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| Cyber attack hits South Korea websites | Cyber attack hits South Korea websites |
| (35 minutes later) | |
| South Korea has issued a cyber alert after an apparent hacking attack on government websites. | South Korea has issued a cyber alert after an apparent hacking attack on government websites. |
| The website of the presidential office was one of several official and media sites hit by an apparently co-ordinated attack on Tuesday morning, reports said. | The website of the presidential office was one of several official and media sites hit by an apparently co-ordinated attack on Tuesday morning, reports said. |
| The identity of the hackers was not known, a government statement said. | |
| The incident came on the anniversary of the start of the 1950-53 Korean War, which divided the Korean peninsula. | The incident came on the anniversary of the start of the 1950-53 Korean War, which divided the Korean peninsula. |
| "The government can confirm a cyber attack by unidentified hackers that shut down several sites including the Blue House," the Science Ministry said in a statement, referring to the presidential office. | "The government can confirm a cyber attack by unidentified hackers that shut down several sites including the Blue House," the Science Ministry said in a statement, referring to the presidential office. |
| The website for the office for Government Policy Co-ordination was also affected by the attack, as were some media servers, the ministry said. | |
| According to reports, messages praising North Korean leader Kim Jong-un and claiming that hacking collective Anonymous was responsible were left on the hacked websites. | |
| However, Anonymous denied any involvement on its official Twitter account, AFP news agency reported. | |
| In April, Anonymous said it had hacked and vandalised social networking profiles linked to North Korea as part of its Operation Free Korea. | |
| On 20 March, cyber attacks on six South Korean banks and broadcasters affected 32,000 computers and disrupted banking services. | On 20 March, cyber attacks on six South Korean banks and broadcasters affected 32,000 computers and disrupted banking services. |
| South Korea has blamed that incident - which came at a time of heightened tensions between the two Koreas following Pyongyang's nuclear test on 12 February - on North Korea. | South Korea has blamed that incident - which came at a time of heightened tensions between the two Koreas following Pyongyang's nuclear test on 12 February - on North Korea. |
| North Korea has also been blamed for previous cyber attacks in 2009 and 2011. |