South Korea’s KT admits data breach


KT Corp has become the second South Korean mobile operator this year to report a cybersecurity breach to the country’s data protection authorities, with the operator confirming on Thursday that 5,561 customers may have had their subscriber data stolen by hackers.

While the reported breach is nowhere near the magnitude of SK Telecom’s disastrous data breach, which affected more than 23 million customers and has led to the imposition of financial penalties on SKT, KT’s cybersecurity incident will weigh heavily on the country’s mobile sector and have the nation wondering if the country’s telcos can be trusted to protect their

Read more…
Source: Telecom TV News


Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox


Related:

  • Seoul’s spy agency accuses China of major cyber attacks

    January 24, 2024

    South Korean spy agency on Wednesday reported a significant uptick in attempts of cyber attacks by foreign sources last year, waged mainly by North Korea and China. Chinese attacks tended to inflict more severe damage than North Korean ones, despite the latter being more frequent. The National Intelligence Service said cyber attacks against the public sector ...

  • U.S., South Korea, Japan to step up actions on North Korea cyber threats

    December 9, 2023

    The United States, South Korea and Japan agreed new initiatives on Saturday to respond to North Korea’s threats in cyberspace, including cryptocurrency abuses and space launches, White House National Security Adviser Jake Sullivan said. The three countries’ national security advisers met in Seoul as Pyongyang warned that it would deploy more spy satellites. Read more… Source: MSN News  

  • NATO deepens cyber coalition with Asian partners

    December 1, 2023

    NATO countries wrapped up one their signature cybersecurity exercises in Estonia this week, welcoming South Korea and Japan to the proceedings as alliance officials seek like-minded governments to harden their collective virtual defenses. The Cyber Coalition 2023 event in the country’s capital of Tallinn focused on sharing threat intelligence and responding to attack scenarios on virtual ...

  • Cyber attack hits South Korean government institution, $135,000 lost

    July 16, 2023

    According to Korean media reports, the Institute for Startup Promotion, operating under the Ministry of SMEs and Startups, transferred 175 million won (135,000 USD) to an overseas criminal group after being tricked by a sophisticated e-mail phishing scheme. The unfortunate event serves as a stern reminder of the increasing need for enhanced cybersecurity measures in both ...

  • North Korean hackers breached major hospital in Seoul to steal data

    May 10, 2023

    The Korean National Police Agency (KNPA) warned that North Korean hackers had breached the network of one of the country’s largest hospitals, Seoul National University Hospital (SNUH), to steal sensitive medical information and personal details. The incident occurred between May and June 2021, and the police conducted an analytical investigation during the past two years to ...

  • APT43: North Korean Group Uses Cybercrime to Fund Espionage Operations

    March 28, 2023

    Mandiant researchers released a report on APT43, a prolific threat actor operating on behalf of the North Korean regime that they have observed engaging in cybercrime as a way to fund their espionage operations. According to Mandiant they track tons of activity throughout the year, but don’t always have enough evidence to attribute it to a ...