This article left me more confused than enlightened. I recommend reading https://risencrypto.github.io/Monero/ https://risencrypto.github.io/Monero/ instead as

This article left me more confused than enlightened. I recommend reading https://risencrypto.github.io/Monero/ https://risencrypto.github.io/Monero/ instead as it actually explains how the cryptography fits into Monero.