VeraCrypt - VeraCrypt is a free open source disk encryption software for Windows, Mac OSX and Linux.
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
CryptoForge - CryptoForge is handy-to-use file encryption program for individual and organization to get a reliable safety.
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
File and Folder Encryption - File and Folder Encryption (FFE) is a key component of WinMagic’s SecureDoc knowledge protection program.
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.