How to restart the security token service application pool?
Resolution: Restart the Security Token Service application pool. Verify that the user account that is performing this procedure is a member of the Farm Administrators group. Identify the server on which this event occurs.
What does the security token service not available mean?
It’s called “The Security Token Service is not available”. It runs hourly and will report if the STS fails on any of your servers. In the Application Event log, you may see event ID 8306 with the following description:
How to activate a.NET security token service?
From IIS Manager, click on the SecureTokenServiceApplication. In the “Features View”, double click on .NET Trust Levels. Ensure that the trust level is set to “Full” From IIS Manager, ensure that the application pool for SecureTokenServiceApplication is running. By default, the name of the application pool is SecureTokenServiceApplicationPool.
How to install security token service in SharePoint?
In the Application Pools list, right-click SecurityTokenServiceApplicationPool, and then click Start. If the application pool is started already, click Stop and then, in the Action pane, click Start to restart it. Resolution: Install the missing assemblies into the global assembly cache (GAC) manually.
What to do with a user name security token?
The Password element of that User Name security token may have a value. Regardless, to challenge the user of the client application for additional confirmation of identity than is provided by the User Name token, the STS endpoint responds with the WS-Trust RequestSecurityTokenResponse (RSTR) element.
How to request a security token in FIM?
Clients can request security tokens from the Security Token Service (STS) endpoint of FIM. The STS endpoint will challenge the user of the client application to confirm his or her identity. If the user provides satisfactory responses to all the challenges, then the STS will issue a security token to the client.