SK Telecom’s Two-Year Malware Drama: 26 Million IMSIs Exposed, But Zero Cloning Reported!
SK Telecom’s data breach was more of a marathon than a sprint, with malware going incognito for nearly two years. The attack leaked 26.69 million IMSI units. In response, SK Telecom is rolling out security upgrades and promising free USIM replacements. Because nothing says “we care” like a brand-new SIM card!

Hot Take:
SK Telecom’s latest data breach saga reads like a suspense thriller meets comedy of errors. For nearly two years, malware was lurking in their system like a ninja with a PhD in stealth, compromising millions of users’ data. But don’t worry, SK Telecom is now rolling out the red carpet for security upgrades and customer trust-building exercises. Who knew corporate mea culpas could be so entertaining? Grab your popcorn, because this is just the beginning of SK Telecom’s cybersecurity epic!
Key Points:
- SK Telecom revealed a breach that stayed hidden for almost two years, leaking 26.69 million IMSI units.
- Approximately 9.82 GB of USIM data was compromised, affecting millions of customers.
- SK Telecom temporarily halted new subscriber sign-ups and initiated SIM card replacements.
- They introduced a fraud detection system with triple-factor authentication to enhance security.
- The breach is seen as a national security concern, with potential links to Chinese hacking groups.