Computer Science and Mathematics (3 Years) [BSc]
Cryptography & Network Security
|Unit level:||Level 3|
|Teaching period(s):||Semester 1|
|Offered by||School of Computer Science|
|Available as a free choice unit?:||Y
Additional RequirementsStudents who are not from the School of Computer Science must have permission from both Computer Science and their home School to enrol.
This course unit aims to introduce the principles and practice of cryptography and network security. It covers cryptography, network-based security threats and vulnerabilities, and practical solutions to system and network security. It is designed for students who have some understanding of computer networks and protocols, but no background in security.
OverviewThe spectacular growth of the Internet has spawned an increased awareness in security issues. This course unit covers security threats and vulnerabilities, principles of cryptography, and practical security solutions for networked and Internet environments. It aims to teach students principles and practices of cryptography and network security.
Learning outcomes are detailed on the COMP38411 course unit syllabus page on the School of Computer Science's website for current students.
- Analytical skills
- Problem solving
- Written exam - 100%
Introduction to Security
basic notions of security (confidentiality, integrity and availability), risk assessment, security threats, models, policies, and mechanisms
conventional ciphers, block cipher and stream cipher operations, introduction to number theory, public-key ciphers, message authentication code and cryptographic hash functions, digital signatures, Public Key Infrastructures (PKIs), cryptographic key management and distribution
System and Software Security
user identification and authentication, single sign on, authorisation, software security
IP security, transport layer security, web security
Advanced Security Topics
wireless local area network (WLAN) security, ad hoc network security, e-commerce security, Cloud computing security
COMP38411 reading list can be found on the School of Computer Science website for current students.
Feedback methodsVia question/answer sessions.
- Lectures - 22 hours
- Practical classes & workshops - 16 hours
- Independent study hours - 62 hours