| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve the problem that there is a case where an operation log is not collected from an off-line device. <P>SOLUTION: A log collection system includes: a portable storage device for storing authentication information and the operation log; and a first information processor. The first information processor includes: an authenticating part for detecting the connection of the portable storage device to the first information processor and determining the propriety of an operation to the first information processor, based on the authentication information stored in the portable storage device; and an operation log generating part for generating the operation log, which indicates the content of the operation to the first information processor, when the operation to the first information processor is acceptable, and stores the operation log in the portable storage device. <P>COPYRIGHT: (C)2010,JPO&INPIT |
