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Symantec AntiVirus Offers Support for Microsoft Windows Vista

Newest Offering to Include Advanced Antivirus and Anti-spyware Protection on the Vista Platform

CUPERTINO, Calif. – Nov. 1, 2006 – Symantec Corp. (Nasdaq: SYMC) today announced new versions of Symantec AntiVirus Corporate Edition and Symantec AntiVirus Enterprise Edition. Symantec AntiVirus Corporate Edition 10.2 provides automatic defense and response against viruses and spyware/adware for the Microsoft Windows Vista operating system.

Beta versions of Symantec AntiVirus 10.2 are available on the Symantec Windows Vista Information Center (http://www.symantec.com/vista/index.jsp) to current Symantec customers testing the Microsoft Vista operating system. Since Symantec’s first beta version was posted in December 2005, there have been more than 70,000 downloads from customers wanting the real-time automated protection of Symantec AntiVirus while testing Microsoft’s new operating system. Symantec’s Vista Information Center also includes information on product compatibility with Windows Vista and information for executives considering a move to Microsoft Windows Vista.

For additional information on the Symantec AntiVirus 10.2 beta for Vista RC2, please go to: http://www.symantec.com/vista/sav-vista.html.

“As the threat landscape continues to evolve with more specialized and targeted attacks, Symantec is committed to offering customers best-of-breed security solutions to protect the latest Windows platform,” said Brad Kingsbury, vice president of product delivery, Symantec Corp. “Symantec AntiVirus leverages Symantec’s unmatched expertise in malicious code protection technology to provide customers with the tools required to effectively secure their enterprise environments.”

In addition to providing comprehensive malware protection for every network tier in an integrated, easy-to-deploy solution, Symantec AntiVirus Enterprise Edition 10.2 now adds antivirus and anti-spyware client support for the Vista platform. In addition to offering adware and spyware protection for enterprise workstations and network servers, Symantec AntiVirus Enterprise Edition now includes Symantec Client Security 3.1, which provides proactive client protection from complex threats by integrating antivirus, anti-spyware, firewall and intrusion prevention technologies under a single console. Symantec AntiVirus Enterprise Edition also provides content filtering and spam prevention for the Internet gateway and Domino and Exchange environments.

Symantec Security Response

Symantec AntiVirus customers benefit from Symantec Security Response – receiving the most current security updates and information available. Part of the Symantec Global Services and Support organization, Symantec Security Response experts work to protect enterprise businesses and consumers from the latest security threats. Symantec Security Response, a team of dedicated intrusion experts, security engineers, virus hunters, and global technical support teams, provides customers with comprehensive, global, 24x7 Internet security expertise to guard against today's complex Internet threats.

Licensing and Availability

Symantec AntiVirus Corporate Edition 10.2 and Symantec AntiVirus Enterprise Edition 10.2 are scheduled to be available in December through Symantec’s worldwide network of value-added resellers, distributors and systems integrators. Organizations seeking a reseller or distributor should contact Symantec at http://enterprisesecurity.symantec.com.

About Symantec

Symantec is the world leader in providing solutions to help individuals and enterprises assure the security, availability, and integrity of their information. Headquartered in Cupertino, Calif., Symantec has operations in more than 40 countries. More information is available at www.symantec.com.

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