Promedico (The Netherlands) Secures Medical Data with VASCO's Digipass 300 and VACMAN Controller

September 27, 2006

OAKBROOK TERRACE, Ill., and BRUSSELS, Belgium, - September 27, 2006 - VASCO Data Security International, Inc. ( (Nasdaq: VDSI), the global number one vendor of strong user authentication and e-signature products, today announced that Promedico (The Netherlands) ( uses VASCO's Digipass and VACMAN Controller to secure the access to its Promedico-ASP medical data system.

Promedico-ASP makes patient files available for general practitioners over the Internet. Because Promedico hosts patient files on a central server, medical practitioners can use the Internet to add, change and check information about their patients. In addition, the users can authorise other parties to enter the secured network. For access to the patient files over the Internet, the use of Digipass 300 is mandatory.

The PIN-protected Digipass 300 provides organizations with a secure means of customer or employee identification and authentication for remote access to their computer systems and networks. Authentication functionalities embedded in Digipass 300 include One-time Password, Challenge-Response, host authentication and e-signatures. Learn more about Digipass 300 at .
VACMAN Controller is VASCO's authentication backbone. Installed at the server side, the software product coordinates all Digipass client authentication products. VACMAN Controller seamlessly supports over 40 soft- and hardware Digipass authentication tools.

"For Promedico, the security of our customers' data is of the utmost importance," said Marcel Kok of Promedico. "We opted for VASCO because of the quality of the product, with a security level that is approved by the banking sector and widely used in our home market, The Netherlands."

"We congratulate Promedico for its visionary approach of the security of healthcare files," said Jan Valcke, VASCO's President and COO. "In healthcare, confidentiality of patient files is of the utmost importance. For that reason, the medical world is quickly adopting Digipass strong user authentication. VASCO truly is an all-terrain authentication company, with applications in over 50 different applications. We are convinced that the combination of Promedico-ASP and Digipass/VACMAN Controller will be a huge success."

About VASCO: VASCO designs, develops, markets and supports patented user authentication products for the financial world, remote access, e-business and e-commerce. VASCO's user authentication software is delivered via its Digipass hardware and software security products. With over 25 million Digipass products sold and delivered, VASCO has established itself as a world-leader for strong User Authentication with over 500 international financial institutions and approx. 3,000 blue-chip corporations and governments located in more than 100 countries.

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," 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.

For more information contact:
Jochem Binst, +32 2 609 9740, [email protected]