According to BlockBeats, PeckShieldAlert said that there were more than 600 major hacker attacks in the cryptocurrency field in 2023, resulting in a loss of approximately US$26.1 billion, and US$6.749 billion has been recovered. Among them, US$15.1 billion was lost due to hacker attacks (excluding unauthorized withdrawals from Multichain) and US$11 billion was lost due to fraud. This figure is down 27.78% from 2022. However, DeFi protocols remain the main target, accounting for 67% of the total value stolen.