SK Telecom security incident history
Hacking, data breaches and other security incidents involving SK Telecom, with related coverage.
SK Shieldus hack leaks SK Telecom security documents
↳ Knock-on damage from the SK Shieldus incident · View original incidentImpact: Security documents leaked
SK Telecom's security documents were leaked through the SK Shieldus hack. The damage from the hack at SK Shieldus spread to SK Telecom.
Read on 디일렉 ↗SK Telecom hack exposes personal and SIM data of 23.24 million people
23.2MImpact: Personal information and SIM data of 23.24 million people exposed
SK Telecom suffered a hack that exposed personal information, including SIM data, with 23.24 million people confirmed affected. Following the incident, SIM replacements and checks for personal data exposure began, and SK Telecom urged caution over spam and smishing exploiting the incident. The company was fined KRW 134.8 billion over the personal data breach and subsequently received an insurance payout.
Related reports: 466 · last report →SK Telecom acquittal upheld in e-prescription data leak case
An acquittal was finalized in the case over alleged personal data leaks from SK Telecom's electronic prescription service. The Supreme Court upheld the acquittal in the case.
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