While SK Telecom's in-house system was hacked and some of its customers' USIM (general purpose subsc.. 매일경제
Source: GoogleNews
Source Link: https://news.google.com/rss/articles/CBMiS0FVX3lxTFBpYVJQVGRxX3oyelBBR3djMkk3M01rV2lyUUx5MUhhRzc4YTNCSVdHY1pRTVRiWUd1TjhMVXo1LU9CbklkeC1TcnpmMA?oc=5