Bitcoin PrimerBitcoins is a virtual currency that represents a major innovation in the development of money, while legal tender is rapidly developing in popularity and use. The main advantages of Bitcoin concern the security of user anonymity, minimal transaction fees and its independence from both government control and the banking system. It has similarly been highly controversial due to its role as the preferred payment method in the underground economy and black market. There are many challenges and opportunities that Bitcoin faces depending on the economic market and society situation. Challenges Cryptocurrency appeared seemingly out of nowhere, and before anyone knew it, it was the talk of the digital city. Among Bitcoin end users, there are issues that slow down its adoption are those of usability and security. Another issue facing Bitcoin users is trust, both between exchanges and between transactions. Current Bitcoin exchanges are plagued with ponzzy schemes and compliance issues, making users wary of exchanging their money into Bitcoin. Due to an inefficient market, the price of Bitcoin fluctuates further, further eroding confidence in Bitcoin. There are many challenges that Bitcoin faces in the market due to different situations. First of all, there is a lack of customer protection, the main cause of the black market due to its local exchange value, if Bitcom for example a customer is stolen, being a local value, refunds cannot be made. Bitcoins are at risk due to their use as illegal money transfers. It also has a risk effect on the Federal Reserve's ability to achieve goals such as price stability, maximum employment, and financial stability. It's about approaching consumer protection and investment in the middle of paper and market demand. Those seeking a greater degree of privacy may find more comfort in using Bitcoin for their business and financial transactions. It is easy to use portable and transactions are done over the internet, so there is much less chance of robbery. The removal of government from a monetary system is one of the other attractions of Bitcoin; there is no government intervention. Governments (or their central bank) regulate the supply of money and credit, and very often some degree of mismanagement of this government function is at the root of a persistent high inflation problem. In the case of Bitcoin, however, there is no government or central bank regulating its supply. The supply of Bitcoin is programmed to grow at a constant rate governed by the degree of mining activity and is therefore limited to a fixed amount.