A threat is a possible attack against a system.

威胁是对系统的可能的攻击。

youdao

Denial of service attack against the provider's host.

对供应商主机的拒绝式服务攻击。

youdao

Thus, all DRM is also an attack against free software.

因此, 所有的DRM也是对自由软件的一种侵袭.

youdao

But,the project has stalled. On Tuesday Prime Minister Recep Tayyip Erdogan launched a strong attack against the country's main pro Kurdish party, the Peace and Democracy Party.

VOA: standard.2010.06.17

because they're fighting against letting immigrants coming in and attack us and terrorism.

因为他们反对移民者入境，接着袭击我们，引发恐怖主义。

英国的极右政党 - SpeakingMax英语口语达人

"There was no single piece of intelligence, a 'smoking gun' if you will, that said that Mr.Abdulmutallab was going to carry out his attack against that aircraft,"

VOA: standard.2010.01.03

It's unclear who plotted the attack against Twitter and what their motives may have been.

CNN: Twitter hit by denial-of-service attack

Heffner tested his attack against 30 router models and found that about half were vulnerable.

FORBES: "Millions" Of Home Routers Vulnerable To Web Hack

Kidney has urged his side to maintain the "courage" to attack against a powerful France side.

BBC: Brian O'Driscoll wants fast Irish start against French