U.S.strategies open the door to cyber warfare The United States is preparing for the next generation of war,one that will not be fought on traditional theatersland,sea and air-but in thew orld of computers and information networks:cyberspace. U.S.strategies open the door to cyber warfare The United States is preparing for the next generation of war, one that will not be fought on traditional theatersland, sea and air-but in the orw of computers and information networks: cyberspace.