🔐 The wall is lava

October 9, 2026

That little padlock in your browser has a surprisingly groovy backup dancer.

At Cloudflare’s San Francisco office, about 100 lava lamps wobble for a camera. Their ever-changing shapes become pixel data, which the company mixes with other randomness to help generate the keys that encrypt web traffic. 

Yep, 1970s dorm decor promoted to cybersecurity department. Cloudflare uses chaotic pendulums in London. The internet is partly protected by hot wax and a physics experiment. Meanwhile, your password is still your dog’s name.

Watch the CTO explain it himself.