Real criminals, fake victims: how chatbots are being deployed in the global fight against phone scammers

A scammer calls, and asks for a passcode. Malcolm, an elderly man with an English accent, is confused. "What's this business you're talking about?" Malcolm asks. This time, Ibrahim, a cooperative and polite man with an Egyptian accent, picks up. "Frankly, I am not too sure I can recall buying anything recently," he tells the hopeful con artist.