1. Anna Irrera. (2020, December 09). Criminals getting smarter in use of digital currencies to launder money. (J. Stonestreet, Ed.) Retrieved March 18, 2021, from https://www.reuters.com/article/crypto-currencies-criminals-idUSKBN28J1IX
2. BBC News. (2019, 11 24). Cryptoqueen: How this woman scammed the world, then vanished. Cryptoqueen: How this woman scammed the world, then vanished. London, England, UK: BBC News. Retrieved January 27, 2021, from https://www.bbc.com/news/stories-50435014
3. Blockchain Alliance. (2020). A Public-Private forum to help combat criminal activity on the blockchain. Retrieved March 19, 2021, from https:// blockchainalliance.org/
4. Blockchain.com. (2021, January 16). Retrieved January 16, 2021, from www. blockchain.com: https://www.blockchain.com/charts/my-wallet-n-users
5. Brown, S. D. (2016). Cryptocurrency and criminality: The Bitcoin opportunity. Police Journal: Theory, Practice and Principles, Vol. 89(No. 4), 327-229. doi:10.1177/0032258X16658927