One form of hacker attack even involves feeding bad data to ARP tables, a practice known as ARP poisoning.

黑客攻击的一种形式就包括修改恶意数据到ARP映射缓存，即所谓的ARP中毒。

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Of the applications, Web sites, and services hosted on the Web, more than a fair share will experience some sort of mischief at the hands of a hacker intent on carrying out some sort of attack.

对于Web上托管的应用程序、Web站点以及服务，其中相当一部分都会遭遇到意图实施某类攻击的黑客带来的破坏。

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The hacker was acquitted in the trial that ensued, but the judgement revealed flaws in the 1990 Police and Justice Bill, consequently amended to ban any and all denial of service attack.

虽然在随后的审判中黑客被无罪释放，但是这也揭示出1990年的Police and Justice Bill(译者注：英国的警察与司法法案)存在缺陷，从而通过修正案来禁止任何的拒绝服务攻击。

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But I doubt many customers will give up on plastic as a result of the hacker attack.

WSJ: Public Relations Nightmares Have a Short Shelf Life

Twitter said the site's blackout was caused by a "denial-of-service attack, " which likely means a hacker used a number of infected computers to send enough automated requests to the site to overwhelm it.

CNN: Pro-Georgia blogger 'George' target of Twitter attack

One of the most common styles of attack on small businesses targets credit-card information that a hacker can sell or use to make fraudulent purchases.

WSJ: Hackers New Target: Small Firms With Lax Security