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outagemedium9/15/2026

Second ransomware attack in two months disrupts South Korea’s Yes24

Yes24

Yes24 said it restored services after a ransomware attack knocked its website and mobile app offline for several hours on Monday. The company said this was its second such incident in less than two months.

South Korea’s largest ticketing and online book retailer, Yes24, reported that a ransomware attack caused its website and mobile app to go offline for several hours. The company restored services after the disruption. Reporting also noted that this was Yes24’s second ransomware incident in less than two months, making it a newly reported recurrence rather than an old summary. The incident appears to have affected online ticketing and retail services, but the available result does not specify the scope of data exposure.

Tags

#ransomware#ticketing#retail#service disruption

Last updated: September 17, 2026