Single-stock leveraged ETFs and ETNs tied to Samsung Electronics and SK Hynix sharpened semiconductor concentration in South Korea\'s stock market, with first-day turnover topping 10 trillion won. Regulators warned investors about amplified losses. Financial firms also stepped up responses to AI-driven cyber threats as the emergence of high-performance AI \"Mitos\" raised concerns about more sophisticated hacking, prompting authorities to review easing and possible full removal of network separation rules.

KB Kookmin Bank has introduced an electronic braille service on its internet banking platform to improve access for visually impaired customers. The service converts financial information shown on internet banking screens into electronic braille, allowing users to check numbers and charts using braille devices or braille printers. It applies to major transaction pages such as account inquiries and transfer result checks, as well as screens for issuing various certificates.