Hi guys! Today let’s take a break and let’s talk about something completely different from the other days: not chess but martian chess! Come on guys, didn’t hear about it? Me neither, haha… I’ve just seen it in one of the FMars crew member logs where he talked about a strategy game he used to …
Month: March 2018
Hello everybody, today I’ll try to exploit a fastbin duplication attack, it is an attack pretty common in capture the flag events these days if I understand correctly and it will help me get into heap exploitation. This attack is pretty simple in theory so it can be easily explained. How does the attack …
Hi guys! I am still in a rush. Let’s try to continue our journey for the conception of an architectural concept for a Mars long-duration mission. Arg, please give me motivation and power, I wanna make something good for the end of this year! Actually, I hope to be able to finish everything in time… …
Hey, let’s go back to binary exploitation after a quick hiatus. I’ll talk about sigreturn-oriented programming today or SROP in short. I managed to exploit a challenge using that technique today and this post will be more or less a summary of what the technique does and what I did learn along the challenge resolution. …
Hi guys! Gosh I am so exhausted. Since January, my social relationships just crumbled but recently I was finally able to build back a part of myself. Like you know, I am actually working on a “therapeutic architecture for the mental health of astronauts in the outer space” thematic. It is a complex subject because there …
Hey, let’s talk a little bit about 3D once again. I wanted to start to use Eevee for a while now (the new real-time engine of Blender capable of volumetrics and other features in real time). This article will be pretty short since it’s the only thing I learned today and I’m quite busy with …
Hi guys! I love to sleep and I am still drowning in my stressful environment since I am back in France, but heh it was a really good journey back then. Switzerland is a really good country with a lot of (maybe too much) kind people. I learn a lot from the guys I met, …
Hi everyone, I’m writing a quick article to speak about the Insomnihack 2018, which is a security conference held in Geneva, I went there to participate in the Capture the Flag event, or CTF. What is a CTF? A capture the flag event is a security event where information security enthusiasts gather to solve …
Hi guys! Here we are for the 37th post. I still don’t know what I am doing in the Insomni’Hack 2018 CTF challenge because I am just lost between all these skilled guys around me… Well, Bach will tell you what happened and will happen today. Just stay tuned. By the way, we are in …
Hey, it’s me again. Let’s continue our last article. What I’ll try to do today is talk about the tls_dtor_list, which is that list of function getting executed during the exit mechanism of a glibc program. This quick article is kind of an issue report and not really an advancement but since I learned a …