Email Security Bulldog 1.2.1
Security Bulldog protects you against all dangerous email content including viruses, scripts, popups, webbugs, spyware, hoaxes and more. No updates are required, you pay a one time fee of only $40. Compatible with all existing email scanners. Whereas most anti-virus programs only scan for known viruses Security Bulldog removes all content not known to be safe. Take the FREE email security test at: www.Apocgraphy.com/SecurityTest

Norman Virus Control 5.8
User-friendly, proactive and automated functionality are keywords describing the Norman Virus Control v5.8. The unique Norman SandBox technology protects against new and unknown computer viruses, worms and Trojans - currently the most prevalent malware types. Emails are scanned for viruses before they reach the mailbox to ensure that viruses do not propagate this way.

Protector Plus for Exchange 7.2.F02
Protector Plus for Exchange is an antivirus for Microsoft Exchange. Protector Plus scans and blocks all the emails received by the mail server. Protector Plus antivirus software can be remotely managed from anywhere in the network. The InstaUpdate feature of Protector Plus will automatically download the virus database updates from the developer's web site.Download Protector Plus trial copy for Exchange and try free of cost.

GFI MailSecurity for Exchange/SMTP 10
GFI MailSecurity for Exchange/SMTP is an email security, exploit detection, threats analysis and anti-virus solution that removes all types of email-borne threats before they can affect an organization’s email users. Using 5 virus scanners to scan inbound email, including McAfee, Kaspersky and BitDefender, GFI MailSecurity drastically reduces the average time to obtain virus signatures which combat the latest threats.

BufferZone Security Pro 2.10-37
BufferZone Security Pro lets you download and run files from any website and open any email attachment with complete safety. Unlike anti-virus and anti-spyware software, BufferZone requires no signature updates, while protecting your PC against spyware, viruses and adware--even new and yet unknown ones. BufferZone ''automagically'' protects you against vulnerabilities from all sources: external media, P2P, IM, Web browsing and email.