Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Protection at a particular protocol layer
Patent
1997-08-15
2000-04-25
Le, Dieu-Minh T.
Electrical computers and digital processing systems: support
Multiple computer communication using cryptography
Protection at a particular protocol layer
713200, 380 23, 34082531, G06F 1130, H04L 900, H04L 932
Patent
active
060556382
ABSTRACT:
Process and device for secured authentication of the transmission of data between two terminals includes a secured authentication process for the communication between a user's station and a server station, through a communication network, the user's station bring the content of an authentication device depending on information coming from a server station, in which a link is established between the user's station and the server station, a server code is chosen at random at the level of the server station, representative data of the server code are transmitted in a first server-to-user direction, thanks to those data, a corresponding user's code is recognized in the content of the authentication device, the recognized user's code is transmitted in a second user-to-server direction, the user's code is compared with the server code, and the authentication is validated if the user's code is identical to the server code.
REFERENCES:
patent: 5276735 (1994-01-01), Boebert et al.
patent: 5495533 (1996-02-01), Linehan et al.
patent: 5499297 (1996-03-01), Boebert
patent: 5560008 (1996-09-01), Johnson et al.
Pascal Thoniel
Thierry Cottreau
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