Indeed, scammers are still active these days and we can't easily resolve this kind of problem because most of them do have enough knowledge to deceive other people for their own good. They are taking advantage on people because of the benefits that they wanted to get. Its possible to cope up this kind of issue but it will take a lots of time.
Scammer and thief are part of life and world, there is always someone who is trying to find a quick way to get rich or to get money. There is no way to fix this up because it has become part of our life. Even regulation can not solve it too, the only way we can do is lessen it.
that is why, before we are doing or investing our money. We need to have some kind of knowledge about the field that we are going to, hard work will bring you a fortune.
always do your own research, and always think about the worst case.