🤯 The level of sophistication of the XZ attack is very impressive! I tried to make sense of the analysis in a single page (which was quite complicated)!

I hope it helps to make sense of the information out there. Please treat the information "as is" while the analysis progresses! 🧐 #infosec #xz

@fr0gger The timeline (3 years) and sophistication 'seem' to indicate that the threat actor is a nation state with advanced #infosec capabilities.
@kentoseth @fr0gger And in the end they got sloppy. The backdoor needed to reach Ubuntu in time for the next stable release. The delivery mechanism will not work for much longer.