So far in 2023, hackers have stealed $ 119 million of cryptocurrencies in 19 illegal incidents, including data from MT.GOX cryptocurrency exchanges from February 18, 2011 to February 18, 2011. The largest DEFI hacker attack so far this year is Bonqdao in February, stealing about $ 88 million in cryptocurrencies from the agreement. The second largest attack related to DEFI occurred on the Platypus Finance protocol, and the Lightning Loan attack in February caused stable currency to decoupling, and users lost about $ 9 million in funds.