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List UEFI Secure Boot Certificate Contents

In this post, I dive deep into UEFI Authenticated Variables to show you how UEFI Secure Boot is implemented. I also provide the source code for a simple UEFI utility which outputs information about the X.509 certificates in the Secure Boot keys.

Decode Microsoft Secure Boot KEK Certificate

In this post I show you how to decode a DER encoded binary X509 certificate and use it to show you the contents of the Microsoft X509 certificate used as the UEFI Secure boot KEK for Windows 8 platforms.

Lenovo T430, T530 Now Support UEFI Secure Boot

In this post, I discuss the new Secure Boot options made available on the Lenovo T430, T430i, T530, and T530i laptops as a result of the 2.05 firmware update.