EXHIBIT 32.1

                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                       AS ADOPTED PURSUANT TO SECTION 906
                        OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report of Corillian Corporation (the "Company")
on Form 10-Q for the three-month period ended September 30, 2003 as filed with
the Securities and Exchange Commission on the date hereof (the "Form 10-Q"), I,
Alex P. Hart, Chief Executive Officer of the Company, certify, pursuant to 18
U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley
Act of 2002, that:

(1)      The Form 10-Q fully complies with the requirements of Section 13(a) or
15(d) of the Securities Exchange Act of 1934 (15 U.S.C. 78m or 78o(d)); and

(2)      The information contained in the Form 10-Q fairly presents, in all
material respects, the financial condition and results of operations of the
Company.

Dated: November 13, 2003

/s/ ALEX P. HART

Alex P. Hart
Chief Executive Officer and President