$ ctf42

#error-correction CTF challenges

2 CTF challenges using error-correction from 2 CTFs (2023–2025), 2 with writeups. Mostly Misc (50%) and Web (50%).

Misc · 1 Web · 1

Often combined with

#qr-code 1 #mceliece 1 #hamming-code 1

Challenges

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Challenge CTF Weight Category Has
QR_God SekaiCTF 2023 24.86 Misc files wu 1
bigbabycode SAS 2025 Quals 20.72 Web files wu 1