Tristan Dostaler

In this post I explain what is the story around the Log4j vulnerability, named Log4Shell, and why it’s on the news.

I have been asked for a reading list of cybersecurity books. I decided to document this list here so it can be used by a broader public.

If you didn't read it, I wrote a "part 1" which addresses easier challenges: https://www.tristandostaler.com/northsec-ctf-write-up-part-1/This post will be the part 2 of my write ups. Hymn This challenge was interesting for me because of my bias towards challenges of...

A first write-up for some NorthSec CTF’s challenges

In this article I explain why MEGA is my favorite cloud storage provider. The main feature I like: they encrypt everything with your password!

If you Google “Cybersecurity paths”, “Cybersecurity career” and other similar terms, you’ll find an array of results with all kind of advices all addressed at people already in the field. In this post, I’ll try to explain my take on this subject, but destined for new comers.

As you may know from my posts, I like Elasticsearch. However, Elastic, the Elasticsearch company, recently announced it’s decision to change the license of it’s open-source products. Since then, the community largely reacted to this. Let me explain.

A friend of mine recently challenged my post SIEM 102 — Detect WordPress bruteforce where he proposed a tool that can effectively bruteforce WordPress from a lot of different IPs. My answer: you need to have a good InfoSec Strategy!