According to CoinMeta, on the morning of October 28th, the National Investigation Bureau of the Korean Police Agency initiated a preliminary investigation into hacker incidents involving securities companies and cryptocurrency exchanges, which is being handled by the team responsible for serial hacker cases in the financial industry. Recently, information from 38,500 clients of Daeshin Securities was leaked, and it has been confirmed that employee information from Bithumb has also been compromised. In the future, information from some business systems of asset management companies may be exposed as well. Previously, 16 financial institutions, including KB the National Bank of Korea, were targeted by hackers, resulting in the leakage of approximately 100,000 pieces of personal information. The police will investigate whether there is any connection between these cases.