Computer forensic is a dynamic security technology. It collects the proofs of intrusion and finds the source of hacker with the active methods, so it can prevent hacker intrusion effectively.

计算机取证技术是当今一种热门的动态安全技术，它采用主动出击的方法，搜集入侵证据，查出黑客的来源，有效地防范黑客入侵。

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It can collect the proofs timely and accomplish the analysis of detection and forensic when intruded. This system makes up the lack of intrusion detection, and prevents hacker attacks effectively.

在遭受入侵时它能实时地收集可靠的证据，完成入侵事件的检测和取证分析，弥补了入侵检测的不足，有效地阻止了黑客攻击。

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The PlayStation Network that provides those multiplayer capabilities recently suffered an outage of more than three weeks after a hacker intrusion on the service.

WSJ: 'Call of Duty' Targets a Monthly Fee

Sony has launched a three-part strategy to win back the trust of users whose data was compromised in a hacker intrusion that may have accessed as many as 77 million accounts: Apologize.

FORBES: Sony Apologizes For Playstation Breach, Appeases Users With Freebies

He was just doing his job as a so-called white-hat hacker for AirTight Networks, a manufacturer of wireless intrusion protection hardware and software that was invented in India and brought to market in the U.S. AirTight's chief executive, David King, sends hackers out for unsolicited security assessments.

FORBES: Magazine Article