DoS(Denial of Service拒绝服务)攻击由于攻击简单、容易达到目的、难于防止和追查,已经成为网络上最常见的攻击方式。DoS攻击,特别是网络分布式拒绝服务攻击造成的危害是相当严重的,可能造成服务无法访问,甚至数据损坏和丢失,从而给被攻击的客户带来金钱、人力、时间上的巨大 DoS (Denial of Service Denial of Service) Attacks Because attacks are simple, easy to achieve, hard to prevent and track down, it has become the most common form of attack on the web. DoS attacks, especially network distributed denial of service attacks caused by the very serious harm that may result in services can not be accessed, or even data corruption and loss, thereby giving the attacked customers money, manpower, huge time