imgconceal: image steganography on JPEG, PNG and WebP
imgconceal is a free and open source steganography tool for hiding files inside JPEG, PNG and WebP images. The images with hidden data look the same to the human eye as a regular image. A password can be used so only those who you want can extract the data.
Features:
- Available for Windows and Linux.
- Self-contained (requires no installation and has no dependencies).
- Fast and small executable (2.7 MB).
- Compression and encryption of the hidden data.
- Can hide multiple files in a single image.
- Preserves the metadata of the cover image and of the hiddes files.
This free software is licensed under the MIT License.
Quickstart
This is a command-line tool. For Hiding a file in an image, run on a terminal:
imgconceal -i "path to cover image" -h "path to file being hidden" -p "password for extraction"
And for extracting the file hidden in the image:
imgconceal -e "path to cover image" -p "password for extraction"
For all commands, please refer to How to use and the Documentation. You can also try the program on some example images.