Tag Archives: certificate

Revoke certificate from Microsoft PKI

This solution is based on powershell module PSPKI . Here is a link to download it : https://www.powershellgallery.com/packages/PSPKI/3.2.7.0 Open Poweshell and run the following commands View Code PS11 2 3 4 5 6 7 8 Import-Module PSPKI $sCAServer = "<FQDN … Continue reading

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Microsoft CA Certificate backup failed

Problem C:\Backup>Certutil -p “xxxxxxxxxx” -f -backup “c:\backup” CertUtil: -backup command FAILED: 0x8009000b (-2146893813) CertUtil: Key not valid for use in specified state. Check: Check the Certificate of your CA whether the Private Key can be exported by starting an export … Continue reading

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Trusted Root Certification Authotities – update

Problem: A new server has only a few old entries in Trusted Root Certification Authotities > Certificates Solution: Download from Microsoft the KB931125 file that fits your Server and install it. http://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB931125

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Certificate default 2 years valid

Problem: Microsoft CA is set by default to maximum 2 years certificate validity . So you can’t create a template with  a certificate valid more then 2 years, However, i needed a certificate wirh 10 years . Solution: To extend this for your own CA , … Continue reading

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