Electrical computers and digital processing systems: support – Data processing protection using cryptography
Reexamination Certificate
2007-08-21
2007-08-21
Revak, Christopher (Department: 2131)
Electrical computers and digital processing systems: support
Data processing protection using cryptography
C726S003000, C726S004000, C726S005000, C726S006000, C726S027000, C726S028000, C726S029000, C726S030000, C380S228000, C380S229000, C380S232000, C713S182000, C713S183000, C713S184000, C713S185000, C713S193000, C713S194000
Reexamination Certificate
active
10006308
ABSTRACT:
An apparatus to enable operation of a computer by authorized users when in a secure mode of operation is provided. One exemplary apparatus includes a hub configured to be in communication with the computer. The hub includes a card reader, a card microprocessor and an encryption engine. The apparatus also includes a card configured for insertion into the card reader. The card includes a card microprocessor. In addition, the apparatus includes a user authentication device configured to validate the user as an authorized user of the card. If the user is validated as the authorized user, then the card microprocessor passes a key to the hub microprocessor in response to the validation of the user as the authorized user of the card. The encryption engine of the hub is then activated to operate in a secure mode of operation.
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Doe Kin
Nguyen Francis L.
Perona Leigh
Adaptec, Inc.
Chai Longbit
Martine & Penilla & Gencarella LLP
Revak Christopher
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