Diversinet Adds International Wireless Veteran
To Board Of Directors

Company leverages Brian Barry’s two decades of international sales, marketing and business development expertise in telecommunications

TORONTO, Canada, April 28, 2005 – Diversinet Corp. (OTCBB: DVNTF), a leading provider of mobile device security and authentication solutions for the mobile data ecosystem, has appointed telecommunications veteran Brian Barry to its Boards of Directors.

A seasoned executive with 20 years of diverse experience in the telecommunications industry at Ericsson and Hyperchip, Mr. Barry brings a wealth of international sales, marketing and business development expertise to Diversinet’s Board of Directors.

“Mr. Barry’s depth of expertise in the telecommunications arena will be indispensable as we solidify our position as a leader in the mobile and two-factor authentication services market,” says Nagy Moustafa, CEO of Diversinet. “Building the right team both at the operations level and board level is a key element of our plans to target the mass-market with our MobiSecure suite of tokens and MobiSecure Authentication Services Center.”

Mr. Barry has spent the past year supporting merger and acquisition activities for wireless firms such as Bitfone’s acquisition of Mobile Diagnostix in July 2004 and Openwave’s acquisition of Cilys in January 2005.

Until May 2004, Mr. Barry served as director and CEO of Hyperchip Inc. Prior to joining Hyperchip, Mr. Barry was President and CEO of Ericsson Canada, responsible for all Ericsson activities in Canada, a business which under his leadership grew its revenues from $300 million to $700 million. In addition, Mr. Barry was a board member for Ericsson North America. Mr. Barry holds a Bachelor of Business Studies from the University of Limerick, Limerick, Ireland.

“Diversinet has developed a very innovative solution to the need for simple, cost-effective identity and access management solutions for the consumer market by packaging authentication tokens and services available on all mobile phone platforms,” says Barry. “By leveraging open authentication techniques and mobile industry standards, the company has opened up the market for more consumer-based two-factor applications by allowing each and every mobile phone to become a mobile token for mass-market strong authentication solutions.”

Mr. Barry joins Stanley Beck, Nagy Moustafa, Keith Powell, Mark Steinman and Jay Wigdale on Diversinet’s Board of Directors.

As a leading mobile authentication service provider, Diversinet provides its customers with cost effective, mobile-optimized strong authentication products and services that reduce identity theft and improve brand trust by leveraging more than 1.5 billion consumer and enterprise mobile phones as strong authentication tokens. Diversinet MobiSecure suite of mobile tokens and MobiSecure Authentication Service Center (MASC) offerings are available on all intelligent mobile device platforms including Microsoft, RIM, Symbian, Palm and Java-based phones.

 

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About Diversinet (OTCBB: DVNTF)
Diversinet is a leading provider of mobile device security and authentication solutions for the mobile data ecosystem. Diversinet products and services allow users to protect their identity, data and device for personal communications and commercial transactions. The Diversinet MobiSecure suite of mobile tokens and MobiSecure Authentication Service Center enable application providers, mobile network operators and security service providers to rapidly develop, deploy and manage secure mobile data services for the over 1.5 billion mobile device users worldwide. MobiSecure is the industry’s first open mobile security platform to support OATH-Compliant strong authentication on mobile devices and networks. For more information about the initiative for Open AuTHentication (OATH) visit www.openauthentication.org. Connect with Diversinet Corp. at www.diversinet.com.

The Private Securities Litigation Reform Act of 1995 provides a "safe harbor" for forward-looking statements. Certain information included in this press release (as well as information included in oral statements or other written statements made or to be made by the company) contains statements that are forward-looking, such as statements relating to anticipated future revenues of the company and success of current product offerings. Such forward-looking information involves important risks and uncertainties that could significantly affect anticipated results in the future and, accordingly, such results may differ materially from those expressed in any forward-looking statements made by or on behalf of the company. For a description of additional risks and uncertainties, please refer to the company's filings with the Securities and Exchange Commission.

Contact:
 

Michael J. O'Farrell
Chief Marketing Officer
Diversinet Corp.
416-756-2324 ext. 236
mofarrell@diversinet.com

Gary Hilson
Senior Account Consultant
Sacke & Associates Inc.
416-493-5723 ext. 203
garyh@sackepr.com