Law enforcement agencies and financial authorities worldwide have issued warnings about a rise in various phone and online scams impersonating official entities. The Santa Rosa County Sheriff's Office and the Lorain County Sheriff's Office in the United States have reported multiple incidents of scammers posing as deputies or law enforcement officials. The FBI has alerted the public to fraud schemes involving impersonators of FBI employees, particularly those connected to the Internet Crime Complaint Center (IC3), with over 100 complaints received. Scammers are also pretending to be Federal Reserve officials, telecommunications providers, and local police officers such as Lt. Harris of Hutchinson PD. In Japan, the Financial Services Agency has cautioned against fraudulent trading websites masquerading as securities firms, while South Korean police have warned about scams involving impersonation of public officials and entertainment company staff, involving millions of won. In Brazil, alerts have been issued regarding scams using the name of the Federal Revenue Service. Spanish authorities in Palma have noted an increase in scams including 'child in distress' schemes, WhatsApp hacking, and impersonation of institutions like the Directorate General of Traffic (DGT) and the Ministry of Finance. French authorities have reported numerous complaints against fake trading platforms. Experts emphasize the need for heightened awareness and due diligence to protect against investment scams and fraudulent calls, advising the public not to provide personal or financial information to unsolicited callers claiming to represent official agencies.