The information contained in this Form 8-K shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.

On July 26, 2012, VASCO Data Security International, Inc. (VASCO) issued a press release providing a financial update for the second quarter and six months ended June 30, 2012. The full text of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K.

On July 26, 2012, VASCO held a conference call with investors to discuss VASCO's earnings and results of operations for the second quarter and six months ended June 30, 2012. A prepared script of the conference call is furnished as Exhibit 99.2 to this Current Report on Form 8-K. A transcript of the conference call is furnished as Exhibit 99.3 to this Current Report on Form 8-K.

The press release and the comments by VASCO during the conference call contained a non-GAAP financial measure within the meaning of the Securities and Exchange Commission's Regulation G. For purposes of Regulation G, a non-GAAP financial measure is a numerical measure of a registrant's historical or future financial performance, financial position or cash flows that excludes amounts, or is subject to adjustments that have the effect of excluding amounts, that are included in the most directly comparable measure calculated and presented in accordance with GAAP in the statement of income, balance sheet or statement of cash flows (or equivalent statements) of the issuer; or includes amounts, or is subject to adjustments that have the effect of including amounts, that are excluded from the most directly comparable measure so calculated and presented.

The press release contained a reference to EBITDA and provided a reconciliation of EBITDA to net income. EBITDA, which is earnings before interest, taxes, depreciation and amortization, is computed by adding back net interest expense, income tax expense, depreciation expense, and amortization expense to net income as reported.

(d) Exhibits. The following Exhibits are furnished herewith:

       Exhibit
       Number    Description
       99.1      Press release, dated July 26, 2012.

       99.2      Prepared script of July 26, 2012 Earnings Conference Call.

       99.3      Transcript of July 26, 2012 Earnings Conference Call.