The Masonite Performance Door System with M-Protect Multipoint Security Lock is an exterior door system that offers homeowners protection, with four times more impact resistance than standard deadbolt locks. It is compatible with a wide array of handlesets and off-the-shelf hardware including electronic deadbolts from many brands. M-Protect serves as a security enhancement to the Masonite Performance Door System. The system is an option available with all Masonite exterior fiberglass doors.