OpenPuff is a Free Steganography and Watermarking software tool. As the name suggests, it can be used to Watermark Photos, Images, and Pictures. It can also be used to Encrypt or Hide Data in a file. The hidden data or messages can then only be accessed by entering the proper password.
File and Folder Locker is a Free and Portable File and Folder Locking Tool Encryption Tool created by Al Emran Tareq. It can be used to encrypt and password protect files and or folders on your USB Flash Drive Lock Files on USB or any other NTFS Formatted Drive. The File and Folder Locker requires no installation on a PC. It can be run directly from the USB Device.
Remora USB Disk Guard is a free portable file encryption tool designed to encrypt files and folders on your USB flash drive or local hard disk. This portable application can be stored and run directly from any flash drive or portable storage device, requiring absolutely no installation.
Omziff is a FREE Portable Encryption utility that utilizes common cryptographic algorithms to both encrypt and decrypt textual file types. Omziff can generate random passwords, splits files, and perform secure (DOD) file deletion as well. This tool uses Blowfish, Cast128, Gost, IDEA, Misty1, AES/Rijndael, and Twofish encryption algorithms. This Portable encryption tool requires roughly 356KB of free disk space for installation.
USB Encryption with TrueCrypt – Portable Data Protection: Need a reliable way to encrypt your sensitive data on USB drives or external storage? This open source disk encryption software that allows you to securely encrypt files and folders on USB flash drives, portable storage devices, and hard disk partitions. Designed for on the go security, TrueCrypt supports traveler mode, meaning it can be launched directly from your USB drive without installation on the host system.
LockNote is a simple to use text tool that allows users to password protect their written text or notepad information with password encryption using AES 256bit encryption technology. A user can create new files from scratch or drag and drop existing text files into the LockNote window to encrypt them as well. LockNote is a must have utility for those that like to store important or confidential information in text files.