您只需要在一个AIX系统中重新为该用户设置一次密码。
You only need to reset the password for the user once from a single AIX system.
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。
If one password test takes twice as long, the total password cracking time takes twice as long.
每年通过呼叫帮助中心重置一次密码就会产生到四百五十万美元的年管理费用。
Resetting each credential once a year via a $30 help desk call would entail $4.5 million annually in management expense.
如果茶叶是解开密码锁的要素的话，为什么在一次茶叶起着重要作用的工业革命中，日本本身并没有取得进展呢？
If tea is a factor in the combination lock, why didn't Japan forge ahead in a tea-soaked industrial revolution of its own?
几年前，我在阅读查尔斯·奥曼爵士的恢弘巨著《半岛战争史》时，第一次发现了拿破仑时期的密码战。
I first discovered the Napoleonic cryptographic battle a few years ago when I was reading Sir Charles Oman's epic History of the Peninsular War.
密码期限只使用一次，但是我喜欢为它创建一个变量，并将变量与其他的用户可编辑字段放置在一起。
Password expiry is only used once but I like to create a variable for it and place the variable with the other user-edited fields.
在证书加载时，这个密码只会请求一次，这样它就可以进行解密并保存到内存中了。
The password is only requested once when the certificate is loaded so that it can be decrypted and stored in memory.
我们需要确保有效的用户得到他们需要的页面，但不必在每次他们请求一个页面时都提示用户名和密码—每个会话只提示一次。
We needed to ensure valid users get the pages they need, but without prompting for a username and password every time they request one — just once per session.
因为密码仅使用一次，因此它几乎是无法被破解的。
Because the codes were used only once, they were virtually unbreakable.
既然找到了错误的原因，就可以重新连接本地数据库，这一次显式地指定用户名和密码。
Having determined the cause of the error, reconnect to the local database, this time explicitly specifying a username and a password.
如果本地系统用户要运行服务，则需要在每台机器中修改密码，而不是只在域控制器中为该用户修改一次。
If local system users were to run the services, the password would need to be changed in every machine instead of just once for the user in the domain controller.
在我们的环境中，强迫我们每隔90天就要把每个密码更新一次。
In our environment, we are forced to update every passwords every 90 days.
从最后一次修改密码开始，要过多久(周数)用户才能再次修改密码？
How long (in weeks) before a user can change their password since the last password change?
通常，要考虑的因素包括每个用户最后一次修改密码的时间、密码应该到期的时间和密码标志。
Typically, this would involve considerations such as when a password was last changed, when it is due for expiry, and any password flags set for each user.
读书时我总是做笔记。再说一次打出带密码或者写下代码会让你从中掌握更多的信息。
With some books I'll also take notes as I read. Again the act of typing or writing makes the information much more a part of you.
这一次，可以使用ActiveDirectoryServer中定义的有效的Kerberos用户名和密码对。
This time you can use a valid Kerberos username and password pair as defined in your Active Directory Server.
也就是说，用户使用自己的windows域帐户和密码一次性登录到其Windows桌面。
In other words, the user logs on once to his Windows desktop using his Windows domain account and password.
下一次：在这一系列文章的下一部分中，我们将讨论并实现密码术的细节。
Next time: In our next installment of this series of articles, we will discuss and implement the details of cryptography.
如果正在使用回调函数来请求对数据进行加密使用的密码，最好是以某种方式请求两次，这样可以多一次机会接收用户的输入。
If the callback is being used to request a password for encrypting data, it is preferable to ask for the password twice, in some fashion, to catch any typos.
正确的方式应该是在第一次输入密码前提示，在“创建密码”输入框附近(见图11)。
Instead, it should be shown to the users before they first enter their password, along with the 'Create your password' field (see Figure 11).
一般来说，我们不需要这种结果；但是，如果希望选择要手工输入的一次性密码，这种输出是有用的。
Generally you would not want this; however, this could be useful if you or a user wishes to choose a password for a one-time use that is entered manually.
OTP系统通常采用客户机-服务器模型，在给定的时刻对于给定的用户，在客户端生成相同的一次性密码。
OTP systems are typically built on a client-server model, where at a given time, for a given user, the same one-time passwords are generated on the client side.
当用户第一次登录到这个虚构的站点时，他们会碰到一个HTML表格要求输入他们的用户名称和密码(请参阅图2)。
When users first try to login on this fictional site, they are challenged with an HTML form asking for their user name and password (see Figure 2).
这意味着他在下一次登录时必须修改密码。
This means he will be forced to change his password upon next login.
ADMCHG：如果设置了这个标志，那么当用户下一次登录时，会提示用户修改密码。
ADMCHG: when set, the user will be prompted to change their password when next logging in.
ADMCHG：如果设置了这个标志，那么当用户下一次登录时，会提示用户修改密码。
ADMCHG: when set, the user will be prompted to change their password when next logging in.
应用推荐