If there is a site that should be listed here or if a link goes dead, please let me know.
- books:
- Information Hiding Techniques for Steganography and Digital Watermarking
- Information Hiding : Steganography and Watermarking – Attacks and Countermeasures
- Disappearing Cryptography
- Applied Cryptography: Protocols, Algorithms, and Source Code in C
- Information Hiding Techniques for Steganography and Digital Watermarking
- c source filetrickery.c : Stenographied file transfer using posix file locks with background article: Steganographied file transfer using posix file locks
- Camouflage : hide files by scrambling and attaching to the file of your choice
- Firewall bypass via protocol steganography
- Gifshuffle : conceal messages in GIF images by shuffling the colourmap
freeware
- Hide and Seak (Colin Maroney) : The data is first encrypted using the blowfish algorithm
- ImageHide
- InfoStego : protect your private information and hide it into picture or other files
- Introduction to Steganography – Duncan Sellars
- Invisible Secrets : encrypts and hides files in JPEG, PNG, BMP, HTML and WAV files
fullfeatured, commercial
- JPhide / JPseek : freeware jpg steg tool
- Jsteg : source code available
- JPegX : encryption program that hides information inside standard JPEG image files
freeware
- MandelSteg / GifExtract
- mp3Stego
freeware
- NiceText : converts any file into pseudo-natural-language text (and back)
- OutGuess : PNM and JPEG image formats are supported, source code available
- Snow : conceal messages in ASCII text by appending whitespace to the end of lines
- Stegdetect : automated tool for detecting steganographic content in images
freeware
- Steganos-Portfolio : commercial suite
- Steganos Security Suite
- StegFS : a steganographic file system for Linux
- TextHide : subtly changes text features, such as narration tense, perspective, and single word synonym replacements to hide data within any text file
- ThirdEye : conceal your secret data inside pictures
freeware