E-commerce

Commerce refers to all the activities the purchase and sales of goods or services.Marketing, sales, payment, fulfillment, customer service

Electronic commerce is doing commerce with the use of computers, networks and commerce-enabled software (more than just online shopping)

E-commerce applications

• Supply chain management
• Video on demand
• Remote banking
• Procurement and purchasing
• Online marketing and advertisement
• Home shopping
• Auctions

Ecommerce infrastructure

Information superhighway infrastructure
Internet, LAN, WAN, routers, etc.
telecom, cable TV, wireless, etc.

Messaging and information distribution infrastructure
HTML, XML, e-mail, HTTP, etc.

Common business infrastructure
Security, authentication, electronic payment, directories, catalogs, etc.