Today, large Japanese cryptocurrency exchange DMM Bitcoin reported a significant security breach resulting in the loss of 4,502.9 BTC, currently valued at over $300 million. The incident occurred at approximately 1:26 p.m. and involved unauthorized access to the exchange’s wallet.

In an official statement, DMM Bitcoin said that measures have been taken to prevent further unauthorized access by imposing restrictions on certain services in attempt to enhance security. These restrictions include suspending new account openings, processing cryptocurrency withdrawals, and accepting new buying orders for spot trading. However, existing limit orders and withdrawals of Japanese Yen may experience…

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