Security system for software

Details Security system for software Security system for software

1991-03-11

1992-10-13

Gregory, Bernarr E.

Cryptography

Particular algorithmic function encoding

Nbs/des algorithm

380 4, 380 25, 34082531, 34082534, H04L 932

Patent

active

051557681

ABSTRACT:
A security lock for use with a game machine that displays the content of a game through a video display device. The security lock uses a video game system comprising a means of storage, which stores the game programs as software, that is connected in a flexible manner to the game machine.
The means of storage includes a device for reading a security code stored within said means of storage and for comparing this security code to a separate security identical, the game machine will operate as usual. However, if both codes are not identical, the game machine will not operate.

REFERENCES:
patent: 3609697 (1971-09-01), Blevins et al.
patent: 4128874 (1978-12-01), Pertl et al.
patent: 4458315 (1984-07-01), Uchenick
patent: 4462076 (1984-07-01), Smith, III
patent: 4471163 (1984-09-01), Donald et al.
patent: 4794635 (1989-01-01), Nakagawa
patent: 4796181 (1989-01-01), Wiedemer
patent: 4849927 (1989-07-01), Vos
patent: 5004232 (1991-04-01), Wong et al.

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