Category Archives: Certificate Authority

The request subject name is invalid or too long

I had an interesting one recently when submitting a certificate request to a Windows Certificate Authority using certreq.exe.  The error that came back was: The disposition message is “Error Parsing Request The request subject name is invalid or too long. 0x80094001 (-2146877439)” I found several links to possible solutions but, as it turns out, the problem in… Read More: The request subject name is invalid or too long »

PowerShell script to submit certificate requests in bulk using certreq.exe

Here’s something I put together to handle bulk certificate requests for submission to an Enterprise CA using certreq.exe.  Enjoy! ######################################################### # # Name: Request-Certificates.ps1 # Author: Tony Murray # Version: 1.0 # Date: 4/12/2012 # Comment: PowerShell script to submit certificate # requests in bulk using certreq.exe # ######################################################### # Specify the location of the… Read More: PowerShell script to submit certificate requests in bulk using certreq.exe »

Replacing legacy Domain Controller Certificates

Something you may have noticed in your journey on the road to AD enlightenment is that if you deploy a new Microsoft Enterprise Certificate Authority (CA) and publish the default templates, your Domain Controllers will automatically enroll for a certificate.  The template used is the DomainController V1 certificate, which has been around since Windows 2000… Read More: Replacing legacy Domain Controller Certificates »

How to find your Certification Authorities and determine what type they are

The other day I was in an environment where I had to find what Certification Authorities (CAs) were in place.  With nobody immediately available to help me out, I stumbled around for bit before I worked out how to find them. Method 1.  Query the membership of the Cert Publishers group.  Cert Publishers is a… Read More: How to find your Certification Authorities and determine what type… »