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.

zsteg path/to/image.png

zsteg --all path/to/image.bmp

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

zsteg --bits 1,2,3|1-3 path/to/image.bmp

zsteg --prime --invert path/to/image.png

zsteg --min-str-len 10 --strings first|all|longest|none path/to/image.bmp