Catégorie : CTF
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How I hacked hackers at LeHack 2025
TL;DR At LeHack 2025, I deployed a rig of 8x ESP32-C3 + 2 CardPuters running Evil-M5Project to perform Karma Wi-Fi attacks using real-world SSIDs taken on Wigle. This setup can handle 100 connections at same time. Victims saw an educational captive portal no exploitation, just awareness. I even karma’d a speaker live on stage. Hackers…
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A fantasy game to learn LLM prompt injection : TROLLM
NOTE THAT YOU NEED A CHATGPT4 ACCOUNT TO PLAY THIS GAME UNTIL OPENAI OPEN GPTs FOR EVERYONE TROLLM is a game designed for anyone how want to learn LLM prompt injection. It’s a game that seems hard but can become easy if you ask for a few tips and hints. What is TROLLM? TROLLM stands…
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In-depth understanding of customized GPTs protection for creators and end-users
Introduction The latest enhancement in ChatGPT4 introduces a groundbreaking feature that permits users to construct bespoke models tuned to their specific needs. This novel functionality facilitates the inclusion of distinct pre-prompts and a diverse array of reference texts. Such a capability ensures that the AI’s responses are more accurately tuned, offering a closer alignment with…
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So You Want to Play ?
This is a CTF challenge carried out for a wargame event in French on the theme of the 1995 film Hackers, if you want to play download the ova, deploy it, the server give you the IP, and act as if it were a normal server, the goal is to retrieve the flag in the…