Ediciones Universidad de Salamanca / CC BY-NC-SA Ciencia Policial, 182, 271-311 272 CIENCIAPOLICIAL Palabras clave Criptoactivos; Trazabilidad; Blockchain; Bitcoin; Cluster; Ethereum; Token; Herramientas; Billetera; Exchange. Abstract The use of cryptoassets has experienced a notable increase in recent years, introducing a series of new concepts into the Spanish economy. This phenomenon has allowed users to operate in new ways, which comes with a number of inherent advantages and risks that they should be aware of. The advantages associated with these financial assets have created a demand that has caused more and more individuals to make use of them. This attraction has translated into a greater presence of cryptoassets in police investigations as they are increasingly used as a means of payment, promoted as investments with quick returns and even used in money laundering operations from all types of crimes. The versatility in their use and their increasingly marked presence in society poses significant challenges for authorities, who must, without limiting the legitimate opportunities that cryptoassets can offer, adapt their legislation to safeguard the population against the possible associated risks and promote their responsible and safe use. In this sense, the Security Forces are obliged to protect citizens in this new virtual environment presented to us. Keywords Cryptoassets; Traceability; Blockchain; Bitcoin; Cluster; Ethereum; Token; Tools; Wallet; Exchange. 1 Interés por los criptoactivos La Comisión Nacional del Mercado de Valores (CNMV), organismo nacional competente para la supervisión de los mercados, afirmó en el año 2021 que «los criptoactivos, incluyendo las criptomonedas y la tecnología que les da soporte, pueden ser elementos que dinamicen y modernicen el sistema financiero en los próximos años» (Comunicado conjunto de la CNMV y
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