EXHIBIT 99.1
CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER OR
PRINCIPAL FINANCIAL OFFICER
PURSUANT TO 18U.S.C. SECTION 1350
In connection with the accompanying Quarterly Report on Form 10-Q of Red Hat, Inc. for the three months ended November 30, 2002, I, Matthew J. Szulik, Chief Executive Officer of Red Hat, Inc., hereby certify pursuant to 18U.S.C. ss. 1350, as adopted pursuant to ss. 906 of the Sarbanes-Oxley Act of 2002, that to my knowledge:
(1) such Quarterly Report on Form 10-Q for the three months ended November 30, 2002 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
(2) the information contained in such Quarterly Report on Form 10-Q for the three months ended November 30, 2002 fairly presents, in all material respects, the financial condition and results of operations of Red Hat, Inc.
January 10, 2003
| By: | /s/ MATTHEW J. SZULIK | |
Matthew J. Szulik President and Chief Executive Officer (Officer on behalf of the Registrant) |