Roxio Releases STOPzilla 4.0

Roxio Releases STOPzilla 4.0

Exclusive Publishing Agreement With iS3 Brings Latest Edition of Award-Winning Threat Management Software to Roxio's Mass-Market Distribution Channel

Santa Clara, California (February 22, 2006) - Roxio®, a division of Sonic Solutions® (NASDAQ: SNIC), the leader in digital media software, today launched STOPzillaT 4.0, the market's leading anti-spyware and advanced phishing protection software from developer iS3. Introducing new early detection and blocking technologies, the latest version of STOPzilla offers consumers uncompromised, real-time protection from malicious spyware, malware and phishing attacks and intrusions. STOPzilla 4.0 is available now throughout North American retail for a suggested retail price of $29.95.

"We are extremely pleased to deepen our relationship with STOPzilla and provide consumers with easy access to this powerful threat management solution," said Stan Wong, general manager, Roxio division of Sonic Solutions. "STOPzilla 4.0 represents a tremendous opportunity for Roxio to increase the return on its retail infrastructure investment and reinforce its position as the preeminent provider of leading applications in hot-growth categories."

STOPzilla 4.0 introduces True Real-TimeT Protection, which proactively detects and blocks threats from spyware before a system is compromised - an industry first. The latest release also features advanced anti-phishing protection, which uses a public blacklist created from both internal and external sources, and an advanced heuristics engine to detect both known and potential phishing sites. As with previous releases, STOPzilla 4.0 will be continually updated-often daily-to safeguard consumers from identity theft and defend them against new disruptive and destructive online threats.

"Our partnership with Roxio provided instant access to an extensive network of retailers that have helped increase STOPzilla brand awareness and significantly increase sales," said Rick Trefzger, vice president of sales, iS3. "Leveraging Roxio's channel knowledge and credibility has enabled us to focus on our mission - to develop world class anti-spyware and threat management solutions."

About iS3

iS3 was incorporated in Florida in 1992 as International Software Systems Solutions, Inc. In ten years as a consulting firm, iS3 developed powerful enterprise solutions for clients such as IBM, Federated Department Stores, and Kmart.

In response to the flood of Internet ad delivery systems, iS3 developed STOPzilla, the most effective anti-Spyware solution on the market. In the past five years, STOPzilla's CNET award-winning technology has raised the standard in computer security, has protected millions of users in more than 60 countries worldwide. Building on the success of STOPzilla, iS3 is poised to release a comprehensive suite of security products throughout 2006. For more information visit:

About Roxio

Roxio, a division of Sonic Solutions, develops and markets the best-selling digital media software in the world. Roxio offers award-winning software products for CD/DVD burning, photo editing and video editing and has an installed base of over 150 million users. Roxio distributes its products globally through strategic partnerships with major hardware manufacturers, through leading retailers, through Internet partnerships and through direct sales at

Roxio's parent company, Sonic Solutions (NASDAQ: SNIC; is the leader in digital media software and provides a broad range of software tools and applications for creative professionals, business and home users and technology partners. Sonic's products range from professional DVD authoring systems and interactive content delivery technologies that are used to produce the majority of Hollywood movies released on DVD, to the award-winning Roxio- and Sonic-branded CD and DVD creation, playback and backup applications that have become the premiere solutions for consumers and business users worldwide. Sonic's AuthorScript® is the de facto standard for CD and DVD burning and formatting and has been licensed by major software and hardware manufacturers, including Adobe, Broadcom, Microsoft, Scientific-Atlanta, Sony, and many others. Sonic Solutions is headquartered in Marin County, California.

Sonic, the Sonic logo, Sonic Solutions, Roxio, and AuthorScript are trademarks or registered trademarks of Sonic Solutions or its subsidiaries in the United States and/or other countries. All other company or product names are trademarks of their respective owners and, in some cases, are used by Sonic Solutions under license. Specifications, pricing and delivery schedules are subject to change without notice.