There is post-quantum cryptography (algorithms that are believed to be secure against quantum computers with many qubits):
https://en.wikipedia.org/wiki/Post-quantum_cryptography This could serve as the basis for new TLS cipher suites, and would not require any revision to hardware of computers nor the in the Internet's infrastructure. Jason On Sun, Dec 3, 2017 at 12:02 PM, John Clark <johnkcl...@gmail.com> wrote: > > > On Sun, Dec 3, 2017 at 9:23 AM, Bruno Marchal <marc...@ulb.ac.be> wrote: > > > >> Bitcoin, and digital money, will need quantum encryption. >> > > > There are > > quantum encryption > > protocols that even a quantum computer couldn't break, they would be as > secure as the laws of physics themselves, but unfortunately there are > severe practical problems; they're slow and they would require new > hardware. > You'd > have to rebuild the entire Internet from the ground up, and the fibre > optic lines that we use now probably wouldn't work at distances of more > than a few hundred miles, for long distances you'd probably need to use > LASER communication satellites and hope for a cloud free day at both ends. > > John K Clark > > > -- > You received this message because you are subscribed to the Google Groups > "Everything List" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to everything-list+unsubscr...@googlegroups.com. > To post to this group, send email to everything-list@googlegroups.com. > Visit this group at https://groups.google.com/group/everything-list. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to everything-list+unsubscr...@googlegroups.com. To post to this group, send email to everything-list@googlegroups.com. Visit this group at https://groups.google.com/group/everything-list. For more options, visit https://groups.google.com/d/optout.
