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posted by martyb on Sunday January 21 2018, @09:02PM   Printer-friendly
from the I-do-NOT-see-what-you-did-there dept.

It looked like just another conference call. A panel of suited men sat at a table, large white name tags and water bottles before them. The man in the center, illuminated by fluorescent lights, spoke to a camera in front of him.

[...] The mics, cameras, and screens made for a seemingly ordinary—maybe even boring—meeting-by-telepresence. But behind the scenes, physicists were encrypting the videostream using arguably the most secure technology in existence. Bai and his colleagues were participating on the first-ever intercontinental, quantum-encrypted video conference.

And on Friday, the Chinese and Austrian researchers who engineered the call published how they did it in Physical Review Letters. Led by physicist Jian-Wei Pan of the University of Science and Technology of China, the team relied on networks of optical fiber, a handful of encryption algorithms, and a $100 million satellite that China launched in 2016—the only one specifically designed for quantum cryptography. "They've demonstrated a full infrastructure," says Caleb Christensen, the chief scientist at MagiQ Technologies, which makes quantum cryptography systems that connect a small number of users. "They've connected all the links. Nobody's done that with [quantum encryption] ever."

Story at: Wired


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  • (Score: 2, Insightful) by Anonymous Coward on Sunday January 21 2018, @09:37PM (2 children)

    by Anonymous Coward on Sunday January 21 2018, @09:37PM (#625814)

    Meanwhile in the US and Australia, politicians call on the weakening of encryption so the "good guys" can catch the "bad guys".

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  • (Score: 3, Interesting) by MostCynical on Sunday January 21 2018, @09:50PM (1 child)

    by MostCynical (2589) on Sunday January 21 2018, @09:50PM (#625823) Journal

    No, no - they want *strong* encryption..
    With backdoors, just for them.

    http://webpolicy.org/2015/05/12/we-support-strong-encryption/ [webpolicy.org]

    --
    "I guess once you start doubting, there's no end to it." -Batou, Ghost in the Shell: Stand Alone Complex
    • (Score: 0) by Anonymous Coward on Monday January 22 2018, @03:24PM

      by Anonymous Coward on Monday January 22 2018, @03:24PM (#626097)

      Can they have unicorn ponies as well?