Hello randomholder84, As already mentioned it is an open source project, feel free to improve it by applying all your knowledge in that area. I accept criticisms if they are constructive. Thanks for your suggestions.
My suggestion is you delete the codebase until you know what you are doing.
Maybe take a look at a book like https://www.manning.com/books/real-world-cryptography or https://nostarch.com/seriouscrypto