Paper money is gradually fading out of the system because digital currencies are taking the lead. This is because digital currencies or money provide convenience to the people as compared to the paper money which is too cumbersome to carry along huge sums of money. In the field of digital money or currency, cryptocurrency has emerged with tremendous features which provide more convenience, security, speed and low cost in its transactions which makes its king, Bitcoin, the most outstanding coin capable of surpassing the other forms of digital currencies which may include the use of credit cards, paypal, visa, etc.