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/dev/ur4ndom - Robin Jadoul
Posts


HELLO

This is still somewhat a work in progress. You can already find my posts and
writeups, frequently mirrored from where they were originally published (e.g. on
one of the websites of my CTF teams, or the CryptoHack blog). Further
improvements to this website, and more information about me and what I do will
likely appear at a later point.

An overview of posts per tag can be found here

A list of all posts, grouped per month is here


RECENT POSTS

 * [DiceCTF Quals 2024] Diligent Auditor
   Robin Jadoul
   Feb 11, 2024
   dicectf, misc, pyjail
   
   > I hired an auditor to secure my python interpreter!

 * [UIUCTF 2023] Vimjail {1,2}{,.5}
   Robin Jadoul
   Jul 02, 2023
   uiuctf, misc, jail, vim
   
   > Four jails were made for the king of editors, one exploit to rule them all.

 * [UIUCTF 2023] Rattler Read
   Robin Jadoul
   Jul 02, 2023
   uiuctf, misc, pyjail
   
   > All these poisonous snakes keep biting me. Good think I remembered to bring
   > restrictedpython to keep me safe!

 * [GCTF 2022] Cycling
   Robin Jadoul
   Jul 05, 2022
   gctf, organizers, crypto, RSA, factoring
   
   > Pack out your quantum computer and perform 2^1025-3 encryptions to solve
   > this challenge. Good luck doing this in 48h.

 * [GCTF 2022] Treebox
   Robin Jadoul
   Jul 04, 2022
   gctf, organizers, misc, pyjail
   
   > I think I finally got Python sandboxing right.

 * [DiceCTF 2022] TI-1337 Silver Edition
   Robin Jadoul
   Feb 08, 2022
   dicectf, organizers, misc, pyjail
   
   > Back in the day the silver edition was the top of the line Texas
   > Instruments calculator, but now the security is looking a little obsolete.
   > Can you break it?

 * [DiceCTF 2022] Typed
   Robin Jadoul
   Feb 08, 2022
   dicectf, organizers, rev, rust
   
   > ~~Haskell~~ Rust is a dynamically typed, interpreted language. Can you get
   > my code to stop erroring?

 * [SECCON CTF 2021] Sign Wars
   Robin Jadoul
   Dec 13, 2021
   seccon, organizers, crypto, ECDSA, lattice, mt19937
   
   > A long time ago in a galaxy far, far away....

 * [Intigriti XSS challenge] May 2021
   Robin Jadoul
   Jun 01, 2021
   intigriti, XSS, web
   
   > 🤖 Are you a robot? Our intern built this handy captcha to find out!

 * [ictf Apr 2021] My challenges
   Robin Jadoul
   May 01, 2021
   ImaginaryCTF, challenges, crypto, misc, pyjail, web, reversing