VASCO Data Security signs reseller agreement with TH Consultants Inc. (Canada)

Oakbrook Terrace, Illinois, Zurich, Switzerland, May 19, 2009 - VASCO Data Security Inc. (Nasdaq: VDSI; www.vasco.com), a leading software security company specializing in authentication products today announced that is has signed a reseller agreement with TH Consultants Inc., a Canadian-based Platinum Level Citrix Partner. Under the terms of the agreement, TH Consultants Inc. will resell VASCO DIGIPASS® authentication solutions as an add-on to the Citrix implementations. In doing so, TH Consultants supports VASCO’s partnership program, in which VASCO collaborates with other solution vendors.

VASCO joins forces with other solution vendors to insure seamless integration and compatibility with their solutions. Citrix solutions such as XenApp, XenDesktop, and Citrix Access Gateway carry the DIGIPASS Ready logo. The authentication process for Citrix users is completely transparent. It requires no additional log-on screens, users simply connect to Citrix applications using their DIGIPASS authenticators.

“ By bundling VASCO authentication with our Citrix offering we are able to stand out from the competition and to deliver added value to our customers. Security now is offered as an extra layer to each Citrix implementation. By jointly offering both solutions we steer free from bidding wars and can deliver improved return-on-investment to our customers.”, says James Hsu, Vice President of TH Consultants Inc.

“The use of authentication for remote access to corporate networks and applications improves data security. VASCO uses its longstanding expertise together with other market leaders to offer secure solutions. Furthermore, we rely on our distributors and resellers to promote our solutions with other vendors. ”, says Jan Valcke, President and COO at 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 8,500 companies in more than 100 countries, including more than 1,250 international financial institutions. VASCO’s prime markets are the financial sector, enterprise security, e-commerce and e-government.

Forward Looking Statements
Statements made in this news release that relate to future plans, events or performances are forward-looking statements. Any statement containing words such as “believes,” “anticipates,” “plans,” “expects,” “intend,” “mean,” and similar words, is forward-looking, and these statements involve risks and uncertainties and are based on current expectations. Consequently, actual results could differ materially from the expectations expressed in these forward-looking statements.

Reference is made to the Company's public filings with the US Securities and Exchange Commission for further information regarding the Company and its operations.

This document may contain trademarks of VASCO Data Security International, Inc. and its subsidiaries, which include VASCO, the VASCO “V” design, DIGIPASS, VACMAN, aXs GUARD and IDENTIKEY.

For more information contact:
Jochem Binst, +32 2 609 97 00, [email protected]