Cryptography – Particular algorithmic function encoding – Nbs/des algorithm
Patent
1996-05-09
1999-11-23
Hayes, Gail O.
Cryptography
Particular algorithmic function encoding
Nbs/des algorithm
380 49, 705 44, H04K 100, H04L 900, G06F 1760
Patent
active
059914106
ABSTRACT:
The present invention is a method of a wireless adaptor receiving financial information, indicative of financial transactions, in PSTN compatible format, encrypting and converting the information into PSTN non-compatible format, transmitting the encrypted and converted information to a host computer, decrypting the information by the host computer, transmitting the decrypted information to an authorization processor, which transmits back to the host computer signals indicating authorization or denial of the transaction, the host computer transforming the signal received from the authorization processor to PSTN non-compatible format, and transmitting to the to the financial device the authorization or denial signal.
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Albert Herb
Renton Paul
Rowe Lorin
Schramke Stephen R.
Zorn Glen
AT&T Wireless Services Inc.
Hayes Gail O.
Sayadian Hrayr A.
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