发明授权
US07273170B2 Verification system and program check method for verification system 有权
验证系统验证系统和程序检查方法

Verification system and program check method for verification system
摘要:
In a verification system which verifies individual input data against registered data to perform individual authentication, the verification program is checked for alteration. Programs for verification in a processing unit are checked for alteration by a check program in the tamper-proof environment of a lower-level storage unit. Hence illicit use of the verification system through program alteration can be prevented.
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