Cyberattacks on key internet firm disrupt internet services

Withering cyberattacks on server farms of a key internet firm repeatedly disrupted access to major websites and online services including Twitter, Netflix and PayPal across the United States on Friday. The White House called the disruption malicious and a hacker group claimed responsibility, though its assertion couldn’t be verified.
Manchester, New Hampshire-based Dyn Inc. said its data centers were hit by three waves of distributed denial-of-service attacks, which overwhelm targeted mach