New infosec products of the week: July 17, 2026

Here’s a look at the most interesting products from the past week, featuring releases from Cloudflare, Lineation.ai, Nudge Security, and Polygraf AI. Polygraf AI Meeting Guard delivers real-time deepfake detection for enterprise meetings Polygraf AI has announced Meeting Guard, a real-time AI fraud detection solution for enterprise meetings built to detect fraud and protect meeting security. It joins virtual meetings as a visible participant and delivers near-real-time security analysis to every