Five months before the 9/11 attacks, US Secretary of Defense Donald Rumsfeld sent a memo to one of his advisers with an ominous message.
“Cyberwar,” read the subject line.
“Please take a look at this article,” Rumsfeld wrote, “and tell me what you think I ought to do about it. Thanks.”
Attached was a 38-page paper, published seven months prior, analyzing the consequences of society’s increasing dependence on the internet.
Source: Business Insider