SafeHouse Explorer is a Free portable file encryption tool that can be used to create a protected volume or file storage vault, making the files within invisible until you enter a password.
Yadabyte Shhh is an Open Source Portable Encryption tool that can be used to safely encrypt text based entries, notes or documents. The portable encryption software could be used to store MSN messages, notes, emails, credit card info, login/passwords or even to secure secret notes between friends as only those with password access can retrieve the information.
File Encryption is a Free portable file encryption utility or tool that can be used to protect your files and personal data from being read or modified by unintended recipients. It works by scrambling the information into an inaccessible form.
USB Encryption: TrueCrypt is disk data encryption software that can be used to securely encrypt the information stored on hard disk partitions, portable storage media and USB flash devices. It can be run from a USB device in traveler mode.
