My primary takeaway from the cryptography course I took was a good understanding of why I shouldn't try to roll my own crypto, but a lot of that came down to th

My primary takeaway from the cryptography course I took was a good understanding of why I shouldn't try to roll my own crypto, but a lot of that came down to the course design. Mine spent significantly more time on covering how various cryptography schemes were broken than on how to implement things, and a course which was the other way around could easily inspire false confidence.