There is warfare, and there is cyberwarfare. In today's technologically-driven world, governments, and even terrorist groups and hacktivists, engage in cyberwarfare to attack or disrupt the operations of other nations and organizations. Recent revelations about cyberattacks that threatened individual and national security have caused ripples of concern and outrage, but tend to die down quickly. How safe are we, and do we take security for granted? This resource offers a diverse selection of viewpoints from the top voices in the field to enlighten readers about warfare in the Information Age.