EX-23.1 3 0003.txt CONSENT OF ANTON CAMPION MACDONALD OYLER Exhibit 23.1 INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in this Registration Statement of Certicom Corp. on Form S-8 of our report dated June 13, 2000 appearing in the Annual Report on Form 10-K of Certicom Corp. for the year ended April 30, 2000. DELOITTE & TOUCHE LLP Chartered Accountants Toronto, Canada December 21, 2000