Recent Blog ArticlesMost RecentMost LikesRe: Released: March 2022 Exchange Server Security Updates I too am wondering if this expired (or soon to expire) cert issue will come up later or if this is only during the SU install. We are running Exchange 2013. Re: Released: March 2022 Exchange Server Security Updates My issue with the ECP was resolved. Fiddler showed the wrong backend server was being used for the mailbox. An IIS reset on the server that was incorrect fixed the issue. Re: Released: March 2022 Exchange Server Security Updates We applied the patch to several Exchange 2013/2016 servers in our lab. The ECP is no longer working on any of the patched servers. I have opened a case with support. Are there reports of others havin...