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Press Release

Symantec Completes Acquisition of Vontu

Singapore – Dec. 4, 2007 – Symantec Corp. (Nasdaq: SYMC) today announced that it completed its acquisition of Vontu, Inc. on Nov. 30, 2007. Vontu is the leader in Data Loss Prevention (DLP) solutions that combine endpoint and network-based technology to accurately detect and automatically protect confidential data wherever it is stored or used. The acquisition agreement between Symantec and Vontu was announced on Nov. 5, 2007. The purchase price for the transaction was $350 million, which will be paid in cash and assumed options.

Data loss prevention solutions help organizations prevent the loss of confidential or proprietary information wherever it is stored or being used. Vontu’s products will complement Symantec's existing portfolio of endpoint and network security, storage and compliance solutions, to provide customers with the most comprehensive platform for data loss prevention on the market today. The acquisition builds on Symantec’s strong partnership with Vontu and will provide an important component of Symantec’s Security 2.0 vision, which shifts the focus of security from simply securing systems and devices to also protecting the information itself.

Additional Resources
For additional information on the Vontu acquisition and planned integration points with the Symantec portfolio please visit: http://go.symantec.com/vontu.

About Symantec
Symantec is a global leader in infrastructure software, enabling businesses and consumers to have confidence in a connected world. The company helps customers protect their infrastructure, information, and interactions by delivering software and services that address risks to security, availability, compliance, and performance. Headquartered in Cupertino, Calif., Symantec has operations in more than 40 countries. More information is available at www.symantec.com.

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FORWARD-LOOKING STATEMENTS: This press release contains forward-looking statements within the meaning of U.S. federal securities laws, including expectations regarding the potential benefits of the acquisition, that involve known and unknown risks and uncertainties that may cause actual results to differ materially from those expressed or implied in this press release. Such risk factors include, among others, our ability to successfully integrate the merged businesses and technologies, and customer demand for the technologies and integrated product offerings. Actual results may differ materially from those contained in the forward-looking statements contained in this press release. Additional information concerning these and other risk factors is contained in the Risk Factors section of Symantec's most recently filed Form 10-K. Symantec assumes no obligation to update any forward-looking statement contained in this press release. The contents of the Symantec website shall not be deemed incorporated by reference into this press release.