The alerts, updated by the U.S. State Department as of April 7, classify destinations from Level 1 ("Exercise Normal Precautions") to Level 4 ("Do Not Travel"), with warnings often tied to issues such ...

Trump Weakens U.S. Cyberdefenses at a Moment of Rising Danger The firing of the head of the N.S.A. was only the latest move to erode fortifications against cyberattacks, especially those targeting ...