SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): AUGUST 14, 2002 VASCO DATA SECURITY INTERNATIONAL, INC. (Exact name of registrant as specified in its charter) DELAWARE 000-24389 36-4169320 (State or other jurisdiction (Commission File Number) (IRS Employer of incorporation) Identification Number) 1901 SOUTH MEYERS ROAD 60181 SUITE 210 (Zip Code) OAKBROOK TERRACE, ILLINOIS (Address of principal executive offices) Registrants telephone number, including area code: (630) 932-8844 NOT APPLICABLE (Former name or former address, if changed since last report) ================================================================================ ITEM 9. REGULATION FD DISCLOSURE On August 14, 2002, each of the Principal Executive Officer, Mario R. Houthooft, and Principal Financial Officer, Dennis D. Wilson, of VASCO Data Security International, Inc. submitted to the Securities Exchange Commission sworn statements pursuant to Securities and Exchange Commission Order No. 4-460. Copies of these statements are attached hereto at Exhibits 99.1 and 99.2. ================================================================================
SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. VASCO DATA SECURITY INTERNATIONAL, INC. Date: August 14, 2002 By: /s/ Dennis D. Wilson --------------------- Dennis D. Wilson Executive Vice President and Chief Financial Officer ================================================================================
EXHIBIT INDEX Attached as exhibits to this form are the documents listed below: EXHIBIT DOCUMENT ======= ==================================================================== 99.1 Statement Under Oath of Principal Executive Officer dated August 14, 2002 99.2 Statement Under Oath of Principal Financial Officer dated August 14, 2002
EXHIBIT 99.1 [Company Letterhead] Certification of Principal Executive Officer Pursuant to 18 U.S.C. 1350 (Section 906 of the Sarbanes-Oxley Act of 2002) I, Mario R. Houthooft, President and Chief Executive Officer (principal executive officer) of VASCO Data Security International, Inc. (the "Registrant"), certifies that to the best of my knowledge, based upon a review of the Quarterly Report on Form 10-Q for the period ended June 30, 2002 of the Registrant (the "Report"): (1) The Report fully complies with the requirements of Section 13(a) of the Securities Exchange Act of 1934, as amended; and (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant. /s/ Mario R. Houthooft - ------------------------ Name: Mario R. Houthooft Date: August 14, 2002
EXHIBIT 99.2 [Company Letterhead] Certification of Principal Financial Officer Pursuant to 18 U.S.C. 1350 (Section 906 of the Sarbanes-Oxley Act of 2002) I, Dennis D. Wilson, Executive Vice President and Chief Financial Officer (principal financial officer) of VASCO Data Security International, Inc. (the "Registrant"), certifies that to the best of my knowledge, based upon a review of the Quarterly Report on Form 10-Q for the period ended June 30, 2002 of the Registrant (the "Report"): (1) The Report fully complies with the requirements of Section 13(a) of the Securities Exchange Act of 1934, as amended; and (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant. /s/ Dennis D. Wilson - ---------------------- Name: Dennis D. Wilson Date: August 14, 2002