If one password test takes twice as long, the total password cracking time takes twice as long.

如果一次密码校验需要两倍时间，那整个密码破解时间也要两倍。

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One solution for that is to use a one-time password (OTP) system.

这种情况的解决方案就是使用一次性密码(otp)系统。

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Policy creation is generally a one-time activity if the organization's password policy is set.

如果设置了组织的密码策略，那么创建策略的活动通常只需要进行一次。

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The most obvious one to adopt appears to be the user authentication and OTP (one-time-password) that has been in existence for some time and has seen a fair degree of success in preventing fraud.

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The card has touch-sensitive buttons and the ability to create a "one-time password" - doing away with the need for a separate device sometimes needed to log in to online banking.

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Images can also be enjoyed by friends and family by issuing a one-time password to connect several smartphones simultaneously to the cameras.

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