Kleopatra - Kleopatra is a certificate manager and GUI for GnuPG.
VeraCrypt - VeraCrypt is a free open source disk encryption software for Windows, Mac OSX and Linux.
GPG Suite - Use GPG Suite to encrypt, decrypt, sign and verify files or messages.
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
GnuPG - GnuPG is a complete and free implementation of the OpenPGP standard as defined by RFC4880 (also known as PGP).
Now Platform - Get native platform intelligence, so you can predict, prioritize, and proactively manage the work that matters most with the NOW Platform from ServiceNow.