Barely a day passes without news of another major computer security breach.

一天中，很少有能出现信息安全不被破坏的消息。

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Last fall, the computer security team at Sophos Labs reported that they were seeing one or two attacks on Macs each week, compared with tens of thousands per day against Windows PCs.

去年秋天，Sophos实验室的计算机安全团队报告称，他们每周能发现一到两次针对Mac的攻击，与之相比，每天有成千上万起针对Windows PC的攻击。

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Along with the computer network applied increasingly extensive, network security becomes a concern focus day by day.

随着计算机网络应用的日益广泛，网络安全日益成为人们关注的焦点。

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In the United States, government computer networks parry millions of attempted intrusions every day, Internet-security experts say.

CNN: U.S. at risk of cyberattacks, experts say

Unfortunately, she clicked yes, and this fake-security warning led to her computer becoming as infected as a little kid after the first day of preschool.

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