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SSS811S - SECURE SYSTEMS - 2ND OPP - JULY 2025 |
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nAmlBIA UnlVERSITY
OF SCIEnCE AnOTECHnOLOGY
Facultyof Computingand
Informatics
Schoool f Computing
Departmentof Software
Engineering
13JacksonKaujeuaStreet
Private Bag13388
Windhoek
NAMIBIA
T: •264 61 207 2052
F: •264 612079052
E: dsc@nust.na
W: www.nust.na
DEPARTMENTOF SOFTWAREENGINEERING
QUALIFICATION:BACHELOROF COMPUTER SCIENCE(HONS SOFTWAREDEVELOPMENT)
QUALIFICATIONCODE:08BCHS
LEVEL:8
COURSE:SECURESYSTEMS
COURSECODE:SSS811S
DATE:JULY2025
SESSION:THEORY
DURATION: 3 HOURS
MARKS: 100
SECONDOPPORTUNITY/ SUPPLEMENTARYEXAMINATION QUESTIONPAPER
EXAMINER (S)
MR ARPIT JAIN
MODERATOR:
MR VUYOLWETHU MDUNYELWA
THE QUESTION PAPERCONSISTSOF 2 PAGES
(Including this front page)
INSTRUCTIONS
1. Answer ALL the questions.
2. Write clearly and neatly.
3. In answering questions, be guided by the allocated marks.
4. Number your answers clearly, following the numbering used in this
question paper.
PERMISSIBLEMATERIALS
1. None
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Question 1
(a) What are the defence techniques you can implement with different stages of a Cyber Kill Chain?
[10 Marks]
(b) Explain CIA Triad in the context of reliability and security,
[10 Marks]
Question 2
(a) What is Threat modelling and Vulnerability discovery?
(b) Explain the design for insider risk?
(10 Marks]
(10 Marks]
Question 3
(a) How to classify access based on risk and examine best practices that enforce least privilege.
(10 Marks]
(b) What is the Policy Framework for Authentication and Authorisation Decisions?
(10 Marks]
Question 4
(a) How do you change your design while changing the landscape?
(b) What is the complication of arriving when the plan changes?
(10 Marks]
(10 Marks]
Question 5
(a) What are the techniques to deploy the response mechanism?
[10 Marks]
(b) What are the design principles for the system to be resilient under adverse or unexpected
circumstances?
(10 Marks]
---------------- END OF EXAMINATION----------------
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