One has to wonder what legal frauds, asset grabs, and impersonations have transpired that were never discovered. Some perspective on this is the story of Alves dos Reis ( https://en.wikipedia.org/wiki/Alves_dos_Reis ) who in 1924 stole ~1% of Portugal's GDP in bank notes printed under forged orders. The scheme may have never been uncovered had Reis succeeded in maintaining a controlling interest in the Bank of Portug…
Different people would be arrested, show up to court, or enter the prison. Impossible for organizations downstream to detect or assume a switch had happened.