A member of that group pleaded guilty in US federal court earlier this year to a hacking charge for his role in a distributed denial-of-service attack that brought down church websites in 2008.

一名该组织成员与今年早些时候向美国联邦法院服罪，罪名是黑客犯罪，使用分布式拒绝服务攻击在2008年使该教会的网站瘫痪。

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A distributed denial of service attack involves using many computers to bombard a Web site with an overload of traffic, knocking it offline.

分布式的拒绝服务攻击需要用许多台电脑对一个网站集中进行流量轰炸，使其因负担过重而不能提供正常的服务。

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Botnets are often used to perform distributed denial-of-service (DDoS) attacks, which bring web servers down by overloading them with traffic, but this new line of attack is different.

僵尸网络通常被用于进行分布式拒绝服务(Distributed Denial of service, DDoS)攻击，其可以通过使其流量过载的方式使网络服务器瘫痪；但这种新的攻击与之不同。

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That means they could be used to launch a distributed denial-of-service attack on a victim's computer.

CNN: New denial-of-service attack tool uses chat programs

The distributed denial-of-service attack failed to crash those payment networks, but David says Anonymous did manage to poke around their back-end computer systems.

FORBES: Magazine Article

Spamhaus accused Cyberbunker, a Dutch Web-hosting company, of coordinating the so-called distributed denial-of-service attack against it, according to a report by the British Broadcasting Corp.

WSJ: Cyberattack on Spam Fighter Said to Be Over