Shinhan Bank

An open-source Chinese AI tool built for defensive security testing has been weaponized in attacks breaching major South Korean banks, including Shinhan Bank and KB Kookmin. Security commentators say the incident undermines claims that dual-use AI can be safely contained, and is prompting calls for an urgent overhaul of AI governance and cyber-defence practices across Asia's financial sector.

A data breach at South Korea's Shinhan Bank is being linked to the use of AI agents, suggesting that autonomous artificial intelligence tools may have been involved in hacking a major financial institution. The case is fueling debate over whether AI systems are now capable of carrying out sophisticated cyberattacks against banks, and what that means for cybersecurity defenses in Korea's financial sector.

Shinhan Bank, KB Kookmin Bank and Hana Bank, three of South Korea's largest lenders, have reportedly suffered security breaches despite holding top-tier security ratings. The incident has raised questions about how institutions with the strongest official security certifications could still be compromised, and is likely to intensify scrutiny of how bank security grades are assessed in South Korea.

A cyberattack on Shinhan Bank has compromised the personal and financial information of roughly 25,000 customers in South Korea. Authorities are investigating the intrusion, including whether attackers used advanced artificial intelligence tools to carry it out. The incident is drawing attention to cybersecurity risks in the banking sector and the potential role of AI in large-scale attacks.

IP addresses linked to the hack of Shinhan Financial also targeted Toss Bank 14 times, and the breach has now spread to South Korea's state utility KEPCO and several universities, according to reports. The widening scope suggests a coordinated campaign against major South Korean institutions rather than a single isolated attack on one bank.

Shinhan Bank has suffered a data breach affecting roughly 25,000 customers, with income and loan information exposed. Reports indicate the incident involved sensitive financial details rather than just basic contact data, raising concerns about potential misuse. The bank is expected to face scrutiny over how the information was leaked and its handling of customer data protection.

Shinhan Bank has been hit by a cyberattack in which AI tools were reportedly implicated, exposing the personal data of about 25,000 customers. The reported use of AI in the attack is drawing attention because it suggests threat actors are turning generative AI tools to offensive purposes, a concern banks and regulators have been warning about as the technology spreads.

Kookmin Bank and Hana Bank have reported customer data leaks, following a similar breach disclosed by Shinhan Bank. The escalating incidents have raised concerns about data security practices across South Korea's major commercial banks and prompted calls for stronger safeguards and regulatory scrutiny of how lenders handle customer information.

Kookmin Bank, one of South Korea's largest lenders, has reported a leak of customer data, following closely on a breach disclosed at rival Shinhan Bank. The back-to-back disclosures have raised concerns about data security practices across the country's banking sector and prompted calls for stronger safeguards for customer information. Details on how many customers were affected have not been confirmed.

Shinhan Bank, one of South Korea's largest lenders, has suffered a data breach affecting roughly 25,000 customers. The Korea Times reports the incident, which has raised concerns about the security of personal and financial information held by major banks. Details about what data was exposed and how the breach occurred have not yet been fully disclosed, and customers are being urged to stay alert to potential fraud.

South Korean lenders Shinhan Bank and KB Kookmin Bank have suffered data breaches, prompting concerns that attackers may be using artificial intelligence tools to scale and sharpen cyberattacks on financial institutions. The incidents have renewed scrutiny of cybersecurity standards at major banks and of how quickly AI capabilities are being adopted by criminal groups.