Certicom's SSL Plus™ Enhances Secure Content Delivery of Data Transmissions, Streaming Media, Frequent Updates and Mission-critical Applications

HAYWARD, Calif., April 17, 2001 - Certicom Corp. (Nasdaq: CERT; TSE: CIC), a leading provider of mobile e-business security, today announced that Digital Island, the leading provider of managed Internet infrastructure, has integrated Certicom's SSL Plus technology into its Footprint® content delivery service. Certicom's SSL Plus technology enables advanced security for the protection of valuable e-business content delivered over the Internet and existing private networks.

Digital Island's Global e-Business Delivery Network enables the fast, reliable, and relevant Web experiences customers demand. The Footprint content delivery service provides an improved online experience by delivering HTML, images, dynamic content, authenticated content and streaming media from servers located close to users at the edge of the Internet and seamlessly directing queries to the optimal-performing server. Leveraging Certicom's SSL technology, Footprint provides superior user authentication and security over the Internet.

"Certicom's leading SSL technology is a good fit for our Footprint content delivery service," said Ted Middleton, Footprint product manager, Digital Island. "Certicom's commitment to quality of service and to providing the latest in security technology helps Digital Island bring significant value to our enterprise customers who need to ensure secure delivery of their content online."

"The relationship with Digital Island is another example of Certicom's commitment to providing the world's leading e-business providers with an advanced security solution," said Richard Depew, executive vice president of Certicom. "The addition of our trusted SSL Plus technology provides an added security backbone to Digital Island's Footprint service, so Digital island customers can be assured that their mission-critical e-business information is secure."

About SSL Plus
SSL Plus is the most widely deployed commercial toolkit available for SSL (Secure Sockets Layer), the dominant security protocol used in virtually all secure networked applications and products worldwide. Certicom's SSL Plus toolkit is used by leading companies such as Agilent, BEA Systems, Citrix, Juno, Nortel, Oracle, and Sybase to build security into a wide range of applications and products for the Internet, intranets, and corporate networks, from traditional Web browsers and servers to home banking products, handheld devices and legacy mainframes.

About Digital Island
Digital Island is the leading provider of managed Internet infrastructure for enterprises that need to give their customers a great Web experience in order to drive e-Business transactions. The company integrates managed hosting, content delivery and network services to bypass Internet congestion and guarantee fast and relevant interactions. Digital Island is headquartered in San Francisco, and its global e-Business delivery network reaches 33 countries.

About Certicom
Certicom is a leading provider of information security software and services, specializing in solutions for mobile e-business. The company's products and services are specifically designed to address the challenges imposed by a wireless data environment. Certicom's solutions incorporate its efficient encryption technology and are based on industry standards for information security that utilize public key cryptography. Certicom's products are currently licensed to more than 150 customers including ePocrates, Inc., Motorola, Inc., NeoPoint, Inc., Nortel Networks, Openwave Systems, Palm, Inc., Pixo, Inc., QUALCOMM, Inc., Research In Motion Ltd. and Sony International (Europe) GmbH. Certicom's headquarters and worldwide sales and marketing operations are based in the Silicon Valley in Hayward. For more information, visit Certicom's Web site at http://www.certicom.com.

Certicom is a trademark of Certicom Corp. All other companies and products listed herein are trademarks or registered trademarks of their respective holders.

Except for historical information contained herein, this press release contains forward-looking statements that involve risks and uncertainties. Actual results may differ materially. Factors that might cause a difference include, but are not limited to, those relating to the acceptance of mobile and wireless devices and the continued growth of e-commerce and m-commerce (mobile e-commerce), the increase of the demand for mutual authentication in m-commerce transactions, the acceptance of Elliptic Curve Cryptography (ECC) technology as an industry standard, the market acceptance of our principle products and sales of our customer's products, the impact of competitive products and technologies, the possibility of our products infringing patents and other intellectual property of third parties, and costs of product development. Certicom will not update these forward-looking statements to reflect events or circumstances after the date hereof. More detailed information about potential factors that could affect Certicom's financial results is included in the documents Certicom files from time to time with the Securities and Exchange Commission and Canadian securities regulatory authorities including Certicom's current Annual Report on Form 10-K.

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