发明名称 |
Method to protect software against unwanted use with a elementary functions principle |
摘要 |
The invention concerns a process to protect a vulnerable software working on a data processing system against its unauthorized usage using a processing and memorizing unit. The process comprises defining: 1) a set of elementary functions whose elementary functions are liable to be executed in a processing and memorizing unit 2) a set of elementary commands, said elementary commands being liable to be executed in the data processing system and to trigger the execution in a processing and memorizing unit, of the elementary functions 3) exploitation means designed to be used in a processing and memorizing unit during a usage phase, and enabling to execute the elementary functions of said set.
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申请公布号 |
US2003028788(A1) |
申请公布日期 |
2003.02.06 |
申请号 |
US20020178914 |
申请日期 |
2002.06.25 |
申请人 |
CUENOD JEAN-CHRISTOPHE EMANUEL;SGRO GILLES JEAN |
发明人 |
CUENOD JEAN-CHRISTOPHE EMANUEL;SGRO GILLES JEAN |
分类号 |
G06F12/14;G06F21/00;(IPC1-7):G06F12/14 |
主分类号 |
G06F12/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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