AV-Test.org - Tests of Anti-Virus Software

BOClean - Common Sense Internet Security

eEye Digital Security - SQL Slammer Scanner

Download Scanner

eicar - European Institute for Computer Anti-Virus Research

Foundstone, Inc.®

Foundstone - Free Tools

F-Secure - Securing the Mobile Enterprise

icsalabs.com

Information Security Magazine

Insecure.Org - Nmap Free Stealth Network Port Scanner, Linux/Windows/UNIX/Solaris Tools

Integrity Protection Driver

Microsoft Windows Security Site - intrusion detection, anti-virus, firewalls and more!

Networking

Securing Windows

nmapwin.org

NTBugtraq

Port Scan Security Check - Free firewall check by Secure Design

SANS Institute - Computer Security Education and Information Security Training

The Twenty Most Critical Internet Security Vulnerabilities

Security Administrator

Nmap Your Network

Security Supersite - from Ziff Davis (Computer, Internet and Network Security News and Insight)

Virus Bulletin - Independent Anti-virus Advice

328691 - MIRC Trojan-Related Attack Detection and Repair

Using Fport on Windows NT to Map Applications to Open Ports

Using Fport

How to stop your PC from spying on you
 

Wireless LAN Security for the Enterprise

Trend Micro Australia

Housecall Virus Scan

Symantec Australia/New Zealand

Symantec Security Response

AntiVir Personal Edition (free)

AVG Anti-Virus System

Antivirus Panda Software

Panda ActiveScan - Free Antivirus Online

Sophos - anti-virus for business

GFI - Exchange anti virus/content security and network security

	Anti Virus for Exchange server
	GFI LANguard N.S.S. 3.2 - complete patch management solution
	GFI MailSecurity for Exchange/SMTP

Sunbelt Software - PestPatrol Corporate Edition

F-Prot Antivirus | F-Prot AVES - anti-spam and anti-virus e-mail filtering service

W32.Friendgreet.worm