System and apparatus for protecting computer software

Details System and apparatus for protecting computer software System and apparatus for protecting computer software

1991-04-19

1993-01-26

Buczinski, Stephen C.

Cryptography

Cryptanalysis

380 25, 380 49, 34082534, H04L 900, H04K 100, H04K 900

Patent

active

051827700

ABSTRACT:
An integrated software piracy prevention system incorporates several characteristic identification codes identifying installation and software components. A separate security device is attached to and in communication with the protected computer system. It is interactively queried regarding proper authorization of the current user. This approach is unusually flexible and provides economical tracking of licensees and their use of sophisticated programs.

REFERENCES:
patent: 4319079 (1982-03-01), Best
patent: 4829296 (1989-05-01), Clark et al.
patent: 4866769 (1989-09-01), Karp

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