FortiMail - Fortinet Email security is designed to block ransomware, phishing, and other cyber threats seeking entry via incoming email and outgoing messages don’t improperly leak sensitive data.

Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.

Barracuda Email Security Service - Secure Email Gateway

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).

SonicWALL Email Security Series Appliances - SonicWall Email Security appliances are ideal for organizations that need a dedicated on-premises solution.

Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.