用于验证用户有权执行该任务的方法
A way to verify that the user has the right to perform the task
如果把pam_deny . so替换为pam_unix . so，就应用标准的身份验证方法(输入用户名和密码)。
With pam_unix.so, the standard authentication method (enter a user name and password) will be applied.
提交正确的密码(所需的身份验证信息是用户应该知道的某种信息)。
Submit the correct password (where the authentication information required is something that one should know).
身份验证过程对用户是透明的。
必须有一种机制能够支持惟一的用户标识和身份验证。
There must be a mechanism in place to support unique user identification and authentication.
在验证用户身份时，需要确认用户的身份的确如他们所声称的那样。
When you authenticate users, you confirm that they really are who they claim to be.
在大多数应用程序中，身份验证是通过用户名和密码的组合完成的。
In most applications, authentication is done through a combination of a user name and password.
从用户概要(如果请求是由经过身份验证的用户发出的)。
From the user profile, if the request is made by an authenticated user.
前一节介绍的身份验证方法是用户级安全措施。
The authentication described in the previous section is user-level security.
其他用户ID或口令会造成来自验证服务的错误。
Any other user ID or password will result in an error from the authorization service.
身份验证的目的是要用户证明其身份。
The whole point of authentication is for the user to prove his or her identity.
一个非常简单的LoginModule可能会提示输入用户名和密码并对它们进行验证。
A very simple LoginModule may prompt for and verify a username and password.
如何将磁盘加密识别为经过身份验证的用户吗？
How will Disk Encryption recognize me as an authenticated user?
这些产品也提供了有增值作用（如用户验证）的安全应用入口。
Such products also provide secure application gateways that add value, such as user authentication.
基金会现场总线在这儿，积极的用已验证的技术为用户提供无与伦比的收益。
Foundation Fieldbus is here, active and proven in use to deliver quantifiable unmatched benefits.
对访问站点的用户进行身份验证。
对访问站点的用户进行身份验证。
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