Instructions:

Answer all 5 questions
In total this paper has 100 marks.

This exam is worth 25% of your final grade for IS428.
This is an open book examination.

Learning Outcomes:

1. Explain security mechanisms and security services, encryption techniques,
network intrusion detection systems (NIDS) and firewalls, network security

2. Appraise security problems and threats to data and IT systems.

3. Analyze information security risks across diverse settings including the internet and
WWW based commerce systems, clouds, funds transfer systems etc.