Decades: 550s BC - 540s BC - 530s BC - 520s BC - 510s BC - 500s BC - 490s BC - 480s BC - 470s BC - 460s BC - 450s BC
Significant People
... can be used by the criminal as a means of preventing enforcement of laws against fraud and other wrongdoing. Since DRM is unlikely to be so used by individuals, only ...