School of Computer Science

Module 06-34231 (2022)

Network Security and Cryptography

Level 4/M

David Galindo Mark Ryan Pascal Berrang Semester 1 20 credits
Co-ordinator: David Galindo
Reviewer: Mark Ryan

The Module Description is a strict subset of this Syllabus Page.


The module introduces the threats and attacks which may be perpetrated on computer networks, and some of the mechanisms designed to address them. The fundamentals of cryptography and its practical application will be studied. Some technology case studies are presented and evaluated.

Learning Outcomes

On successful completion of this module, the student should be able to:

  • Explain network vulnerabilities and attacks
  • Explain and evaluate security mechanisms designed to address such attacks
  • Design networking security solutions appropriate for a given application and situation
  • Explain and apply the principles of a range of cryptographic methods
  • Demonstrate an understanding of the mathematical underpinning of cryptography
  • Demonstrate an understanding of some legal and socio-ethical issues surrounding cryptography


  • Main Assessments: 1.5 hour examination (50%) and continuous assessment (50%)
  • Supplementary Assessments: 1.5 hour examination (100%)

Programmes containing this module