The invention relates to a method for the management of fluids required to operate a vehicle, remarkable in that it comprises an operation of the anodic oxidation of a solution of hydrogen peroxide (P) for the purpose of producing oxygen, water and hydrogen cations by subjecting said solution to an electric current produced by an electrical power source.The invention also relates to a device that makes it possible to implement the method.Applications: management of the fluids required to operate a vehicle in particular an aircraft.