Different Views and Reviews on the Concept of Cryptocurrency

Abstract

Throughout history, money has been a vital medium of exchange for humanity. With the advancement of technology, the functions expected from money have also changed and evolved. Today, money is seen not only as a medium of exchange, but also as a unit of account and a store of value. Cryptocurrencies have emerged in parallel with this development. In 2007, with the development of digital systems, cryptocurrencies entered our lives and especially Bitcoin, developed by Satoshi Nakamoto, attracted great attention. Cryptocurrencies have a rapidly growing economy that operates without a central authority.The popularity of cryptocurrencies stems from their many advantages, such as ease of payment, universal access, secure transactions, low transaction fees and the ability to protect users' identities. These new currencies are also subject to various criticisms. Cryptocurrencies are subject to criticism on many issues such as the lack of a center, the risk of hacking, the lack of precise supervision and control, and the possibility of financing terrorism and smuggling.The study aims to examine different perspectives on cryptocurrencies. Based on the research in the literature, perspectives on cryptocurrencies, measures that can be taken, regulations, reasons for preference and criticisms are emphasized. The study tries to summarize the results reached by examining the researches of various authors. This study can be a guide to understand the complexity of the cryptocurrency world, to see the problems and to determine the future steps.