Hence, administrators must choose a very hard to break password so that nobody can crack it, thus compromising system security.

因而，管理员必须选择非常难于破解的密码，以免被他人破解而影响系统的安全性。

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Most big websites have their own handy tests to ensure your password isn't so easy to crack.

大型的网站一般都有他们自己的简单的测试来保证你的密码不会太容易被破解。

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Now let's task a computer to crack the password.

现在让我们给一台计算机分派任务，来破解该密码。

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Cyber security researcher Robert David Graham found the published file from the Stratfor hack and used password-cracking tool oclHashtcat to crack the password over the weekend.

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As far as character selection goes, the more character types you include, the more complex your password can be, and the harder it will be to crack.

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