How can I securely exchange cryptocurrencies?

I use online exchanges for cryptocurrencies. This is the easiest, fastest and most convenient way. You can choose an exchanger very quickly using BestChange. This is a free Internet-service intended to help finding electronic currency exchange services with the best exchange rates . Here you can see the offers of different exchangers for btc to monero www.bestchange.com/bitcoin-to-monero.html and other currency pairs. This saves time searching.