In the same spirit and format of OP's link, I also enjoy Thompson's paper "Reflections on Trusting Trust." It's so dead simple yet was an ah-ha moment for me.

In the same spirit and format of OP's link, I also enjoy Thompson's paper "Reflections on Trusting Trust." It's so dead simple yet was an ah-ha moment for me. Materials like this are the reason why I love security and cryptography (despite never had the chance to work on cryptography full-time). For anyone who is interested in understanding basic ideas of cryptography, Art of the Problem also has an excellent playlist (Gambling with Secrets, Randomized algorithms) on Youtube: https://www.youtube.com/user/ArtOfTheProblem/playlists https://www.youtube.com/user/ArtOfTheProblem/playlists Art of the Problem is probably the transformative channel that made me see how and why Youtube is an excellent tool to learn.