The White House said today, American tech giants Microsoft<br/>and Facebook acted recently on their own to disrupt the activities of North Korean hackers and prevent the operational execution of ongoing cyberattacks in the US. <br/><br/><br/>White House Homeland Security Advisor Tom Bossert said, US President Donald Trump had rallied allies and responsible tech companies around the world to increase the security and resilience of the Internet. <br/><br/>He said, Cooperation between industry and good governments will bring improved security. Bossert said, North Korea has done everything wrong as an actor on the global stage that a country can do.