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Certificates

TLS certificates and associated fun operations

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 u… Read the rest “How To Request Certificate Without Using IIS or Exchange–Updated 2022”

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 identit… Read the rest “Change Certificate Friendly Name To Unique Value”

Messaging, ProTips Certificates, Exchange 2016, Exchange 2019
4

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 las… Read the rest “Unable To Renew Exchange Certificate – Friendly Name Is Too Long”

Messaging Certificates, Exchange 2013, Exchange 2013 SP1, Exchange 2016, Exchange 2019
5

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 certificat… Read the rest “Should I Overwrite The Default Exchange SMTP Certificate?”

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 bac… Read the rest “Exchange Managed Availability Error – OutlookRpcSelfTestProbe”

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 s… Read the rest “A Tale of Two Certificates–SHA1 Certificate Created During Exchange 2016 Installation”

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]
Exchange Setup Certificate Expired

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”

Messaging Certificates, Exchange, Exchange 2013, Exchange 2013 SP1, Exchange 2016, Exchange 2019
5

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.  I… Read the rest “Easy Way To Retrieve Certificate Thumbprint Using PowerShell”

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 c… Read the rest “Exchange Self Signed SHA2 Certificates”

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… Read the rest “Assigning Exchange 2016 and 2013 Certificate To Multiple Servers At The Same Time”

Messaging Certificates, Exchange, Exchange 2013, Exchange 2016

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