#gif-steganography CTF challenges
2 CTF challenges using gif-steganography from 2 CTFs (2024–2026), 2 with writeups.
Often combined with
#palette-steganography 1 #transparency 1
Challenges
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| Challenge | CTF | Weight | Category | Has |
|---|---|---|---|---|
| Invisible_Ink | Wargames.MY 2024 | – | Misc | files wu 1 |
| Deep_Down | UMassCTF 2026 | 65.95 | Misc | files wu 1 |