Certificate Requirements for Apple iOS 13 & macOS 10.15

Apple iOS PKI

When the next iOS and macOS major update arrives this fall to iPhones, iPads and Macs there will be changes that impact environments with TLS certificates not current with standards. Certificates with key lengths shorter than 2048, those signed with a SHA1 algorithm, and certificates without the DNS name in the subject alternative name (SAN)…

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MS Press Server 2008 PKI Book Errata launch

PKI and Certificate Security

For many years I’ve been tracking the corrections and issues in the last Microsoft Press Windows Server 2008 PKI book. All of these items have previously been incorporated into our standard deployment and consulting engagements as well as baked into our training courses. But I’ve long wanted to post an unofficial errata list for the…

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RSASSA-PSS – Why Your Certificate Can’t Be Validated

PKI Solutions Logo

A common theme has been arriving in my email box lately as well as many online forums. Consistently people are reporting error with certificates issued by their internal Microsoft ADCS based CAs. Problems range from Apple devices, Firefox, appliances and many other systems. When people examine their certificates they see that their certificates are SHA…

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Windows Server 2016 – What’s New with ADCS

PKI Solutions Logo

Well, here it is – the concise list of updates and changes to Active Directory Certificate Services (ADCS) for Windows Server 2016. I will go ahead and tell you now that there aren’t any new earth shattering features. Consider this an incremental set of improvements to ADCS. Remember that we still have things like Elliptical…

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