Storage medium for preventing an irregular use by a third party

Details Storage medium for preventing an irregular use by a third party Storage medium for preventing an irregular use by a third party

1996-02-20

1998-08-18

Barron, Jr., Gilberto

Cryptography

Cryptanalysis

380 25, H04L 932

Patent

active

057968241

ABSTRACT:
A storage medium stores encrypted electronic data, a medium personal number which is unique for each storage medium and encrypted permission information. At least the medium personal number is written onto the storage medium in an un-rewritable form which a user computer cannot rewrite.

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Albert et al., Computer, vol. 17, No. 4, Apr., 1984, Long Beach, California, "Combatting Software Piracy by Encryption and Key Management".

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