Knox - Knox offers easy disk image encryption and comes with a built-in backup service.
Symantec Data Loss Prevention - Fully protect your data with the comprehensive detection technologies and unified policies of Symantec's industry leading Data Loss Prevention (DLP).
Kruptos - Lock and encrypt your photos, movies, files and folders using 256-bit file encryption.
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
Advanced File Security Basic - Download Advanced File Security Basic. Protect files by encrypting them with a strong password, a series of questions, or even an USB key you can carry around with this powerful security solution
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.