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Certificates

1

How To Request Certificate Without Using IIS or Exchange–Updated 2022

Posted on 1st February 2022 by Rhoderick Milne [MSFT]

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 use cases was …

ProTips, Security Certificates
0

Change Certificate Friendly Name To Unique Value

Posted on 6th January 2022 by Rhoderick Milne [MSFT]

Imagine that you have two certificates installed, but for whatever reason the same friendly name was used for both of them.  You can certainly identity each of them by comparing …

Messaging, ProTips Certificates, Exchange 2016, Exchange 2019
3

Unable To Renew Exchange Certificate – Friendly Name Is Too Long

Posted on 9th November 2021 by Rhoderick Milne [MSFT]

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 last time, …

Messaging Certificates, Exchange 2013, Exchange 2013 SP1, Exchange 2016, Exchange 2019
2

Should I Overwrite The Default Exchange SMTP Certificate?

Posted on 26th April 2021 by Rhoderick Milne [MSFT]
Exchange Prompt To Overwrite Default SMTP Certificate

When adding a TLS certificate on an Exchange server, the inevitable prompt will appear to enquire if you wish to overwrite the default SMTP certificate binding.  While the UI in …

Messaging Certificates, Exchange, Exchange 2010 SP3, Exchange 2013, Exchange 2013 SP1, Exchange 2016, Exchange 2019
0

Exchange Managed Availability Error – OutlookRpcSelfTestProbe

Posted on 30th November 2020 by Rhoderick Milne [MSFT]

This case illustrates the "fun" with Managed Availability a particular customer had after making changes to their servers.  The servers were built back in 2014, and as such the default …

Messaging Certificates, Exchange, Exchange 2013, Exchange 2013 SP1, Exchange 2016, Exchange 2019, Managed Availability
3

A Tale of Two Certificates–SHA1 Certificate Created During Exchange 2016 Installation

Posted on 23rd November 2020 by Rhoderick Milne [MSFT]

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 stop …

Messaging, Security Certificates, Exchange, Exchange 2013, Exchange 2013 SP1, Exchange 2016
2

Exchange Setup – Certificate Is Expired – Part Deux

Posted on 19th November 2020 by Rhoderick Milne [MSFT]

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 …

Messaging Certificates, Exchange, Exchange 2013, Exchange 2013 SP1, Exchange 2016, Exchange 2019
3

Easy Way To Retrieve Certificate Thumbprint Using PowerShell

Posted on 14th May 2018 by Rhoderick Milne [MSFT]

Since many certificate operations involve knowing the certificate’s thumbprint, it is always useful to to have an easy way to get this information.  In some of the online documentation it …

Security AD FS, Certificates, PowerShell, Tips N Tricks, Windows, Windows 10
1

Exchange Self Signed SHA2 Certificates

Posted on 20th July 2016 by Rhoderick Milne [MSFT]

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 control’s certificate to SHA2.

Additionally, …

Messaging Certificates, Exchange, Exchange 2013, Exchange 2013 SP1, Exchange 2016
0

Assigning Exchange 2016 and 2013 Certificate To Multiple Servers At The Same Time

Posted on 9th May 2016 by Rhoderick Milne [MSFT]

In Exchange 2010, the Exchange Management Console allowed us to import certificates to multiple servers and to then assign the certificate to multiple servers simultaneously.  In the Exchange 2013 and …

Messaging Certificates, Exchange, Exchange 2013, Exchange 2016

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