#srand-time-seed CTF challenges
2 CTF challenges using srand-time-seed from 2 CTFs (2019–2025), 2 with writeups. Mostly Pwn (50%) and Reverse (50%).
Often combined with
#prng-prediction 1 #lcg 1 #bruteforce 1
Challenges
Filter and sort these in the challenge browser →
| Challenge | CTF | Weight | Category | Has |
|---|---|---|---|---|
| seed-sPRiNG | picoCTF 2019 | – | Pwn | files wu 1 |
| Back_to_the_past | PwnMe 2025 Quals | 24.95 | Reverse | files wu 1 |