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11079

Understanding x86_64 Paging

I’ve spent quite a lot of time messing with x86_64 page tables, understanding address translation is not easy and when I started learning about it I felt like a lot of the material out there on how it works was hard for me to wrap my head around. So in this blog post I am going to attempt to provide a kind of “what I…

11091

Pwned Certificates on the Fediverse

As well as the collection and distribution of compromised keys , the pwnedkeys project also matches those pwned keys against issued SSL certificates. I’m excited to announce that, as of the beginning of 2024, all matched certificates are now being published on the Fediverse , thanks to the botsin.space Mastodon server.