Defensive Firearms Instruction (DFI) is a State of Oregon authorized provider of in-person trainings and courses professionally led by certified instructors in the following areas: Security (DPSST, Baton, Handcuff, Pepper Spray, and Taser), Firearms (Pistol, Shotgun, Carbine, and Rifle), Concealed Handgun License (CHL) Safety Training, and CPR/First Aid