On Friday, December 6, 2019, 09:48:54 PM PST, jim bell
   <jdb10987@yahoo.com> wrote:
>[1]https://www.popularmechanics.com/science/math/a30149512/longest-encryption-e
ver-cracked/

   "Even this giant number, with a cryptographic key 795 bits long, is
   just over a third of the 2048-bit encryption most computers use. "
   As I recall, the first version of PGP allowed keys of up to 1024 bits.
                 Jim Bell

References

   1. https://www.popularmechanics.com/science/math/a30149512/longest-encryption-ever-cracked/