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Physics

Encrypt your data with random quantum weirdness

By Leah Crane

11 April 2018

New 女生小视频. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

How can we be sure random numbers are truly random?

Thomas M. Scheer / EyeEm

No random number generator you鈥檝e ever used is truly, provably random – but this one is. Researchers have used an experiment developed to test quantum mechanics to generate demonstrably random numbers, which could come in handy for encryption.

鈥淲ith standard random number generators, there鈥檚 no real way to put a certificate of randomness on it,鈥 says at the US National Institute of Standards and Technology in Boulder, Colorado. 鈥淲ith this one, it鈥檚 guaranteed to be random by the laws of physics.鈥…

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