Hackers are increasingly using AI to launch attacks on a massive scale, with email emerging as a primary target. AI can quickly aggregate personal information — such as information about co-workers, active projects, and recent travel itineraries — allowing bad actors to instantly craft convincing messages that look authentic. Last year, former Google security executives Cy Khormaee and Ryan Luo, who previously worked on developing safe browsing technology and reCAPTCHA, teamed up to launch Aegis...