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Computing a secret, unbreakable key

What once took months by some of the world's leading scientists can now be done in seconds by undergraduate students thanks to software developed at the University of Waterloo's Institute for Quantum Computing, paving the ...

Quantum cryptography: Keeping your secrets secret

An article in Nature reviewing developments in quantum cryptography describes how we can keep our secrets secret even when faced with the double challenge of mistrust and manipulation.

PUFFIN offers graphics card breakthrough versus break-in

(Phys.org)—The PUFFIN Project has come up with research that suggests GPU manufacturing processes leave each product with a unique kind of fingerprint. PUFFIN stands for physically unclonable functions found in standard ...

Your fat may help you heal

It frequently happens in science that what you throw away turns out to be most valuable. It happened to Deepak Nagrath, but not for long.

To Arctic animals, time of day really doesn't matter

In the far northern reaches of the Arctic, day versus night often doesn't mean a whole lot. During parts of the year, the sun does not set; at other times, it's just the opposite. A new study reported online on March 11th ...

GSM system about to be compromised

(PhysOrg.com) -- Research scientists in California and elsewhere are deliberately setting out to compromise the mobile phone system used by around three billion people. The system uses Global System for Mobile communications ...

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