Radio telecommunication device and method of authenticating a us

Details Radio telecommunication device and method of authenticating a us Radio telecommunication device and method of authenticating a us

1997-10-29

2000-07-04

Barron, Jr., Gilberto

Cryptography

Cellular telephone cryptographic authentication

705 1, 713188, 455411, H04L 932

Patent

active

060849673

ABSTRACT:
Apparatus and a method are described for providing a security token. The security token may be used for numerous applications, but is particularly useful in conjunction with radiotelephone devices having secure functions. In accordance with the invention the user must insert a PIN and utter sounds. The radiotelephone device will activate the secure functions only if the PIN is correct and the sounds uttered are authenticated against voice feature vectors stores it the token.

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