Cyber attack on S Korea traced to China
The discovery did not erase suspicions that North Korea was to blame. An IP address can provide an important clue as to the location of an internet-connected computer but can easily be manipulated by hackers operating anywhere in the world. The investigation into Wednesday’s attack could take weeks.
Only one of the six targets, Shinhan Bank, was back online and operating regularly. It could be next week before the other companies have fully recovered.