The full name of electronic cash: electronic cash. Also known as electronic money or digital currency, it is a very important electronic payment system, which can be regarded as the electronic or digital simulation of real money. Electronic cash exists in the form of digital information and circulates through the Internet.

The characteristics of electronic cash:

1. There should be an agreement and authorization relationship between banks and merchants.

2. Users, merchants and electronic cash banks all need to use electronic cash software.

3. Electronic cash bank is responsible for the transfer of funds between users and merchants.

4. Electronic cash is anonymous to users, and the use of electronic cash can protect users' information.