| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method of detecting an unauthorized behavior in a network transaction which automatically detects the unauthorized behavior in a transaction over the network, such as online auction, online shopping and personal transactions. <P>SOLUTION: The method is provided with a log-data obtaining process of obtaining log data concerning the transaction over the network; a data-mining process which applies a mathematical model having a pattern of the unauthorized behavior, in advance, as the condition to the obtained log data and extracts a transaction matter where possibility of the unauthorized behavior is high; and a patrol process which makes a patroller patrol, with respect to the extracted transaction matter. <P>COPYRIGHT: (C)2008,JPO&INPIT |
