






Electronic Commerce
Types of E-Commerce
E-Commerce from the Buyer’s Perspective
E-Commerce from the Seller’s Perspective
Benefits and Challenges of E-Commerce
E-Commerce Applications
E-Commerce Security Issues

Electronic commerce (e-commerce)
◦ Systems that support electronically executed
business transactions
◦ The fundamental purpose of e-commerce is to
execute transactions
BACK

Business-to-consumer e-commerce (B2C)
◦ Connects individual consumers with sellers , cutting
out the middleman
◦ E.g. Amazon.com

Business-to-business e-commerce (B2B)
◦ Supports business transactions on across private
networks, the Internet, and the Web

Consumer-to-consumer e-commerce (C2C)
◦ Connects individual sellers with people shopping
for used items
◦ E.g. ebay.com
BACK

Process of buying or acquiring goods or
services
◦ Realizing a need
◦ Researching a product
◦ Selecting a vendor
◦ Providing payment
◦ Accepting delivery
◦ Using product support
BACK

Sellers business practices
◦ Market research to identify customer needs
◦ Manufacturing products or supplying services that
meet customer needs
◦ Marketing and advertising to make customers
aware of available products and services

Sellers business practices
◦ Providing a method for acquiring payments
◦ Making arrangements for delivery of the product
◦ Providing after-sales support

Supply chain management
◦ From the seller’s perspective, the process of
producing and selling goods
◦ Involves three areas of focus: demand planning,
supply planning, and demand fulfillment
BACK


Buyers enjoy the convenience of shopping
from their desktop
B2C e-commerce
◦ Levels the playing field between large and small
businesses

Challenges
◦ Established businesses must alter systems and
business practices
◦ Security, privacy, reliability: E-commerce can
survive only if all involved can trust the system
◦ Social concerns
BACK

E-Commerce
◦ Playing an increasingly important role in our
personal and professional lives
◦ Allows us to discover new and interesting products
◦ Allows us to find better deals
◦ Used to monitor bank accounts and transfer
electronic funds
BACK

There are significant privacy and security
concerns
◦ Public network
◦ No buyer or seller identity verification
◦ Hacker attacks

Digital certificate
◦ A type of electronic business card
◦ Attached to Internet transaction data
◦ Verifies the sender of the data
◦ Provided by certification authorities
◦ Encryption
 Uses high-level mathematical functions and computer
algorithms to transform data so that it is unintelligible
to all but the intended recipient

Securing data in transit
◦ Secure Sockets Layer (SSL)
 Digital certificates combined allows for encrypted
communications to occur between Web browser and
Web server
◦ Transport Layer Security (TLS)
 A URL associated with this begins with https
 Allow for encrypted communication to occur between
browsers and servers
 Secures usernames, passwords, credit card information
BACK
BACK