Technique for authenticating IC card and terminal

Details Technique for authenticating IC card and terminal Technique for authenticating IC card and terminal

1985-10-10

1989-05-02

Faber, Alan

Registers

Record controlled calculators

With printing

235379, 235380, 235441, 380 24, G06F 1520, G06K 704

Patent

active

048271136

ABSTRACT:
An IC card is placed on a card terminal main body, and an internal IC of the IC card is electrically connected to an electrical circuit in a terminal through a connector. Input data entered by a card holder at a keyboard and data read out from the IC card are encrypted in accordance with a predetermined encryption algorithm and are compared with each other. Authenticity of the card terminal and the IC card is determined in accordance with the comparison result.

REFERENCES:
patent: 3818187 (1974-06-01), Lovendusky et al.
patent: 4262589 (1981-04-01), Gebhardt
patent: 4268715 (1981-05-01), Atalla
patent: 4423287 (1983-12-01), Zeidler
patent: 4436182 (1984-03-01), Simonotti et al.
patent: 4498000 (1985-02-01), Decavele et al.
patent: 4536647 (1985-08-01), Attalla et al.
patent: 4630201 (1986-12-01), White
patent: 4650975 (1987-03-01), Kitchener
patent: 4678895 (1987-07-01), Tateisi et al.
patent: 4678896 (1987-07-01), Carlson et al.
International Conference on Secure Communication Systems: Feb. 1984, pp. 1-4, IEEE, London GB; D. W. Davies: "Smart Cards, Digital Signatures and Negotiable Documents", p. 2, Paragraph Digital Signature.

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