There are indeed many risks in using Bitcoin. Bitcoin is equal to our money. Everyone is very cautious when it comes to the money of each of us.
Nothing is perfect. One of the disadvantages of Bitcoin transactions is that you don’t know who is opposite, and there may be a risk of funds being deceived. The wrong address can not be retrieved.
You need to trust the other party when transferring money. Don't give you a private key to a stranger, and don't transfer money to a stranger.