StegoStick is a free and open source steganographic program designed to hide any file( secret file ) in another file( cover file ) with password protection.

Features
- Free, open source, portable and easy to use.
- 3 encryption technique available: DES( Data Encryption Standard ), Triple DES, RSA( Rivest, Shamir and Adleman ).

- Allow to hide a file or text message in any file.
- The cover file can be in jpg, bmp, gif, mpg, wav, mp3, flv, pdf, exe, chm and any other format.
During our tests it worked well, the output mp3, mp4 and flv file can be played with most common multimedia players such as GOM Media Player and VLC media player.
More Reading
Be sure to select the correct corresponding encryption technique when decrypting, otherwise the hidden file extracted from the cover file may be incorrect or damaged.
StegoStick works on almost all 32-bit Windows platforms like Windows 7, Windows XP, etc.
StegoStick is a 419KB download available from SourceForge.net.
