Intro to Encryption and random

(rough notes that need expanding)

  Throughout this section I will include links to  They are meant to offer more detail so I don't have to repeat what has been done there, or for a different explanation if you "don't get it" from what I put here.  I've heard the stories that unscupulous people can put false information on Wikipedia; but that is corrected quickly because of so many poeple looking at them.  In any case there are the reference links at the bottom of the pages.

Cast of characters

  Often in explanations about cryptography names are used to help you keep track who is doing what to who better than just "A", "B" and "C".  With no political incorrectness intended, here they are:

Assumptions for the following discussion.

  Not in order yet: