VASCO Data Security International, Inc. was incorporated in the State of Delaware in 1997 and is the successor to VASCO Corp., a Delaware corporation. Our principal executive offices are located at 1901 South Meyers Road, Suite 210, Oakbrook Terrace, Illinois 60181 and the telephone number at that address is (630) 932-8844. Our principal operations offices in Europe are located at Koningin Astridlaan 164, B-1780 Wemmel (Belgium) and the telephone number at that address is 32(0)2/609.97.00. We announced on February 27, 2007 that we would establish our European headquarters office in Zurich, Switzerland. Unless otherwise noted, references in this Annual Report on Form 10-K to "VASCO,"...