|dc.description.abstract||The world daily is being witness of the technologies and the advances that are leading to its transformation, which is why the work that will be developed next will deal with cryptocurrencies, since this type of virtual currency is being a subject of great interest among the public and, increasingly, you hear about aspects of this field on a daily basis. The cryptocurrencies can be defined as a medium of exchange digital and whose main activity is to ensure the integrity, security and balance of users by means of a network users where virtual currencies are exchanged. As was sais earlier, it is becoming more and more common to hear talk of the criptomonedas and above all, it is very common to hear talk, even on the news, about one of these cryptocurrency, Bitcoin. There are people who even think that these virtual currencies could replace the fiduciary money that is currently available. For this reason
it is very useful and very interesting to know and understand these virtual currencies. Therefore, this paper tries to explain criptomonedas are, how they work, how they are used, and, not least, to know which is the legal framework for the same. In this way, the aim is to achieve the objective of carrying out a manual with more information about the most important cryptocurrencies and broaden the knowledge of the people who carry out their reading or who are interested in the same. Similarly, those who have an
interest in acquiring them, or simply want to know more about these cryptocurrency,
may have a greater source of information about them. To achieve this goal, it has been decided that the structure of this thesis is divided into different parts, with the purpose of making the information clear and simple. for the readers. First, it begins with a brief introduction about the contextualization and main
characteristics of cryptocurrencies. Subsequently, a more exhaustive analysis of the three most used types of cryptocurrencies more used, as can be purchased, their operation, as well as their advantages and disadvantages. And finally, there will be a deepening on the legal framework that governs these cryptocurrency.
Finally, it can be said that this phenomenon is causing an evolution in an increasingly globalized economy. For this reason, the work will be concluded by making a brief reflecting on what has been spoken in this thesis and about what cryptocurrencies are causing worldwide.||ca_CA