RICOCHET Anti-Cheat brings a broad enhancement to the security to Call of Duty: Modern Warfare II, Call of Duty: Vanguard, and Call of Duty: Warzone. As part of this multi-faceted anti-cheat security initiative is a new kernel-level driver on PC, currently live for Modern Warfare III, Modern Warfare II, Vanguard, and Warzone. The new initiative allows for rapid iteration to combat a sophisticated and evolving problem.