Computer software security system

Details Computer software security system Computer software security system

1985-05-30

1987-08-18

Zache, Raulfe B.

Boots, shoes, and leggings

G06F 702

Patent

active

046881697

ABSTRACT:
A computer software security system for restricting execution of a computer program to a particular machine, including means for storing a machine identification code in the program and means for determining the presence of the machine identification code in the means for storing during execution of the program. A machine identification code unique to the machine is retrieved and compared with the machine identification code in the program. The system prevents further execution of the program unless both codes are present and match.

REFERENCES:
patent: 4120030 (1978-10-01), Johnstone
patent: 4139893 (1979-02-01), Poland
patent: 4513174 (1985-04-01), Herman
patent: 4573119 (1986-02-01), Westheimer et al.

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