Harold Koh

State Department legal adviser Harold Koh testifies before the Senate Foreign Relations Committee about the War Powers Act on June 28, 2011 in Washington, D.C. (credit: Chip Somodevilla/Getty Images)

State Department Lawyer: Cyberattacks Against US Could Be Seen As Act Of War

A top State Department lawyer warns that the use of cyberattacks against the United States could be seen as an act of war.