PRESS RELEASE

OAKBROOK TERRACE, Illinois and ZURICH, Switzerland – September 22, 2011 - VASCO Data Security International, Inc. (Nasdaq: VDSI) (www.vasco.com), a leading software security company specializing in authentication products, launches a free Sales Training and Certification program for the channel partners worldwide. With this program VASCO wants to keep existing and new channel partners on track with new technologies, products and solutions.

Channel partners can follow the program through VASCO’s e-learning platform SEAL (Security Experts Academy & eLearning). This allows them to access the training program where and whenever it suits them. The program is intended to update existing partners but also reaches out to new partners for an introduction with VASCO and its solutions.

Partners who successfully complete the training receive the award of VASCO Sales Certified Channel Partner. With this certification the VASCO partner level can be increased to Select Partner or Premium Partner which leads to more dedicated support and extra margins. It also offers partners the opportunity to obtain more knowledge on VASCO-solutions and to stay up-to-date on the latest trends in security. This will help them in finding more sales opportunities and generate more revenue.

The Sales Training and Certification program covers:

VASCO’s bundling strategy The need for two-factor authentication Tips on how to overcome objections Use cases (opportunities)

“VASCO’s channel partners are spread around the globe and through this online Sales Training and Certification program we can make sure that our worldwide partners are better informed. This will help them positioning and offering the VASCO-products even better,” says Jan Valcke, President and COO of VASCO Data Security.

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About VASCO VASCO is a leading supplier of strong authentication and e-signature solutions and services specializing in Internet Security applications and transactions. VASCO has positioned itself as global software company for Internet Security serving a customer base of approximately 10,000 companies in more than 100 countries, including over 1,700 international financial institutions. VASCO’s prime markets are the financial sector, enterprise security, e-commerce and e-government.