Data Communications and Security

Unit Code:HIT2120

Credit Points	Duration	Contact Hours	Campus	Prerequisite	Corequisite
12.5 Credit Points	1 Semester or equivalent	48 Hours	Hawthorn, Sarawak	A second level programming unit such as HIT2037 Software Development in Java or HIT2302 Object-Oriented Programming or HIT2080 Introduction to Programming. Preclusions: HIT2414 Mobile Business and Connectivity or HIT2411 Business Data Communications & Networks or HIT2020 Data Communications.	Nil.

Credit Points

Duration

Contact Hours

Campus

Prerequisite

Corequisite

12.5 Credit Points

1 Semester or equivalent

48 Hours

Hawthorn, Sarawak

A second level programming unit such as HIT2037 Software Development in Java or HIT2302 Object-Oriented Programming or HIT2080 Introduction to Programming.

Preclusions: HIT2414 Mobile Business and Connectivity or HIT2411 Business Data Communications & Networks or HIT2020 Data Communications.

Nil.

Related Course/s:

A unit of study in the Bachelor of Science (Computer Science and Software Engineering), Bachelor of Science (Professional Software Development) Bachelor of Information and Communication Technology ( I030), Bachelor of Science (Computer Science), Bachelor of Science (Information Technology)

Note: Students will only receive credit for one of HIT2120, HIT2411 or HIT3085/HIT3185.

Aims & Objectives:

Learning Outcomes

Students who successfully complete this unit of study will be able to:

Describe desirable attributes in a communication protocolfor a variety of different network applications
Describe models that help understand communication in computer networks
Describe security risks associated with computer networks and mitigation strategies
Write applications (using Java) that facilitate communication between computers on an intranet and the Internet
Describe in detail the following protocols HTTP, SMTP, TCP, IP, UDP, BGP, RIP, ARP CSMA/CD & OSPF. The description would include details of packet structure, how messages are exchanged and security issues associated with each protocol

Teaching Methods:

Lectures (24 hrs), Tutorials (Labs) (24 hrs)

Assessment:

Assignment, Laboratories Tests and Examination

Content:

• Historical evolution of computer communications, standards, codes, reference models.

• Using the 5 Internet layer standards describe the role of each layer in data transfer.

• World Wide Web and hypertext transport protocol (HTTP).

• Electronic mail.

• TCP and UDP protocol basics: error control, flow and congestion control, link management.

• Networks: topologies and IP routing.

• Public data networks: characteristics, packet-switched data networks, circuit-switched networks, CSMA/CD.

• Network security, encryption, firewalls.

References:

Kurose, JF & Ross, KW, Computer Networking: A Top Down Approach, 4th edn, Addison-Wesley, 2007.