Cryptainer LE totally free 128 bit disk encryption software. Simple, easy to use encryption application that creates encrypted "vaults". One can store any kind of data in them. Cryptainer LE allows you to encrypt any file or folder on any Windows PC. Protects all types of Media and any type of data. Password protect any file or folder with strong Encryption. Send secure e-mail. Protects data on USB Drives, CDs and HDDs. Freeware.

CryptoMite
CryptoMite enables you to encrypt, decrypt, and wipe files and folders of any type. It supports various encryption engines, along with zip compression. Functions to build self-extracting encrypted zip files and eMail capabilities are also included.

Enigma
With Enigma, you can lock away all of your Passwords, Images, Documents, Video and Audio into one Encrypted database for your eyes only

R-Crypto Disk Security
A reliable solution to create encrypted virtual disks and protect confidential information and personal data on a desktop, notebook, or a removable data storage device against unauthorized access. A free fully functional 30-day trial version.

Outlook Express Privacy
Outlook Express Privacy lets you control access to Outlook Express and its email message database. When you enable protection, the program disables access to the message database and address book files.

WideStep Elite Keylogger
KEYLOGGERS GO ELITE with WideStep - the Leading Keylogger's Provider on the net! Elite Keylogger works in low-kernel mode as a driver-based monitoring software recording every detail of PC and Internet activity.