Quais são as melhores Exchanges brasileiras?

As a cryptocurrency enthusiast and investor, I'm curious to know which Brazilian exchanges are considered the best in the market. With the rapidly evolving landscape of digital assets, it's essential to have reliable and secure platforms for trading. Could you elaborate on some of the key factors that determine the quality of a Brazilian crypto exchange? Factors like user-friendliness, security measures, supported cryptocurrencies, trading fees, and customer support are all crucial in my decision-making process. Additionally, I'd like to know if there are any specific Brazilian exchanges that stand out in terms of their reputation and reliability.