Steganography in C

Steganography is the practce of hiding one thing (in this case, a message) within another thing (in this case, a PPM file).

How to run

1. Clone this repository
2. cd c-steganography
3. make
4. ./writeMsg "[secret message]" img/hackny.ppm

• Remember to escape special characters with \
• out.ppm will be the modified file

1. ./readMsg out.ppm

Demo

(Give it a click for full size screencast demo)