Wu Shuo learned that the U.S. Department of Justice disclosed that British citizen Tyler Robert Buchanan has pleaded guilty to participating in SMS phishing attacks from September 2021 to April 2023, infiltrating the systems of at least a dozen companies and stealing information, then bypassing two-factor authentication through SIM card hijacking and other means to gain control of victims' encrypted accounts and wallets, stealing at least 8 million U.S. dollars in crypto assets from multiple individual victims in the United States; he has been charged with conspiracy to commit wire fraud and aggravated identity theft, with a maximum federal prison sentence of 22 years, and several co-defendants in the case are still awaiting trial.