.
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International Search Report from corresponding PCT application No.:PCT/US2005/25948, Nov. 25, 2005.
Hanay John W.
Rensin David K.
Williams Cuong G.
Yuryev Yuri
Beachhead Solutions, Inc.
Pillsbury Winthrop Shaw & Pittman LLP
Revak Christopher A
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