| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an attack countermeasure device, an attack countermeasure method, and an attack countermeasure program, which can obtain information for an administrator to perform better adequate handling when an attack is detected. <P>SOLUTION: An attack countermeasure device 1 comprises: an acquisition unit 11 for acquiring a plurality of IP address ranges a network manages; a link capacity measuring unit 12 for calculating a value indicating a communication volume an adjacent edge router can process, for each of the obtained IP address ranges; and a notice unit 14 which, when an attack has been detected, obtains an IP address which is the target of the attack and the communication volume related to the attack, and gives notice of information indicating a surplus volume of the communication volume which the edge router adjacent to the IP address can process relative to the communication volume related to the attack. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
