When is a cyber attack an act of war? We don’t know, warns ex-Obama adviser

As warfare becomes increasingly digital, countries are facing a major problem: It’s hard to define when a cyberattack constitutes an act of war. Avril Haines, a former deputy national security adviser during the Obama administration, said today that while there are established norms around what counts as a physical act of war, those same metrics don’t exist for digital attacks.
“In the conventional world, we have a long history of rules that tell us when another country has use