Symantec Antivirus Research Center 
The Symantec Antivirus Research Center offers a wealth of information on viruses. It begins with a list of hot topics (new virus and virus products), and also provides links to virus alerts, an information database, references, submit virus samples, Macintosh viruses, and Symantec virus product information.
Anti-virus and security software
Home page of Panda Software, developer of anti-virus software for personal and corporate users. Includes links to company information and news, product details, services, technical information, virus alerts, and their downloadable anti-virus shareware.
Anyware Software home page
The Anyware Software home page contains downloadable antivirus scanner software for DOS, Windows and Windows 95. Additionally, their site contains company information and news.
Data Fellows home page
Contains information on antivirus and data security software, including a searchable virus description database and company information.
Overview of computer viruses and anti-virus software
Explains how viruses work and provides links to additional information about viruses and anti-virus software. Written and maintained by Bob Kanish.
Virus Info Database
This is Symantec's Virus Info Database. You can search for a virus by name or refer to general virus information.
McAfee virus information home page
McAfee Associates specializes in network and security management. This page displays company news and product information, as well as links to virus descriptions and online technical support.