Puffer is a Security software developed by Briggs Softworks. After our trial and test, the software is proved to be official, secure and free. Here is the official description for Puffer:
BS Editor: Puffer is a general purpose 256-bit AES encryption utility for protecting your most sensitive data. Use Puffer to Securely exchange email with other Puffer users via the 2048-bit Diffie-Hellman key exchange function. Compress and encrypt your data files into zip-style PUF archives. Use steganography to hide data among the Pixels of image files. Distribute self-decrypting archives to non-Puffer users. Permanently erase data with wipe functions.
Features -Intuitive file-centric, graphical user interface -256-bit AES symmetric encryption in CTR mode -2048-bit Diffie-Hellman public keys -2048-bit q-NEW digital signatures -SHA-256 HMAC authentication -Zip-style archives with internal directory hierarchy -Add, freshen, delete, and rename files inside existing archives -Self-decrypting archives can be distributed to non-Puffer users -Stego encryption into 24-bit PNG and BMP images -1, 3, 7, and 35-pass data wiping for file data, file slack, and free disk space -Built in text editor and Clipboard Viewer -Key logger Protection with optional mouse input for passwords you can free download Puffer 4.05 now.