| 摘要 |
PROBLEM TO BE SOLVED: To provide a method, a system and a program for suppressing the illegally copy of a software product capable of satisfactorily preventing the illegal copy of a software product without damaging the convenience of a normal user or interrupting the trial use of the product and to provide a storage medium. SOLUTION: At the time of installing a software product, a normal product ID is inputted (S1 to S7). Then a user ID and password for on-line shop entry are generated (S9), and a software program is installed (S25). Also, a user ID and password for on-line shop entry are generated even for an illegal user, and as a result, shopping using a credit originally given to the normal user is made available. Therefore, when the illegal user uses the credit, the normal user suffers disadvantages. |
