Symantec Corp. (Nasdaq:SYMC), a world leader in Internet security technology, today announced that October PC Data figures confirm that Symantec's Internet security and problem-solving products continue to lead the consumer software market. PC Data validates that Norton AntiVirus 2001 and Norton SystemWorks 2001 are the number two and five top-selling software products respectively.

Norton AntiVirus A popular antivirus program from Symantec. The AntiVirus function is available as a separate product for home and business users or as part of various packages that contain other utilities such as Norton SystemWorks and Norton Internet Security. See Norton Utilities. 2001 and Norton SystemWorks 2001 also earned placement on PC Data's list of Top-Selling Business Software, along with Norton SystemWorks 2001 Professional Edition, Norton AntiVirus 7.0 Upgrade, Norton Personal Firewall 2000 2.0, Norton AntiVirus Enterprise Solution 4.0 and pcAnywhere Remote control software for Windows from Symantec. It is a popular product that is noted for its variety of features. 9.2.

Norton AntiVirus has earned a position in the top 10 Top-Selling Business Software list each month for the past three years. Norton SystemWorks, which debuted at number 15 on the Top-Selling Business Software list when it was released in September 1998, has held a position in the top 10 since October 1998.

"We are pleased that consumers continue to demonstrate their overwhelming preference for Symantec products as evidenced by the unprecedented sales and revenue figures reported by PC Data," said Steve Cullen, senior vice president of Symantec's Consumer Products Division. "Symantec reaffirms its customer-driven focus and reasserts its commitment to remain at the forefront of the software industry by providing consumers powerful solutions to meet their security and problem-solving needs."

PC Data is the industry standard for providing accurate and timely information about PC software and hardware sales. PC Data's list of Top-Selling Business Software in October is based on sales figures on units sold by 42 retail chains, representing more than 80 percent of the U.S. market. To ensure accuracy, the company uses a meticulous methodology to track the sales of every software, hardware and video game SKU on the market. The company collects sales data directly from retail chains, mail order firms and resellers and combines the numbers into industry totals on a product-by-product basis. As a result, PC Data reports represent the most precise and reliable market research available for virtually every computer-related product sold.