stegoProhard

Фотокарточки (Photo Cards)

duckerz

Task: Telegram bot generates photo cards with hidden message. Solution: Differential analysis reveals R/G channel LSBs use visual secret sharing (XOR recovers secret), decoy message leads to Unicode tag steganography with real flag.

$ ls tags/ techniques/
lsbpngunicode_steganographyxor_steganographymulti_layertelegram_botvisual_secret_sharingdecoydifferential_analysis
xor_lsb_two_channelvisual_secret_sharingunicode_tag_steganographydifferential_analysismulti_layer_steganography
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