Become a Certified Krav Maga Instructor and Grow Your School. Add Krav Maga classes your school. 100% online course and exam. Increase your revenue with new students. Internationally accredited certification. Instead of quickly becoming an instructor after a week-long event, the GMAU Krav Instructor Certification will challenge you through an extensive and complete course of study. You will learn, then apply, discuss, interact, and receive graded feedback directly from your instructor.