求翻译：如果没有全局单点登录session，用户被重定向到authenticator的登录页面，要求用户进行登录（使用用户名和适当的用户凭证，例如密码或者证书）。Authenticator查看用户名和用户凭证，并且在用户凭证库中验证它们。如果验证成功，authenticator设立一个全局登录会话，并且让gatekeeper 为用户建立一个到受限资源的login session。是什么意思？

If there is no global single sign-on session, the user is redirected to the login page of the authenticator, requiring users to log in (using the user name and the appropriate user credentials such as passwords or certificates). authenticator to view the user name and user credentials, and verify th

If you do not have a global single sign-on session, the user is redirected to the authenticator login page, and requires the user to log in (using the user name and the appropriate user credentials, such as a password or certificate). View Authenticator user name and user credentials, and in the lib

If does not have the overall situation simple point to register session, the user is registered by the heavy direction detection to authenticator the page, the request user carries on registers (use user name and suitable user certificate, for example password or certificate).Authenticator examines

If there are no global single point of logon session, the user is redirected to the authenticator login page, requiring users to log on (by using the user name and the appropriate user credentials, such as passwords or certificates). Authenticator to view the user name, and user credentials and the

正在翻译，请