Recent posts

Understanding x86_64 Paging

22 minute read

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 lik...

corCTF 2023: sysruption writeup

25 minute read

I played corCTF this weekend and managed to solve two pretty tough challenges. This will be a writeup for the first of those two, sysruption, which I managed...

Understanding Memory Deduplication Attacks

13 minute read

I recently came across a bunch of research describing attacks on memory deduplication, it has been used to fingerprint systems[1], crack (K)ASLR[2,3,4], leak...