GnuPG - GnuPG is a complete and free implementation of the OpenPGP standard as defined by RFC4880 (also known as PGP).
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).
GPG Suite - Use GPG Suite to encrypt, decrypt, sign and verify files or messages.
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.
Autocrypt - Convenient End-to-End Encryption for E-Mail
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.