$ ctf42

#signal-decoding CTF challenges

2 CTF challenges using signal-decoding from 2 CTFs (2021–2026), 2 with writeups. Mostly Hardware (50%) and Misc (50%).

Hardware · 1 Misc · 1

Often combined with

#uart 1 #logic-analyzer 1 #ccsds 1

Challenges

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Challenge CTF Weight Category Has
Brick_by_Brick UMassCTF 2026 65.95 Hardware files wu 1
credence_clearwater_space_data_systems HackASat 2021 Quals – Misc files wu 1