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The present work seeks to understand what cryptocurrencies are and what they represent. The study proposes to analyze the evolution of the currency and the traditional monetary system, from the beginning of the barter, with the first civilizations until this new proposal of digital model. The main objective will be to understand what are these "digital coins" and their characteristics, comparing them with the emergence and evolution of the monetary system, which is based on reliability, as well as discussing a possible future for this phenomenon. To this end, it will be used theoretical references that contemplate the theme, so that the currency and monetary system trajectory can be understood, in addition to the digital innovation in question.

Cryptocurrencies: an analysis of the phenomenon precedents