Cryptocurrencies: Bitcoin Hovering Around $27K

This weekly update tracks some of the largest cryptocurrencies by market share: bitcoin and ether. We’ve also included XRP, as it was one of the largest cryptocurrencies when this article began. According to Wikipedia , a cryptocurrency is “a digital asset designed to work as a medium of exchange that uses cryptography to secure its transactions, to control the creation of additional units, and to verify the transfer of assets.”