This year’s Singapore edition, held from April 21st to 24th, took place in the shadow of announcements from large tech companies that artificial-intelligence models could now outperform all but the best hackers. Anthropic’s Mythos, for example, the most prominent such model, is already said to have identified severe vulnerabilities in “every major operating system and web browser”. For most tech users, this feels like a watershed moment. For those at Black Hat, however, it is confirmation of what they have long seen coming.