Security mechanisms at different layers

The OSI reference model and the Internet Model

Source from: Security Fundamentals for E-Commerce 2001

Example of the architecture for the order-taking web-based business model

Firewall Architectures

Key Points in Developing an Effective Security Policy

Safety Net P263

Classes of M-Commerce Applications

Establish SLAs Requires Steps

Turban, E., Leidner, D.,McLean, E., Wetherbe, J., 2006, Information Technology for Management, Transforming Organisations in the Digital Economy, 5th Edition, John Wiley and Sons, New York

LEB 312 - Week 1

• What is the nature and purpose of strategic transformation?

• Using an example:
• Explain the Impact of transformation change on a business’ architecture and infrastructure

• Give other examples of ‘transforming’ industries.


“Fit for purpose”
As technology is continuously improving and customer desires for more, company is involved into a non-stop innovation process, so that to sustain the market share, make profit in the long run.

Game Industry
Online game is the trend of game industry. Customer’s favour is playing with real people instead of machine now. Many popular games are redesigned into online version.
Web server is employed into the game industry as a component. Online payment, security, and online marketing are highly focused by game producer. Staff with special skill in network game design is needed. Latest console is designed to support wireless high speed connection.

Online Education
Network access is available at home. Students want to save time in commuting, and start to study in their free time. So we can see the possible and necessary of online education.
School starts to provide digital material. An enrolment system should be built up, which hardware, software, network & communication devices, information management personnel and database. IT staff is required. Tutor is trained to master basic computer skill, for communication and produce the learning material.


This course focuses much on change in a business environment, especially in network economy. And see how a company reacts to this change. Doing transformation to maintain competitive, getting more profit eventually. The whole structure builds up on EDCF.

Turban Chapter1 and MaKay P.127,128.

Roberts and Berry Model on Acquiring Capabilities

Strategic management process

1. Where is the firm now concerning the internet?
2. Where does the firm go next?
3. How does it get there?
4. How does it implement the decisions to get there?

S3PE SYSTEM

Strategy, structure, system, people and environment

Different Elements of Equity

IPO Process

Commerce strategies

B2B
B2C
P2P – C2C
C2B
B2E business-to-employee

Pricing Model

1. Fixed (menu) pricing
2. One-to-one bargaining
3. Auction
4. Reverse auction
5. Barter
6. Free

Profit Sites:

1. E-commerce
2. Content aggregators
3. Brokers/agents
4. Market makers
5. Service providers
6. Backbone operators
7. ISPs/OSPs
8. Last mile
9. Content creators
10. Software suppliers
11. Hardware suppliers

Business Model Taxnomy vs. Typology: Examples from the literature 2

Business Model Taxnomy vs. Typology: Examples from the literature 1

Revenue Model

Commission Model
Commission model relies on two factors:
1. Large volume of completed transactions to make the commission model worth while
2. To offset low volume with very expensive transaction
Commission – Intermediary – Brokerage


Advertising Model
Two ways:
Reaching broadest possible audience
Have a highly targeted and specialized audience.

Markup – based Model

Production – based Model

Refferral – based Model
Refferral – Affiliate – Click-through

Subscription – based Model

Fee-for-Service – based Model

Six Models

Complementary assets
Incremental/Radical dichotomy
Architectural innovation
Disruptive change
Innovation value – add chain
Technology life cycle