Ethereum is one of the most popular cryptocurrency projects in the world today. The cryptocurrency itself is usually just referred to as Ether, while the network and platform as a whole is referred to as Ethereum. Transactions with Ethereum are both fast and cheap to carry out.
Many forex brokers accept Ethereum since it is such a widely used cryptocurrency. Many brokers are also happy to accept it because there is a large market for it, which makes it easy to convert into fiat currencies like the Euro or US dollar, as well as into other cryptocurrencies like Bitcoin. An Ethereum transaction usually takes a couple of minutes to go through, and costs only a few US cents.