Comment on South Africa and China establish record-breaking 12,900 km ultra-secure quantum satellite link.

• febra@lemmy.world ⁨2⁩ ⁨weeks⁩ ago

  Because you can use one time pad encryption which is theoretically unbreakable. Intercepting the photons used to generate these keys would instantly alter their state thus making them unusable.

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  • LodeMike@lemmy.today ⁨2⁩ ⁨weeks⁩ ago

    oh right one time pad.

    It really does feel like you could do this in a better way, though.

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