This can help prevent denial of service attacks.

这可以帮助防止拒绝服务攻击。

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An example of a denial of service attack.

服务拒绝攻击的一个例子。

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Denial of Service attacks are both a security threat and a stability threat.

拒绝服务攻击既对安全性造成威胁，也对稳定性造成威胁。

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"The nation of Estonia was brutally attacked through cyber activity, where there was a directed denial of service through flooding that nation, which is very digitally advanced, with 5,000 e-mails a second,".

VOA: standard.2009.08.11

On the commercial side, we have experienced a denial-of-service attack related to the marketing vendor.

WSJ: Boss Talk: Updating Doctors' Offices With the Help of Cloud Services

The FBI issued an alert for consumers about the telephone denial-of-service attacks in June.

WSJ: Hack Attack: How to Protect Your Online Accounts

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