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The Lava Lamps That Help Keep The Internet Secure

In this recent video, Tom Scott visits Cloudfare’s SF headquarters and checks out their wall of lava lamps, which aren’t only for decoration.

At the headquarters of Cloudflare, in San Francisco, there’s a wall of lava lamps: the Entropy Wall. They’re used to generate random numbers and keep a good bit of the internet secure: here’s how.

Thanks to the team at Cloudflare – this is not a sponsored video, they just had interesting lava lamps!

Read more.


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