Brazil’s new fraud-prevention rules require cryptocurrency exchanges to delay some overseas transfers by 24 hours. The hold applies to transfers exceeding $10,000, whether that means a sole transaction or multiple transfers in one day. The hold is temporary, with exchanges able to release a transfer before 24 hours if they find no signs of wrongdoing, the report added. In the end, that report added, crypto fraud isn’t just about code but about psychology — FOMO (fear of missing out), trust and greed. “The crypto world is not done evolving, and neither are the scams,” PYMNTS added.