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Bank Executives Face Parliamentary Audit Over Cyberattacks

Bank Executives Face Parliamentary Audit Over Cyberattacks

First seen 18 Oct 2026, 08:37 UTC • •
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ThreatCluster AI
ThreatCluster •October 18, 2026 at 09:39 UTC
  • •Five major South Korean bank CEOs will testify at a National Assembly audit on October 19, 2026.
  • •Shinhan Bank suffered the largest data breach, affecting 25,000 customers.
  • •The audit will scrutinize cybersecurity measures and unresolved vulnerabilities.

On October 19, 2026, CEOs of five major South Korean banks will testify at a National Assembly audit due to recent cyberattacks that compromised customer and employee data. The banks affected include Shinhan, KB Kookmin, Hana, Woori, and NH NongHyup, with Shinhan Bank experiencing the most significant breach affecting 25,000 customers. The audit will focus on the banks' cybersecurity measures, vulnerability management, and executive accountability. Reports indicate that 4,770 vulnerabilities were identified in simulated hacking tests, with 109 remaining unaddressed as of August 2026. The audit will also address the banks' performance in supporting low-income finance and consumer protection. Legal advice has been sought by the banks in preparation for the audit, which is the first time all five CEOs have been summoned since 2022.

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Timeline

2026-10-08
Parliamentary audit motion approved
The National Assembly's National Policy Committee approved the motion to summon bank CEOs for the audit.
Theinvestor.Co.Kr
2026-10-19
Bank CEOs to testify
CEOs of KB Kookmin, Shinhan, Hana, Woori, and NH NongHyup banks will appear before the National Assembly for questioning.
M.Ajupress
Recent
Cybersecurity budget scrutiny
Shinhan Bank's cybersecurity budget is expected to face criticism as it allocated the least among the five banks.
Theinvestor.Co.Kr

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Common questions

What banks are involved in the audit?
The banks involved are KB Kookmin, Shinhan, Hana, Woori, and NH NongHyup.
What was the impact of the cyberattacks?
The cyberattacks exposed personal data of customers and employees, with Shinhan Bank being the most affected.
What are the unresolved vulnerabilities?
As of August 2026, 109 out of 4,770 identified vulnerabilities remained unaddressed.