I did a search with regards to creating your own cryptocurrency and I saw a course that is quite cheap if you are really interested in it. It's in Udemy so I believe it's a great source.
Build a Blockchain and a Cryptocurrency from ScratchIt has great reviews upon checking. 4.6 stars with over 2k reviews with 16k students. It's probably a start for you.
Thanks, man! This is a great reference. Going to check it now.