Press Releases

Cerberian and Mailshell Announce Strategic Alliance Leading OEM Providers of Web Content Filtering and Anti-Spam Solutions Join Forces SALT LAKE CITY, UT - December 17, 2003 - Cerberian, a leading provider of next generation Internet management solutions for businesses, homes and schools, and Mailshell, creator of the easiest and most accurate embedded anti-spam engine, today announced a strategic marketing agreement where Cerberian will offer its partners the Mailshell Anti-Spam SDK, and Cerberian's leading Internet management solution will be available through Mailshell. Both companies currently offer OEM solutions that integrate with a variety of network security appliances, anti-virus applications and Internet service providers. As hosted and software solutions, Cerberian and Mailshell have developed unique, next generation technologies that provide the most efficient and cost-effective ways of adding spam and Web content filtering to third party products and services. "Mailshell has been recognized by leading publications and analysts as one of the easiest and most effective anti-spam solutions available, and because we offer complementary technologies, a strategic alliance makes sense for both our companies and our customers," said Matt Mosman, chief executive officer for Cerberian. "Mailshell has become the leading OEM provider of anti-spam software, and many of our OEM partners have expressed interest in adding anti-spam technology to their offerings. We expect these partners will appreciate the many similarities in value and ease-of-use from Mailshell's service that they have come to expect from Cerberian. By working together, we provide our partners and security appliance vendors with the convenience of finding leading Web and spam filtering solutions under one roof." Cerberian Web Manager monitors Internet access using a combination of a large categorized database and two layers of real-time intelligence technology designed to speed up and enhance the content filtering process while building the most relevant URL database in the industry. Cerberian Web Manager is available through a growing list of OEM partners and provides extremely effective and accurate URL filtering without the hassle of adding on-site equipment or worrying about regular database updates. "Cerberian's unique approach and proven customer satisfaction demonstrate its strength in the competitive Web filtering marketplace," said Tonny Yu, president of Mailshell. "Web filtering and spam filtering are two critical solution areas in the security industry, and Mailshell and Cerberian complement each other by bringing very similar technology and delivery models via two very powerful yet different solutions. We have similar customers and our combined offerings will allow our partners to increase their competitive advantage, customer loyalty and revenues." Mailshell's Anti-Spam SDK integrates seamlessly into a variety of software and hardware solutions. It identifies spam by using more than a thousand spam-blocking rules, including pattern matches, Bayesian analysis, heuristic functions, and proprietary and third party databases. Mailshell also creates a proprietary fingerprint ID for every e-mail message and uses it to continuously analyze new spam, create new rules and adjust the weighting of existing rules; customers can elect to receive scheduled or real-time updates. Mailshell software is currently used by hundreds of enterprises and thousands of consumers worldwide, and is available in a range of operating systems including Linux, Windows, Solaris (Sparc and Intel), FreeBSD, HP-UX, AIX and Mac OS X. About Mailshell Inc.: Mailshell is the OEM anti-spam leader. The company's products include anti-spam software developer tools and a suite of enterprise and personal anti-spam products. The Mailshell Engine is the only anti-spam solution developed explicitly to integrate spam-blocking technology with common IT components, including security appliances, mail servers, mail clients, anti-virus applications and many others. Mailshell's software recently earned an "Editors' Choice" award in PC Magazine's review of spam filters, and has been dubbed "priceless" by Forbes magazine, "excellent" by the Associated Press and "easy to use" by CNET. Mailshell technology outperformed all other commercial anti-spam solutions including iHateSpam, Symantec™ and McAfee® in a recent study from the leading consumer reporting magazine. For more information visit http://www.mailshell.com. About Cerberian: Cerberian, Inc. is a leading provider of next generation Internet management solutions for businesses, government agencies, schools, libraries, and homes ensuring a safer, more productive Internet experience. Offered as an outsourced service, Cerberian minimizes initial investment and ongoing management burden by maintaining the technology and file management responsibility at Cerberian global data centers. Cerberian features a database of more than 5 million categorized ratings and an advanced patent pending technology that dynamically rates new Internet content in real-time to ensure the most up-to-date database of Web sites in a constantly changing Internet environment. The Cerberian Web Manager is available as an integrated, value-added service on leading firewall and network appliances, caching devices, security software solutions and service solutions. For more information about Cerberian, please visit www.cerberian.com or e-mail info@cerberian.com. # # # Contact: Greg Heaps, Cerberian, Inc., (801) 999-2905, gheaps@cerberian.com Stefan Pollack, The Pollack PR Marketing Group, (310) 556-4443, spollack@mailshell.com

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