2026 BNK Busan Bank — ARTEX-wave intrusion; 11 contract-worker records
Data compromised
Per Herald Business / FSI sector reporting: information on 11 contract workers. Customer internet banking not the entry path described for the wave.
Technical writeup
Verified via Korea Financial Security Institute / Herald Business reporting (3 Oct 2026): BNK Busan Bank reported 11 contract workers’ information exposed in the same ARTEX-tooling wave as Shinhan/KB/Hana. companyConfirmed true (institution-reported); recordsAffected 11.
Root cause
External intrusion tied to late-Sep Korean finance wave; FSI/Herald report 11 contract workers’ information exposed (employee/partner-facing systems)