| 摘要 |
PROBLEM TO BE SOLVED: To surely detect network equipment infected even by undiscovered computer virus, and to prevent the erroneous detection of the network equipment infected by the computer virus, and to increase the detecting precision of the network equipment infected by the computer virus, and to increase reliability. SOLUTION: This abnormality detection device for detecting the abnormality of network equipment by monitoring a packet to be transmitted in a network is provided with a vulnerability detection device for deciding vulnerability to the computer virus of the network equipment, and when the network equipment whose abnormality has been detected by the abnormality detection device is vulnerable to computer virus, it is decided that the network equipment is infected by the computer virus. COPYRIGHT: (C)2007,JPO&INPIT |
