Method and arrangement in a communication network

Details Method and arrangement in a communication network Method and arrangement in a communication network

2005-06-28

2005-06-28

Peeso, Thomas R. (Department: 2132)

Electrical computers and digital processing systems: support

Multiple computer communication using cryptography

Particular communication authentication technique

C713S152000, C713S152000, C380S283000, C380S285000, C380S278000

Reexamination Certificate

active

06912657

ABSTRACT:
The present invention relates to the problem of establishing of security that arises within an ad hoc networkThe problem is solved by using an optical device at a first device to read a public key that is encoded to a graphical string at a second device, which key is required for establishing security.

REFERENCES:
patent: 4814979 (1989-03-01), Neches
patent: 5764772 (1998-06-01), Kaufman et al.
patent: 5818937 (1998-10-01), Watson
patent: 0 802 654 (1997-10-01), None
patent: 0 977 397 (2000-02-01), None
International Search Report as Completed on Aug. 1, 2001, by the ISA/EP in connection with PCT/EP01/01674.

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