The cryptocurrency is not regulated by any monetary agency, government or even regulatory bodies, there is no control system for the cryptocurrency, the digital money is only transacted between people of the world and the digital money just like the cfd trading system, and it is only regulated by the growth of buyers and sellers of the cryptocurrencies. The bitcoin price of sale is regulated by the owners of the bitcoin themselves who can sell the bitcoin and buy at the price of the dealers they desire to purchase from.
The cryptocurrency is a general name for all digital money created on the internet and there are a lot of many cryptocurrencies trending the internet today. To mention a many few, there is the bitcoin which is the most popular form of cryptocurrency and it is the most widely bought digital money on the internet today. The bitcoin just like normal physical money is meant to be stored in a place for safekeeping because just like normal cash you hold, you need to store it in the bank for safe keeping.
Thus the creation of the cryptocurrency has allowed for the creations of many online banks of which these cryptocurrencies can be stored hence the creation of the Blockchain account for the storage of bitcoin and other cryptocurrencies, just like the normal banks the blockchain charge you for keeping digital money and at same time add interest for you depending on how the bitcoin market progresses. There are other online banks in which you can store your cryptocurrencies others like Luno and a host of many others.
There are also other crypto currencies which although not as popular as the bitcoin yet, is gaining a wide range of popularity as more and more people invest into the digital money market. To mention a few, like the Dogecoin, lite coin, etherum, TBC and a host of many others. As of today there are over 100 digital currencies and counting since 2008 when it was first initiated into the world.