![Dealing with a Missing Microsoft Exchange Server Auth Certificate that Causes “Federation or Auth certificate not found” Warnings | Alexander's Blog Dealing with a Missing Microsoft Exchange Server Auth Certificate that Causes “Federation or Auth certificate not found” Warnings | Alexander's Blog](https://www.zubairalexander.com/blog/wp-content/uploads/2015/06/ExchangeAuthCert.png)
Dealing with a Missing Microsoft Exchange Server Auth Certificate that Causes “Federation or Auth certificate not found” Warnings | Alexander's Blog
![Dealing with a Missing Microsoft Exchange Server Auth Certificate that Causes “Federation or Auth certificate not found” Warnings | Alexander's Blog Dealing with a Missing Microsoft Exchange Server Auth Certificate that Causes “Federation or Auth certificate not found” Warnings | Alexander's Blog](https://www.zubairalexander.com/blog/wp-content/uploads/2015/06/EventID_2005-860x520.png)
Dealing with a Missing Microsoft Exchange Server Auth Certificate that Causes “Federation or Auth certificate not found” Warnings | Alexander's Blog
![Exchange Troubleshooting: Federation or Auth certificate not found - TechNet Articles - United States (English) - TechNet Wiki Exchange Troubleshooting: Federation or Auth certificate not found - TechNet Articles - United States (English) - TechNet Wiki](http://msexperttalk.com/wp-content/uploads/2016/07/2-1.jpg)