2026weight 34.67pony7
THCon 2K26 CTF
1 challenge with 1 published community solution between them. Solution links go to CTFtime’s task page, which aggregates every writeup for a challenge - individual blog posts rot, the aggregator does not.
Full task list on CTFtimeSteganography1
Find the payload hidden inside a carrier that looks ordinary. Bit planes, appended data, metadata, and audio spectrograms.
Solve it with:LSB steganography extractorPNG chunk analyzerAudio spectrogram and SSTV decoderZero-width character and text steganography decoderLearn: Steganography
- stegano
- reverse
- engineering
Same technique in picoCTF: FindAndOpen, StegoRSA, Glory of the Garden