24 Sep
2017
24 Sep
'17
10:25 p.m.
On 8/4/17, jim bell <jdb10987@yahoo.com> wrote:
"Vernam cipher"
YES! That is the cipher. I can't believe I forgot the name of it. Geez, I'm just re-realizing all of my undergrad training. AFAICT, it is UNBREAKABLE if the keysize is at least half the size of your plaintext. Marxos