SK chairman apologizes for data breach

SK chairman apologizes for data breach

SK Group Chairman Chey Tae-won apologized Wednesday for a recent data breach at SK Telecom that may have affected the mobile carrier's approximately 25 million customers. "We have recently caused inco...

[Digital Daily Reporter Oh Byeong-hun] The National Assembly Science, Technology, Information, Broadcasting and Communications Committee (hereinafter referred to as the Science, Technology, Information, Broadcasting and Communications Committee) has decided to form its own task force (TF) in relation to the SK Telecom SIM card data leak incident. In addition, the Science, Technology, Information, Broadcasting and Communications Committee will ho…

Privacy watchdog chief signals substantial fine for SKT over data breach

Korea’s privacy regulator chief said Thursday that SK Telecom (SKT) is likely to face a substantial fine, citing the severity of the recent data breach caused by the hacking incident.

Following the leak of SK Telecom USIM (Subscriber Identification Module) information, the industry is also following the financial sector in suspending SMS (text message) authentication for SK Telecom customers. Damages may occur, such as intercepting authentication texts with a cloned USIM and changing member information.

SK chair steps in to apologise for breach

SK Group chair Chey Tae-won (pictured) followed SKT CEO Ryu Young-sang in issuing a public apology over a major data breach, as the operator was forced to stop new subscriber sign-ups to focus on replacing existing customers’ SIMs. During SKT’s daily briefing, which it started last week to issue updates on its response to the incident, Chey said the cyber breach has “caused much anxiety and inconvenience to our customers and the public”. He adde…

SK Telecom Data Breach Exposes 25M Customers’ USIM Data, Triggers Mass SIM Replacement

South Korean telecommunications giant SK Telecom experienced a significant data breach in April 2024, compromising sensitive customer information through a malware attack. The incident exposed customers’ International Mobile Subscriber Identity (IMSI) numbers, phone numbers, and 21 types of SKT management information used for USIM (Universal Subscriber Identity Module) processing. The breach represents a particularly concerning development for S…