TLS certificates and associated fun operations
Back in the year 2014 the post How To Request Certificate Without Using IIS or Exchange was released to help create TLS certificates. One of the main u… Read the rest “How To Request Certificate Without Using IIS or Exchange–Updated 2022”
Imagine that you have two certificates installed, but for whatever reason the same friendly name was used for both of them. You can certainly identit… Read the rest “Change Certificate Friendly Name To Unique Value”
Your Exchange certificate is about to expire, so you initiate a standard process to renew it. It's only a 5 minute job as that's how long it took las… Read the rest “Unable To Renew Exchange Certificate – Friendly Name Is Too Long”
When adding a TLS certificate on an Exchange server, the inevitable prompt will appear to enquire if you wish to overwrite the default SMTP certificat… Read the rest “Should I Overwrite The Default Exchange SMTP Certificate?”
This case illustrates the "fun" with Managed Availability a particular customer had after making changes to their servers. The servers were built bac… Read the rest “Exchange Managed Availability Error – OutlookRpcSelfTestProbe”
The security space is constantly evolving, and while a lot of the recent work has been on moving to TLS 1.2, a previous focus in the industry was to s… Read the rest “A Tale of Two Certificates–SHA1 Certificate Created During Exchange 2016 Installation”
Previously I managed to break one of my labs when replicating a customer situation and then had to fix it as noted in this post from 2017.
This time ar… Read the rest “Exchange Setup – Certificate Is Expired – Part Deux”
Since many certificate operations involve knowing the certificate’s thumbprint, it is always useful to to have an easy way to get this information. I… Read the rest “Easy Way To Retrieve Certificate Thumbprint Using PowerShell”
In recent builds, Exchange has been updated to support the newer SHA2 certificates. Exchange 2010 SP3 RU13 and Exchange 2013 CU 12 updated the SMIME c… Read the rest “Exchange Self Signed SHA2 Certificates”
In Exchange 2010, the Exchange Management Console allowed us to import certificates to multiple servers and to then assign the certificate to multiple… Read the rest “Assigning Exchange 2016 and 2013 Certificate To Multiple Servers At The Same Time”