Safety Concerns Arise in Cyberspace.

• Position: Brief Article

Over the past year, Russian hackers have been invading the computer systems of the U.S. Departments of Defense and Energy, military contractors, and leading American universities. Their aim is information on classified naval codes and missile-guidance systems. The system invasion, referred to as "Moonlight Maze," is considered the most potentially damaging breach of American computer security ever, and it has prompted the Department of Defense to order all of its employees to change their computer passwords. The intrusions began at a low level of access in January, and the hackers (who were...