KT kept security level at 5 for three days after detecting hacking, raising it to 1 only on Sept. 8 - CHOSUNBIZ Chosun Biz
Source: GoogleNews
Source Link: https://news.google.com/rss/articles/CBMiekFVX3lxTFBZcW9CSWRqVk1udThUUzB2eFJyS3pfQ2x5N3BDY1ljUHVmNHhlVEpuMmdWazF0bWdydnFZQjdsZ2g0ZUVOclZqZXVDLURXWGk0dDdYRm1oTG9GcU4yTE5ZUmFBZHJ0V1lkSWhYemFZZjFjb2lkdzFhMzJB0gGOAUFVX3lxTE9EOUF5bTVqWXkwQ21COWJYQWIzQXFzai1zelIzS1gtVE51Ui1GN1o4YWFCNWZiUFRvR2M0bC0zOWRQQWhJZTg2Ym9DTTk4Q2xEVU04X1FUOTUtanpRT0RQMmpIVktTOUFlMTJGY0FTN0VXd3lMNjJIa1lyVmxfdFhVMU9UVW9HMDh2RmtDa0E?oc=5