Enigma machine
ProductMentioned in 2 videos
Cipher device used by the Nazis; cracked to aid the Allied war effort.
Videos Mentioning Enigma machine

A brief history of programming...
Fireship
Cipher device used by the Nazis; cracked to aid the Allied war effort.

Ep. 225: Should I Become A Thriller Writer? (w/ J.T. Ellison)
Cal Newport
A cryptography device whose code was broken by Polish code-breakers, with Turing building an advanced version of their machines.