Cryptocurrency trading can be confusing if you are new, before you get started, here are the differences between a broker and an exchange.
source https://www.google.com/url?rct=j&sa=t&url=https://www.coinrivet.com/guide/trading-cryptocurrency-differences-between-brokers-and-exchanges/&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNFjv1b3booes2Ai0inO4qCRuUY6cw