South Korea’s largest crypto exchange, Upbit, has announced it will increase the proportion of user assets stored in cold wallets (offline) to 99%, reducing the hot wallet proportion to 0%, following the theft of 44.5 billion KRW from its hot wallet by hackers. The wallet system adjustment has been completed, exceeding South Korea’s regulatory requirement of 80% cold storage. https://t.co/gwNHEYnYur ...

Crypto exchange BigONE hacked for over $27 million in hot wallet exploit https://t.co/4Ti28gu00r ...