Optimizing Your Business Infrastructure

OAKBROOK TERRACE, Ill., and BRUSSELS, Belgium, – January 17, 2007 – VASCO Data Security International, Inc. (Nasdaq: VDSI) (www.vasco.com), the world’s number-one vendor of software and hardware strong user authentication and e-signature solutions, has announced that more than 100 U.S. financial institutions have integrated VASCO solutions into their Internet banking offerings. VASCO’s alliance with Fiserv, Inc. (Nasdaq: FISV), a U.S. Fortune 500 company that provides information management systems and services to the financial industry, has been a catalyst for the growth.

Several of Fiserv’s business units have deployed VASCO’s VACMAN Controller software, including Information Technology, Inc. (ITI), Precision Computer Systems (PCS), eSolutions and Fiserv CBS Worldwide. “With a combination of unique features, including website authentication, challenge-response and digital signatures, VASCO’s solutions are very effective at helping protect Fiserv clients from fraud,” said eSolutions General Manager Jamie Deterding.