Method for controlling database copyrights
A method and apparatus for controlling digital data management includes encrypting digital data to produce encrypted digital data supplied to a user, and using a utilization permit key pre-defined to permit at least one of displaying, editing, storing, copying, and transferring of said digital data.
Intarsia Software LLC
H H G H G H H H H H H H G G G H H H H G
H04N H04N G06F H04N G11B H04L H04L H04N H04N H04L H04N H04H G06Q G06F G11B H04N H04L H04N H04L G11B
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Makoto
Saito