Barracuda Spam Firewall

The Barracuda Spam Firewall is an integrated hardware and software solution designed to protect your email server from spam, virus, spoofing, phishing and spyware attacks. It leverages 12 comprehensive defense layers to provide industry-leading defense capabilities for any email server within large corporate or small business environments. read more
link : http://www.barracudanetworks.com/ns/products/spam_overview.php

Kaspersky Virus Removal Tool

Kaspersky Lab has developed free virus removal tools. If your computer has been infected by any of the viruses listed below, you can download a free removal utility here.
http://www.kaspersky.com/removaltools

Virus removal, boot sector repair, system check

Avira AntiVir Removal Tool for Windows
Avira offers frequent virus definitions updates in order to keep its users safe from new malware outbreaks. However, there are computer users who do not perform such updates as often as required, while many others do not use antivirus protection at all. For all those experiencing the damaging effects of a virus infection, Avira's researchers have prepared a free removal tool, which can be used to eliminate major distinct threats.... more http://www.avira.com/en/support/support_downloads.html

Avira AntiVir Support Collector Date: 04 Dec 2007 - Version : 2.00.00.86			944 Kb
Avira AntiVir Rescue System Date: 15 Feb 2008 - Version : 20080215190559			46,565 Kb
Avira AntiVir Rescue System Update Date: 15 Feb 2008 - Version : 7.06.00.67			18,001 Kb
Avira AntiVir RegistryCleaner Date: 11 Feb 2008 - Version : 7.0.0.8			887 Kb
Avira AntiVir Bootsektor-Repairtool Date: 08 Jun 2006 - Version : 6.32.255.00			726 Kb
Avira AntiRootkit Tool Date: 25 May 2007 - Version : 1.0.1.17			2,137 Kb
Avira AntiVir command line scanner (unicode for Windows 2000, XP and Vista) Date: 04 Dec 2007 - Version : 7.06.00.07			85 Kb