VASCO to Announce First Quarter 2015 Financial Results on April 28, 2015

OAKBROOK TERRACE, IL and ZURICH, Switzerland -- April 7, 2015 -- VASCO Data Security International, Inc. (NASDAQ: VDSI), a global leader in authentication, electronic signatures and identity management, announced today that it will release its first quarter 2015 financial results before market open on Tuesday, April 28, 2015.

On April 28, 2015 at 10:00 AM EDT/16:00 CET, VASCO will host a conference call to discuss its first quarter 2015 financial results. A live webcast of the conference call will be available at the VASCO Investor Relations website at: www.vasco.com/investors

Dial-in telephone numbers for the conference call are:

• Dial-in U.S.: 800-750-5861

• Dial-in international: + 1- 212-231-2914

Mr. T. Kendall Hunt, Chairman and CEO, Mr. Jan Valcke, President and COO and Mr. Cliff Bown, Executive Vice President and CFO of VASCO, will be available on April 28 to answer analyst, investor and media questions.

VASCO is the world leader in providing two-factor authentication and digital signature solutions to financial institutions. More than half of the Top 100 global banks rely on VASCO solutions to enhance security, protect mobile applications and meet regulatory requirements. VASCO also secures access to data and applications in the cloud, and provides tools for application developers to easily integrate security functions into their web-based and mobile applications. VASCO enables more than 10,000 customers in 100 countries to secure access, manage identities, verify transactions, and protect assets across financial, enterprise, E-commerce, government and healthcare markets. Learn more about VASCO at www.vasco.com and on Twitter andLinkedIn.

© 2015 VASCO Data Security, Inc. All rights reserved. VASCO® and the VASCO stylized V logo are registered or unregistered trademarks of VASCO Data Security, Inc. and VASCO Data Security International GmbH in the U.S. and other countries.

John Gunn
+1-847-370-1486
[email protected]