According to Yonhap News Agency, the North Korean hacker group Lazarus Group laundered more than US$900 million (approximately 1.2 trillion won) in cryptocurrency money through cross-chain bridges in the past year, accounting for the total amount of money laundered through cross-chain bridges in the past year (7 billion approximately one-seventh of the U.S. dollar). Previously, the U.S. Treasury Department sanctioned Tornado…