Wu said that according to Arkham detection, Ethereum co-founder Vitalik Buterin transferred 80 ETH (about 300,000 US dollars) to the coin mixer Railgun at 16:24 UTC+8 today. In the past six months, Vitalik has had the habit of transferring small amounts of ETH to Railgun every month. Previously, Vitalik said that privacy is normal and using Railgun can effectively prevent malicious behavior and protect privacy.