https://soatok.blog/2024/08/14/security-issues-in-matrixs-olm-library/

This is one of my favorite blogposts of all time. It is an extremely well written, in depth writeup of several security vulnerabilties of a popular app.

It also opens with:

Please keep in mind that this website is a furry blog, first and foremost, that sometimes happens to cover security and cryptography topics.