This is an old picture that I made for a 2010 JBoss World security presentation. It came in handy not so long ago when I was explaining the SSL Handshake to someone.
Read next:
Cyclic Groups: The Mathematical Engine Behind Modern Cryptography
At first glance, cryptography can seem like magic. A website proves your identity without revealing your password. A cryptocurrency transaction is signed without exposing a private key. A digital signature can be verified by anyone, but only created by the owner.
The Enterprise Architecture Chronicles
This page contains links to all the stories in this series.