It's been a while since the last entry but I got some interesting low level stuff there
- https://onatm.dev/2019/04/05/anatomy-of-a-hack-assembly-prog... - https://onatm.dev/2019/04/07/anatomy-of-a-hack-assembly-prog...
and this one is my fav piece: https://onatm.dev/2020/08/10/let-s-implement-a-bloom-filter/