NETWORK ATTACK COMBATING METHOD, NETWORK ATTACK COMBATING DEVICE AND RECORDING MEDIUM HAVING NETWORK ATTACK COMBATING PROGRAM RECORDED THEREON

摘要

When the attack is stopped, stop the protection of the attack, and also, at this time, its own network attack protection device than the position on the attacker side, and cooperation by network attack protection device that performs measures of attack or network attacks and prepare attacks resumed measures to determine whether the devices need to be prepared for the attack resumed to determine whether or not there. By this determination, in case it is determined to need no guard against attack resumed, by deleting the information about the attack, and returns to the normal state, on the other hand, if it is determined that there is a need to prepare for attack resumed, the attack it does not delete the information relating to preparation for the attack resumed. ; DDos defense devices, network interface, the packet distributing unit, attack detection