EX-23 4 ex23.txt Consent of Independent Auditors We consent to the incorporation by reference in this Registration Statement on Form S-8 pertaining to The Unisys Corporation 2002 Stock Option Plan of our report dated January 21, 2003 with respect to the consolidated financial statements of Unisys Corporation incorporated by reference in its Annual Report on Form 10-K for the year ended December 31, 2002 and the related financial statement schedule included therein, filed with the Securities and Exchange Commission. /s/ Ernst & Young LLP Philadelphia, Pennsylvania February 14, 2003