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zsteg — Steganography detection tool for PNG and BMP file formats. It detects LSB steganography, ZLIB-compre
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How to use the
zsteg command: 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>.Solution
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>.Detect embedded data in a PNG:
zsteg {{path/to/image.png}}Detect embedded data in a BMP image, using all known methods:
zsteg --all {{path/to/image.bmp}}Detect embedded data in a PNG, iterating pixels vertically and using MSB first:
zsteg --msb --order yx {{path/to/image.png}}Detect embedded data in a BMP image, specifying the bits to consider:
zsteg --bits {{1,2,3|1-3}} {{path/to/image.bmp}}Detect embedded data in a PNG, extracting only prime pixels and inverting bits:
zsteg --prime --invert {{path/to/image.png}}Detect embedded data in a BMP image, specifying the minimum length of the strings to be found and the find mode:
zsteg --min-str-len {{10}} --strings {{first|all|longest|none}} {{path/to/image.bmp}}Code Snippets
Detect embedded data in a PNG
zsteg {{path/to/image.png}}Detect embedded data in a BMP image, using all known methods
zsteg --all {{path/to/image.bmp}}Detect embedded data in a PNG, iterating pixels vertically and using MSB first
zsteg --msb --order yx {{path/to/image.png}}Detect embedded data in a BMP image, specifying the bits to consider
zsteg --bits {{1,2,3|1-3}} {{path/to/image.bmp}}Detect embedded data in a PNG, extracting only prime pixels and inverting bits
zsteg --prime --invert {{path/to/image.png}}Context
tldr-pages: common/zsteg
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