ForeScout Technologies CounterACT

The ForeScout CounterACT works much like a network sniffer looking for malicious sources.
 

NetClarity NACwall Micro

NACwall Micro is an amazingly feature-rich product, despite being only slightly larger than the average digital camera.
 

PGP Universal Gateway Email 2.8

A soft appliance email security solution offered as an integrated part of the PGP Encryption Platform.
 

Sendmail Sentrion DS 3.0

A rack-mounted email authentication appliance used strictly for applying digital signatures to outbound emails.
 

Tumbleweed Secure Messenger 6.3

Two components work together to form an enterprise-class content and identity filtering solution.
 

Clearswift MIMEsweeper Email Appliance

We found this product to be a pumped up email data leakage prevention device with solid email protection.
 

eSoft ThreatWall 450

A full scale email content management appliance with several excellent features.
 

IBM Proventia Network Mail Security System

This product features some high grade functionality for the large enterprise.
 

GFi MailSecurity

Offers protection from email-based threats, such as viruses or trojans.
 

Marshal's MailMarshal SMTP

A software-based approach to email content management that features protection against spam, phishing, viruses and other malware.