It is very important to manage the risk while investing in any business including crypto currency. Risk is related with business with out it some one can not be a successful businessman but there are conditions for it while doing business and investing in crypto currency make sure that your opponent is authentic and do not believe on others if they demands to send them money and they will send it back with triple profit. More research is needed for a good business. So you should do more research and you will become clever to manage with risk.