
INTRODUCTION
Many people find encryption
disturbing and even scary.
After all, encryption tech-
niques have been vital military
and commercial secrets for millennia.
Movies and novels use encryption as their
plots demand, with total disregard for how
encryption works in reality. Those curious about encryption
quickly run headlong into formulas dense enough to repel
anyone without an advanced mathematical background.
All of this contributes to the air of mystery that surrounds
encryption.
Doing the actual math behind modern encryption is
admittedly quite difficult, but using the tools that do the work
for you isn’t difficult at all once you have a ...