| 摘要 |
PROBLEM TO BE SOLVED: To provide a communication apparatus capable of quickly informing a user of that security related information is illegitimate. SOLUTION: The communication apparatus for realizing security communication on the basis of the security related information stored in advance includes a discrimination means for discriminating whether the security related information is illegitimate or valid, and the discrimination means executes discrimination processing for a plurality of number of times in response to a progress state of transmission operations. COPYRIGHT: (C)2007,JPO&INPIT
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