Axcrypt - AxCrypt - Password Protect Files With Strong Encryption. AxCrypt is the leading open source file encryption software for Windows.
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
iGPMail - iPGMail: OpenPGP Email security for iPhone and iPad
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).
AES Crypt - AES Crypt is an advanced file encryption utility that integrates with the Windows shell or runs from the Linux command prompt to provide a simple, yet powerful, tool for encrypting files using the Advanced Encryption Standard (AES).
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.