U.S. penetrated North Korean networks years ago – New York Times

The U.S. National Security Agency began tapping into North Korean computer networks in 2010, an effort that ultimately helped provide evidence to persuade the Obama administration that Pyongyang was behind the cyber attack on Sony Pictures, the New York Times reported on Sunday. Citing former U.S

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South Korea nuclear operator says cyberattacks continue, reactors safe

By Meeyoung Cho SEOUL (Reuters) – South Korea’s nuclear power operator said on Sunday that cyberattacks on non-critical operations at the company’s headquarters are continuing but the country’s nuclear power plants are operating safely and are secure from attack. Korea Hydro & Nuclear Power Co Ltd has been intensifying its cyber security, President and CEO Cho Seok said.

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South Korea seeks China’s cooperation in probe into cyberattack on nuclear operator

By Meeyoung Cho SEOUL (Reuters) – South Korea is seeking the cooperation of Chinese authorities in a probe into a cyberattack on its nuclear power plant operator after tracing multiple Internet addresses involved to a northeastern Chinese city near North Korea, a prosecution official said on Wednesday. The location of the Internet addresses, which were used to connect to networks in South Korea for the attacks, did not prove the source of the hack was either China or North Korea, said the official, who spoke on condition of anonymity. …

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South Korea steps up cyber security at nuclear plants

By Jack Kim and Meeyoung Cho SEOUL (Reuters) – South Korea boosted cyber security at the country's nuclear power plants on Tuesday following what President Park Geun-hye described as a series “grave” data leaks, and prosecutors said they were investigating a new online threat. Korea Hydro and Nuclear Power Co Ltd (KHNP), which runs South Korea's 23 nuclear power reactors, said on Monday its computer systems had been hacked, raising alarm in a country that is still technically at war with North Korea. …

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China says reports it helped cut off North Korea’s Internet ‘irresponsible’

BEIJING (Reuters) – Reports that China was involved in cutting off North Korea’s Internet are “irresponsible”, China’s Foreign Ministry said on Tuesday. Ministry spokeswoman Hua Chunying made the remarks at a daily news briefing.

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U.S. says consulting UK, Australia, New Zealand on North Korea hack response

By Julia Edwards Honolulu (Reuters) – The Obama administration is consulting the UK, Australia and New Zealand, among other countries in hopes of organizing an international response to the cyberattack on Sony Pictures that it has pinned on North Korea, an administration official told Reuters on Saturday. The U.S

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