The heads of five major commercial banks faced scrutiny at a National Assembly audit Monday over a series of recent artificial intelligence (AI)-assisted cyberattacks, with lawmakers raising concerns about cybersecurity and internal controls. KB Kookmin Bank CEO Lee Hwan-ju, Shinhan Bank CEO Jung Sang-hyuk, Hana Bank CEO Lee Ho-seoung, Woori Bank CEO Jung Jin-wan and NH NongHyup Bank CEO Kang Tae-young were summoned as witnesses to the parliamentary audit of the Financial Supervisory Service (FSS). It was the first time since October 2022 that the heads of all five lenders had been called to testify at the same audit. "I sincerely apologize to our customers and the public for the concern caused by a security incident at a financial institution built on trust," KB Kookmin Bank CEO Lee Hwan-ju said. "We will make every effort to prevent a recurrence by securing sufficient budgets and personnel and strengthening our security systems against AI-powered cyberattacks." Hana Bank CEO Lee Ho-seoung said the lender would "increase its cybersecurity budget and workforce and adopt AI-based security