Electronic commerce has existed for over 40 years, originating from the electronic transmission of messages. Then electronic data interchange (EDI) was the next stage of e-commerce development. EDI is the electronic transfer of a standardized business transaction between a sender and receiver computer, over some kind of private network.
electronic commerce has been re defined by the dynamics of the Internet and traditional e-commerce is rapidly moving to the Internet.
Now What About E-business?
E-business is the conduct of business on the Internet
E-business includes customer service (e-service) and intra-business tasks
The development of intranet and extranet is part of e-business
E-business is everything to do with back-end systems in an organization.
In practice, e-commerce and e-business are often used interchangeably.
An electronic payment is any kind of non-cash payment that doesn't involve a paper check. Methods of electronic payments include credit cards, debit cards and the ACH (Automated Clearing House) network