EXHIBIT 99.1

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 Bitstream Inc. (the “Company”) on Form 10Q for the period ended September 30, 2002 as filed with the Securities and Exchange on the date hereof (the “Report”), each of the undersigned, in the capacities and on the dates indicated below, hereby certifies pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that to his or her knowledge:

1.The Report complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2.The information contained in the Report fairly presents, in all material respects, the financial condition and results of operation of the Company.

SIGNATURE	TITLE	DATE
/s/ Charles Ying	Chief Executive Officer	November 12, 2002
Charles Ying
/s/ Anna M. Chagnon	President, Chief Operating Officer, Chief Financial Officer and General Counsel (Principal Financial Officer)	November 12, 2002
Anna M. Chagnon