Seoul officials suspect North Korea's involvement in cyber attack, although exact source is not yet known.
Asian markets pick up from the previous session's slump as investors await the Cypriot parliament's decision.
China's arms exports surge 162 percent between 2008 and 2012 from previous five-year period, says SIPRI.
China setting up bullet train network between Dandong and Hunchun, apart from other projects.
US Defence Secretary Chuck Hagel confirms that 14 more surface-to-air missiles will be deployed on west coast.
North Korea has launched a fresh military test-firing into the Sea of Japan as it flexes its military muscles during joint US-South Korean military exercises.
Bayern Munich, Tottenham and Arsenal are all believed to be interested in signing South Korean striker Heung-min Son.
Asian markets reverse losses as better-than-expected US employment data underscore economic recovery hopes.
South Korea's economy faces downside risks as it struggles with the external market conditions and yen's weakness.
Markets open lower following weak Asian performance, ahead of Italy's debt sale.
South Korean government is planning to boost its lagging economy with stimulus measures, according to a report.
US-South Korea joint military exercise underway amid high tensions in Korean peninsula.
North Korea's mouthpiece Rodong Sinmun says nuclear weapons also in readiness.
North Korea rejects UN resolution saying it has been engineered by US.
North Korea puts ballistic missile with nuclear warhead on standby and abandons peace pacts while South Korea calls emergency meeting.
Most markets across the region trade lower, although Nikkei hits record high on yen weakness.
Tensions high in Korean peninsula after new sanctions proposal and North Korea threat.
Fragile armistice technically prevents North Korea and US resuming the war.
China and US reach tentative agreement over fresh sanctions on North Korea.
South Korea's inflation rate falls on weak domestic consumption and strong currency.
Apple suffers another setback in its legal battle with Samsung with a reduction in $1bn damages awarded in 2012.
Markets remain mixed as official and private sector China manufacturing surveys indicate slower growth in February.