Mailwasher - Over 8 million people use MailWasher as their spam filter
Emsisoft Online Armor Firewall - Emsisoft Online Armor Firewall is a freemium online firewall protection system by the Emsisoft that is based on the own independent protection technology of the Emsisoft.
SPAMfighter - SPAMfighter and Microsoft have built the strongest and most effective anti spam filter for Outlook, Windows Live Mail, Outlook Express & Thunderbird
TinyWall - Lightweight and non-intrusive firewall
Spam Reader - Spam Reader is a free anti-spam add-on for Microsoft Outlook.
Windows Firewall Control - Windows Firewall Control is not the built in firewall system in the Windows operating systems.