SK Group Chairman Chey Tae-won apologised on Wednesday for a massive data leak at South Korea's largest mobile carrier, SK ...

SK Telecom Co. said Tuesday it has enrolled more than 24 million customers on its universal subscriber identity module (USIM) ...

South Korean conglomerate SK Group's chief has apologized for a data breach at its mobile-service affiliate, SK Telecom, which is still reeling from a cyber attack last month.

SK Group Chairman Chey Tae-won apologized on May 7 for a recent hacking incident at SK Telecom that compromised customer USIM ...

According to industry sources, 35,902 SK Telecom users switched to other major carriers Tuesday, following 34,132 users who switched Monday. During the same period, SKT gained only 11,991 new users.

Qualcomm reports strong sales growth UK altnets in an M&A frenzy, finds Neos Networks SK Telecom barred from signing up new mobile customers In today’s industry news roundup: Qualcomm reports ...

South Korea's largest carrier SK Telecom started on Monday to replace mobile SIM chips for its 23 million users following a data breach, prompting alarmed customers to form long queues for the ...

In today’s industry news roundup: Liberty Global pulls the plug on hunt for a new investor in NetCo but remains hopeful the network can drive much needed growth; SK Telecom promises to up its game ...

SK Telecom said Friday it will suspend new subscriber sign-ups at its retail stores starting from Monday, to expedite USIM card replacements and to enhance customer protection in the fallout of a ...

Authorities also called on SK Telecom to submit a plan to enforce SIM protection services for vulnerable groups. The ministry further requested that the company review demands raised by consumer ...