What are the forms of electronic money?

Electronic money, also known as digital currency or virtual money, refers to money that exists in digital form. They are different from traditional paper money or coins, but are traded and stored through computer networks. The following are several common forms of electronic money:

1. cryptocurrency: cryptocurrency is a kind of digital currency that uses cryptography to ensure the security of transactions and control the creation of new units. Bitcoin is the most famous cryptocurrency, along with Ethereum, Litecoin and Ripple.

2. E-wallet: E-wallet is an online platform for storing and managing digital currency. Users can receive, send and store digital currency through electronic wallet, and do other related operations, such as exchange and investment. Common electronic wallets include bitcoin base, currency security, blockchain wallet and so on.

3. Electronic cash: Electronic cash is a currency based on digital technology, which is usually issued by banks or other financial institutions. Unlike cryptocurrencies, electronic cash is usually linked to legal tender, such as US dollars or euros. Typical e-cash systems include e-wallet and Mondex.

4. digital currency: digital currency is a digital currency issued by the central bank or the government. The value of these currencies is linked to legal tender, but exists in digital form. For example, the People's Bank of China is studying digital currency DCEP (digital currency Electronic Payment).

5. Internet currency: Internet currency refers to the currency based on the Internet platform, which is usually issued by private companies or organizations. The value of this currency is usually linked to legal tender or other assets. Typical Internet currencies include Facebook's Libra and USDCoin(USDC).

It should be noted that there are differences in legal status, issuer and technical realization of electronic money. When choosing and using electronic money, we should fully understand its characteristics and potential risks.