SlowMist released a blockchain and anti-money laundering report for 2023. According to blockchain event records, a total of 464 security incidents occurred in 2023, resulting in a loss of up to 2.486 billion US dollars. Compared with 2022, the losses decreased by 34.31%. In 2022, there were 303 accidents with losses of about 3.777 billion US dollars. In 2023, DeFi became the most vulnerable area in the blockchain security field. In 282 incidents, DeFi accounted for 60.77% of the total violations, but the losses decreased to 773 million US dollars, a decrease of 62.73% compared to the 2.075 billion US dollars in losses in 183 incidents in 2022. 117 Rug Pulls cases have been reported, with losses exceeding 83 million US dollars. The Base ecosystem suffered the most severe blow, losing 32.5 million US dollars, followed by BSC, which lost 23.05 million US dollars.