#predictable-rng CTF challenges
3 CTF challenges using predictable-rng from 3 CTFs (2020–2025), 3 with writeups. Mostly Misc (67%) and Reverse (33%).
Often combined with
#srand 1 #c++-reversing 1 #smart-contract 1 #storage-read 1
Challenges
Filter and sort these in the challenge browser →
| Challenge | CTF | Weight | Category | Has |
|---|---|---|---|---|
| SeedSpring | VirSecCon 2020 | 22.79 | Misc | files wu 2 |
| roulette_wheel | b01lers 2021 | 22.99 | Reverse | files wu 2 |
| Mafia_at_the_end_2 | PwnMe 2025 Quals | 24.95 | Misc | files wu 1 |