Breizh CTF 2024 – write ups | Part 2
A travers cet article, plusieurs write ups sur la crypto détaillant notre méthode de résolution de challenges et la façon dont nous les avons abordés sont présentés.
Breizh CTF 2024 – write ups | Part 1
A travers cet article, plusieurs WriteUps sur le reverse engineering détaillant notre méthode de résolution de challenges et la façon dont nous les avons abordés sont présentés.
Why you should not put all your eggs in the same basket | Part 3
A series about post-quantum cryptography: Part III: Hybridization’s DIY Tutorial
Why you should not put all your eggs in the same basket | Part 2
A series about post-quantum cryptography: Part II: Hybridization
Why you should not put all your eggs in the same basket | Part 1
A serie about post-quantum cryptography: Part I: A Post-Quantum World
Nouvelle version majeure de M&NTIS Platform
M&NTIS Platform est une solution SaaS destinée au test d’efficacité de produits de défense (AV, EDR, sondes réseau/NDR, SIEM, XDR, …) et d’architectures de supervision. Une nouvelle version majeure de la plateforme vient de sortir.
A way to find LPE in Windows App
Through this article, we propose a way to find LPE in Windows applications, by using SysInternals tools. What and how to look at? How to exploit in an easy and quick way?
CRY.ME: Private key recovery with a single signature
During the inter-CESTI challenge organized by ANSSI, many vulnerabilities were included to test our abilities to find them and, if possible, to exploit them. In this article, we explore one vulnerability that we found during the original challenge, and explainhow we exploited it: can we find a secret key from a singlesignature?
European Cyber Week 2023 : Challenges & Write ups
Find here the crypto and reverse challenges that our teams created for the European Cyber Week pre-qualification and qualification tests of CTF, a recognized cybersecurity event that took place in Rennes from November 21 to 23, 2023.
SupSec challenge: a blue team CTF by AMOSSYS and Malizen
On the 24th of January, AMOSSYS and Malizen put together a Blue Team CTF, for the SupSec seminar organized by Inria. In this blog post, we explain how we, at AMOSSYS, generated the dataset used in this challenge.