Telephone based credit card protection

Details Telephone based credit card protection Telephone based credit card protection

1994-10-13

1996-04-30

Kuntz, Curtis

Telephonic communications

Telephone line or system combined with diverse electrical...

Credit authorization

379 88, H04M 1100

Patent

active

055132502

ABSTRACT:
A system and method for enhancing the security of use of a transaction device such as a credit card through a telephone system wherein the subscriber may establish through the telephone network a series of parameters which must be satisfied in order to activate the credit card to permit validation by passage of the card through the conventional point-of-sale magnetic swiping device. The parameters may include subscriber establishment of an activation time frame, an activation area, a dollar limit on purchasing power, a temporary PIN valid subject to satisfaction of the other parameters, and voice verification.

REFERENCES:
patent: 4485300 (1984-11-01), Peirce
patent: 4796292 (1989-01-01), Thomas
patent: 5274695 (1993-12-01), Green
patent: 5313463 (1994-05-01), Gore et al.
patent: 5315641 (1994-05-01), Montgomery et al.
patent: 5386458 (1995-01-01), Nair et al.

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