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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.

GNOME Shell 3.6 DBus Support

This post discusses the differences between the DBus interface in GNOME Shell 3.6 and GNOME Shell 3.4. I also demonstrate how to use some of the new methods provided to remove an installed extension, to download and install an extension from, and how to flash your screen.