If you want to recognize a scam then you should be ready for spending a little bit more time than you used to be because it needs research so you will be able to find out some information that you can use to help yourself in making a decision for judging an investment and you should be aware of the basic types of scam and one of them is ponzi scheme which is one of the latest used strategy of an investment called bitconnect that stole a lot of people's money.
Scams generally use human greed and ignorance, as well as their desire to make money. In the real sense, what is most horrifying at present is to make use of the concept of digital currency to act as "frivolous even cheating". Therefore, these preventive measures should be taken.