Here is a lightning talk I have recorded recently. I did it internally at Alfresco for an Engineering meeting but I think is good idea to share it and take advantage of the coming new season of Game of Thrones 😉
You have links and resources also available below the video.
If you want to use the ppt for your own use you can download it from here in my GitHub:
https://github.com/toniblyx/10-security-concepts-with-got
All references and recommended reads about the subject are here:
https://danielmiessler.com/study/encoding-encryption-hashing-obfuscation/