13:00
2026-07-13
fortune.com
artificial-intelligence
Google’s former ‘click fraud czar’ emerges from stealth with an on-device AI shield against AI-powered phishing, deepfakes, and other scams
Shuman Ghosemajumder, Google's former 'click fraud czar,' launched Reken, an on-device AI security platform, after two years in stealth. The startup's first product, Northstar, detects phishing and de…