The qilin ransomware group listed sk.com on its data leak site on 2025-04-10. Country: KR Sector: Technology Domains named: sk.com Claim as published on the leak site: Over 1 TB of files downloaded from their servers . Company has 48 hours to contact us before we publish the data . In the U.S., SK is investing in businesses and expanding our local operations in electric vehicle batteries, life sciences, tec ...