The FBI’s “Internet Crime Report 2023” 8 Mar 2024 | Consumer Security, Enterprise Security, Stats & Surveys, Third-Party Content, Threat Intelligence Investment fraud was once again the costliest type of crime with losses rising to $4.57 billion in 2023 The second-costliest type of crime was business e-mail compromise (BEC). Tech support scams were the third-costliest (Published March 2024).