But greater dependence on networked computers and communication leaves the US more vulnerable to attack than many other countries, and cyberspace has become a major source of insecurity, because, at this stage of technological development, offense prevails over defense there.
Há quatro décadas, o Departamento de Defesa norte-americano criou a Internet; hoje, segundo a maioria dos relatos, os EUA continuam a ser o país líder, em termos de utilização militar e social.