There's a twitter thread where some cryptographers speculate on the possibility. The upshot is that it doesn't seem like it will be possible: https://twitter.c

There's a twitter thread where some cryptographers speculate on the possibility. The upshot is that it doesn't seem like it will be possible: https://twitter.com/bascule/status/948725249842937857 https://twitter.com/bascule/status/948725249842937857