I think the point is it lowers security by a factor of 2 in the exponent. Going ...

haecceity on May 19, 2021 | parent | context | favorite | on: Unveiling our new Quantum AI campus

I think the point is it lowers security by a factor of 2 in the exponent. Going from 2^64 to 2^63 lowers the amount of time to bruteforce a key by half.