Mirae Asset Life Insurance breach leaks customer personal and credit information in South Korea

Mirae Asset Life Insurance confirmed early on Monday, October 26, 2026 that personal and credit information had leaked from its customer insurance application and subscription system and parts of its website, the insurance sector's first reported hacking related leak in the wave of attacks on South Korean financial institutions since late September. The company said it detected unusual activity in some of its systems on Sunday, October 25, blocked the internet protocol addresses used in the attack, activated a company wide emergency response, and temporarily shut its website.

The number of affected customers and the exact types of information exposed are still under investigation with external cybersecurity specialists, so no affected count is published yet and no figure is counted in the records exposed total on this page. The company apologized to customers and said it is working to minimize the impact of the breach.

Sources: Aju Press; JKN, reporting Yonhap