System for verifying the user of a card

Details System for verifying the user of a card System for verifying the user of a card

1975-06-30

1977-05-10

Canney, Vincent P.

Registers

Calculators

Input-output calculator to indicator, printer, etc.

235 6111D, 340149A, G06K 1700, G06K 700

Patent

active

040230120

ABSTRACT:
A system for verifying the user of a card in an automatic banking system and the like, wherein when a card is used for the first time after issuance, the user of the card himself manipulates the machine to input a secret number he intends to use with the card so that strict secrecy of the secret number can be maintained. The balance of the use's account is utilized for checking the correctness of the secret number when the card is used after the first use thereof.

REFERENCES:
patent: 3401830 (1968-09-01), Mathews
patent: 3513441 (1970-05-01), Schwend
patent: 3581063 (1971-05-01), Leuasseur
patent: 3665162 (1972-05-01), Yamamoto et al.
patent: 3740530 (1973-06-01), Hoffer et al.
patent: 3761682 (1973-09-01), Barnes et al.
patent: 3764742 (1973-10-01), Abbott et al.
patent: 3786420 (1974-01-01), Stambler
patent: 3846622 (1974-11-01), Meyer
patent: 3862716 (1975-01-01), Black et al.

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