Pig Butchering scams stole $3.6B from crypto investors in 2024, targeting Ethereum with 150,000 wallet addresses.Access control breaches account for 81% of crypto fraud in 2024, with North Korean hackers stealing $1.34B.Pig Butchering scams involve building close relationships with targets and tricking them into investing in fake cryptocurrency platforms.Cryptocurrency theft rose to $2.2B with 303 incidents in 2024, with hackers using mixers and poor key management.