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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
1

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
0

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
0

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
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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
0

Renewing Exchange 2010 Certificate Using Exchange Management Console

Posted on 5th May 2016 by Rhoderick Milne [MSFT]

Renewing certificates breaks down into the following main sections

  1. Create Certificate Signing Request
  2. Send Certificate Signing Request to the Certification Authourity to be signed
  3. Complete Certificate Signing Request
  4. Install certificate
…
Messaging Certificates, Exchange, Exchange 2010, Exchange 2010 SP3
0

Important Upcoming Certificate Changes

Posted on 3rd September 2012 by Rhoderick Milne [MSFT]

Please be aware that there is a pending change for the minimum key length for certificates with RSA keys.  The private keys used in these certificates can be derived and …

Messaging Certificates, Exchange, Security
0

Custom Certificate Template Cannot be Issued

Posted on 26th January 2012 by Rhoderick Milne [MSFT]

At an engagement yesterday, I ran into an interesting issue where a custom certificate template that was created was unavailable from the Certificate Services Web Enrolment page.

One quick peek …

Messaging CAS, Certificates, Tips N Tricks

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