Too Long; Didn't Read
Cryptocurrency trading is a fairly young market and there are a lot of gray areas one needs to be aware before jumping into it. Trading on cryptocurrency exchanges is done against various pairs, unlike capital markets where it's done against national currency (fiat currency) Every trade generates a taxable event, so that it makes your life easy when it comes to taxes. You should be able to export to CSV or fetch your trades via API. This will ensure you know what you are playing with and how much is the price paid.