- Paid • Proprietary
Secret Layer lets you encrypt your data and then hide that encrypted data in ordinary images, like the ones used every day on all websites and email attachments. Secret Layer very slightly tweaks the color of specific pixels.
- Free • Proprietary
Outguess-Rebirth is a portable steganography tool for Windows, allows a user to embed hidden data inside a image JPEG.
The official website is malicious according to Google Safe Browsing: https://www.virustotal.com/en/url/1fe946de4147ccd460ec2d625078a2015425e57c872712fd76d36b3b2f1f4fc3/analysis/1481359324/
- Free • Open Source
MP3Stego will hide information in MP3 files during the compression process. The data is first compressed, encrypted and then hidden in the MP3 bit stream.