The attack eventually makes the service unavailable by establishing thousands of socket connection requests with the vulnerable system.

攻击会导致系统上产生大量套接字连接请求，最终导致服务不可用。

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Once the system or service has been made unavailable, legitimate clients are blocked from using the network service hosted by the system under attack (See Figure 2).

如果系统或服务不可用，合法用户就无法使用受攻击系统上的网络服务(见图2)。

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Attack An attempt to circumvent the security measures in place on a network either to gain unauthorized access to the system or to force a denial of service.

试图破解网络上某一处的安全防护措施，以便在未获得授权的情况下访问系统或者是遭到服务拒绝。

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Using the handle Flashboy, Ternovskiy soon mastered the art of the denial-of-service attack, wherein a target system is paralyzed by a mass of incoming communication requests.

NEWYORKER: Roulette Russian

The courts have yet to decide who is liable if a computer system with lax security is used to launch a denial-of-service attack, but a number of lawsuits are pending.

ECONOMIST: Forensic computing studies the anatomy of computer crime