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什么是DDOS,它导致什么后果?

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什么是DDOS,它导致什么后果? Empty 什么是DDOS,它导致什么后果?

Post by cyjian July 11th 2015, 13:43

DDOS全名是Distributed Denial of service 它的始祖是DOS, 目的就是使用大量的流量来瘫痪目标网站,使正常人士无法正确访问,由于其不需要太多的知识,因为被很多脚本小子用来恶意攻击。基本上,DDoS 被归列为四个部分:攻击者、主控机、攻击机、受害者虽然同样是拒绝服务攻击, 但是 DDOS 和 DOS 还是有所不同, DDOS 的攻击策略侧重于通过很多“僵尸主机”(被攻击者入侵过或可间接利用的主机)向 受害主机发送大量看似合法的网络包,从而造成网络阻塞或服务器资源耗尽而导致拒绝服 务,分布式拒绝服务攻击一旦被实施,攻击网络包就会犹如洪水般涌向受害主机,从而把合 法用户的网络包淹没,导致合法用户无法正常访问服务器的网络资源,因此,拒绝服务攻击 又被称之为 “洪水式攻击”。

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