zsteg

zsteg is a specialized command-line tool developed by zed-0xff for detecting and extracting hidden data embedded in Portable New Graphics and BMP image files. It’s particularly effective in identifying steganographic techniques that manipulate the least significant bits (LSB) and utilize compression methods like zlib

• Official GitHub Repository: https://github.com/zed-0xff/zsteg
• Cheat Sheet: https://www.cheat-sheets.org/project/tldr/command/zsteg/
• CyberSecTools Listing: https://cybersectools.com/tools/