SpamTitan - Comprehensive Email Protection. 99.99% Spam Detection. Blocks phishing, viruses, malware and other email threats.
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
Sanebox - SaneBox is a cloud-based service that allows users to filter and manage their emails.
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).
MailCleaner - Cloud & on-premise anti spam software for businesses
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.