Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
Reexamination Certificate
2008-01-22
2008-01-22
Barron, Gilberto (Department: 2132)
Electrical computers and digital processing systems: support
Multiple computer communication using cryptography
Particular communication authentication technique
C726S014000, C713S151000
Reexamination Certificate
active
07321971
ABSTRACT:
A method and apparatus for directing a client to establish a secure connection with a server across a public network. The server and the client exchange a Server Authentication Public Key, a Client Authentication Public Key, and a Remote Service Unique Identifier (RSUID) during a registration process. In one embodiment, the method includes the client transmitting to the server a client information package having the RSUID and a client challenge information package encrypted with the Server Authentication Public Key, the client receiving from the server a server information package having the RSUID and a server challenge information package and a portion of the received client challenge information encrypted with the Client Authentication Public Key, the client decrypting and verifying the server challenge information package with the Client Authentication Private Key, and, the client transmitting to the server an encrypted portion of the received client challenge information.
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Horman Randall W.
Wilding Mark F.
Barron Gilberto
Greg Plow; SVL, IP Law
International Business Machines - Corporation
Kane Cordelia
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