How Lava Lamps Are Helping in the Fight Against Hackers

One timestamped relic is now helping a web security firm fend off the most skilled hackers: lava lamps. Believe it or not, the shapeshifting novelty invented in 1963 is experiencing another renaissance. Cloudflare is filming a lava lamp—along with a pendulum in London and a Geiger counter in Singapore—and then using the shots to randomly generate pixels for a “super-powered cryptographic key.” The reason for this is that lava lamps cannot be “cracked” because they follow no loop–nor are they susceptible to human pattern. Read more about the system at Wired.