Critical Path Announces Availability of Aberdeen Report Outlining Benefits of an Integrated Communications Platform.

Business Editors/High-Tech Writers

SAN FRANCISCO--(BUSINESS WIRE)--Nov. 15, 2001

Report Details How Service Providers Can Expand Services Quickly,

Create Better Differentiation and Generate More Revenue

Critical Path Inc., (Nasdaq:CPTH), a global leader in communication technology and integrated messaging solutions, today announced the availability of an executive white paper developed by Aberdeen Group that discusses the need for service providers to adopt a dependable, integrated platform for deploying personalized communication services that will suit the needs of consumers and business customers. This research also highlights how an integrated communications platform provides a springboard to tomorrow's next generation of "Web services," which hold huge promise as open, efficient ways to assemble and deliver applications. The paper may be downloaded directly from Critical Path's Web site at http://www.cp.net/library/.

"Today's tough economic climate necessitates protecting existing infrastructure investment while reducing internal costs and streamlining process," said Dana Gardner, research director of Internet infrastructure at Aberdeen Group and author of the paper. "Providers must seek systems investments that offer competitive advantage and drive new revenue while cutting costs and supporting customer retention."

Critical Path currently delivers a Communication Platform that enables wireless and wireline service providers, enterprises, and trusted third parties to build a foundation for the delivery of communications services in the evolving digital communications market. The standards-based platform is a powerful three-layer architecture that provides a broad range of messaging, identity management and access services, supporting the delivery of an integrated and secure experience for end users across a variety of communication services and devices. Through the platform, Critical Path's customers can minimize costs, reduce time to market and increase revenues.

About Critical Path, Inc.

Critical Path, Inc. (Nasdaq:CPTH) is a global leader in communication technology and complete messaging solutions for wireless and wireline carriers, service providers and corporations through its integrated platform of messaging applications and directory infrastructure. Critical Path is headquartered in San Francisco, with offices throughout North America, Europe, Asia and Latin America. More information on Critical Path can be found at http://www.cp.net./.

Forward-Looking Statements 

This press release contains forward-looking statements by the Company and others regarding expected future business, financial and product performance, including our customers' and analysts' testimonials and the Company's statements and opinions regarding endorsements of our product and services offerings by our customers, our belief as to the ability of our products to ensure performance, security, scalability and reliability and the market for outsourced services like ours. The words "will," "expect," "plan," "believe," "seek," "strive for," "anticipate," "estimate" and similar expressions are intended to identify the Company's forward-looking statements. These forward-looking statements involve a number of risks and uncertainties that could cause actual results to differ materially from those anticipated. These risks include, but are not limited to, our evolving business strategy and the emerging and changing nature of the market for our products and services, our ability to deliver on our sales objectives, the ability of our technology and our competitors' technologies to address customer demands, changes in economic and market conditions, unplanned system interruptions and capacity constraints, software and service design defects. These and other risks and uncertainties are described in more detail in the Company's filings with the U.S Securities and Exchange Commission (www.sec.gov) made from time to time, including Critical Path's Annual Report on Form 10-K for the fiscal year ended December 31, 2000, as amended, and the Quarterly Reports on Form 10-Q for the quarters ended June 30, 2001 and March 30, 2001, both as may be amended from time to time.

Note to Editors: Critical Path and the Critical Path logo are the trademarks of Critical Path, Inc. All other trademarks are the property of their holders.