Detect embedded data in a PNG, iterating pixels vertically and using MSB first

zsteg

  • Steganography detection tool for PNG and BMP file formats.
    It detects LSB steganography, ZLIB-compressed data, OpenStego, Camouflage and LSB with the Eratosthenes set.
    More information: <https://github.com/zed-0xff/zsteg>.
  • Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

zsteg --msb --order yx {{path/to/image.png}}

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