EXHIBIT 32 In connection with the Quarterly Report of Security Devices International Inc. (the "Company") on Form 10-QSB for the period ending February 28, 2007 as filed with the Securities and Exchange Commission (the "Report"), Sheldon Kales, the President of the Company, and Rakesh Malhotra, the Principal Financial 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 to the best of their knowledge: (1) The Report 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 the Report fairly presents, in all material respects the financial condition and results of the Company. April 10, 2007 By: /s/ Sheldon Kales -------------------------------- Sheldon Kales, President April 16, 2007 By: /s/ Rakesh Malhotra -------------------------------- Rakesh Malhotra, Principal Financial Officer