[rmetzler]

I like this visual explanation of the Diffie-Hellman Key Exchange https://en.wikipedia.org/wiki/Diffie%E2%80%93Hellman_key_exc...

[fknorangesite]

Yeah I've always liked this video explaining D-H using the same paint-mixing metaphor: https://www.youtube.com/watch?v=YEBfamv-_do