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First demonstration of quantum teleportation over busy Internet cables (news.northwestern.edu)

submitted 4 days ago by Joker@sh.itjust.works to c/technology@lemmy.world

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Advance opens door for secure quantum applications without specialized infrastructure

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[–] Maxxie@lemmy.blahaj.zone 4 points 2 days ago

M cannot replicate the particle after they read it, so A and B will detect M's attempt when they compare results.

The same as classical one-way encryption, it only works through authenticated channel tho. It's not magic, you have to have some kind of pre-existing secret or rely on third-party authentication