What might happen if some of the world’s most proficient hackers targeted some of the biggest tech names at the same time? That’s what we are finding out as the Pwn2Own Vancouver 2023 hacking competition kicked off yesterday, and some tech titans fell to some serious zero-day security exploit action. Over the course of just this one day, 22 March, Apple macOS, Microsoft Windows 11, Microsoft SharePoint, Ubuntu Desktop, Tesla Gateway, Adobe Reader, and Oracle VirtualBox all fell at the hands of these elite hackers.