Electrical computers and digital processing systems: multicomput – Computer network managing – Computer network access regulating
Reexamination Certificate
2007-10-04
2011-11-08
Donaghue, Larry (Department: 2454)
Electrical computers and digital processing systems: multicomput
Computer network managing
Computer network access regulating
C709S229000, C705S055000, C705S056000, C726S009000
Reexamination Certificate
active
08055769
ABSTRACT:
A method of securely utilizing downloaded data includes the steps of opening a media player; opening a data file; requesting a portable token from and used by a client, the portable token being a physical device removeably coupleable to a client computer; reading a distinguishing number from the token; and verifying a digital message linking the data file to the token using the media player, the distinguishing number, and a private key in the token. The digital message is required to access the data.
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Badia Logan
Cochran Michael L.
Tan Kaijun
Donaghue Larry
Drinker Biddle & Reath LLP
SafeNet, Inc.
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