NW_20061220_en_VASCO to Host Annual Investor and Media Conference in New York

December 20, 2006

OAKBROOK TERRACE, Ill., and BRUSSELS, Belgium, December 20, 2005 - VASCO Data Security International, Inc. (Nasdaq: VDSI) (www.vasco.com), the global number one vendor of strong user authentication products, today announced that it will hold its Annual Investor and Media Conference on January 31 in New York, Hilton Hotel, Times Square. The event will start at 11.30 am.

During the event, VASCO will make an evaluation of its evolution towards the Full Option, All-Terrain Authentication Company and will announce its strategic direction for the future. In addition, VASCO customers will share their experiences with VASCO’s products. More details about the agenda of the event will be communicated shortly.

Participation to the event is limited to media, business & financial analysts, brokers and portfolio managers.
Subscribe online at http://www.vasco.com/events/events.html .

The Investor and Media Conference precedes VASCO’s Banking Summit, on Thursday (February 1) and Friday (February 2). Access to the Banking Summit is limited to bank prospects and guest speakers.

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 28 million Digipass products sold and delivered, VASCO has established itself as a world-leader for strong User Authentication with over 550 international financial institutions and approximately 3,300 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:
VASCO: Jochem Binst, +32 2 609 97 00, [email protected]