Defcon's coolest anti-surveillance tools: From Flock camera detectors to Stingray sniffers

The coolest anti-surveillance tools at Defcon [video]

At DEF CON, hackers showcased DIY tools to fight surveillance: Colonel Panic detects Flock cameras, EFF's Rayhunter spots Stingrays, the Biscuit Ultra blocks tracking, and Meshtastic devices enable off-grid comms. Naomi Brockwell TV explores these community-built privacy defenses.