BISF 3206 BAC 3218  WIRELESS AND MOBILE FORENSICS.

UNIVERSITY EXAMINATIONS: 2021/2022
EXAMINATIONS FOR THE DEGREE OF BACHELOR OF SCIENCE IN
INFORMATION SECURITY AND FORENSICS/ BACHELOR OF
SCIENCE IN APPLIED COMPUTING
BISF 3206/BAC 3218: WIRELESS AND MOBILE FORENSICS
FULL TIME/PART TIME
DATE: DECEMBER, 2021 TIME: 2 HOURS
INSTRUCTIONS: Answer QUESTION ONE AND ANY OTHER TWO questions.

QUESTION ONE – COMPULSORY [20 MARKS]
a) Using a table, make a comparison between WEP, WPA and WPA2 in terms of encryption
algorithm, IV size, key management and encryption key length. 6 Marks
b) Discuss in detail the anatomy of a mobile attack. 6 Marks
c) What should you do before you conduct a mobile device investigation? 4 Marks
d) Discuss the mobile forensics process. 4 Marks.
QUESTION TWO [15 MARKS]
a) Discuss any four factors that might affect a mobile device during transportation.
4 Marks
b) Explain the procedure for bypassing the iPhone passcode using IEplorer in a jailbroken
device. 5 Marks
c) Discuss in detail the mobile data acquisition methods. 6 Marks
QUESTION THREE [15 MARKS]
a) (i) What does Mobile Forensics involve? 2 Marks
(ii) What are the Mobile Forensics challenges? 4 Marks
b) Outline the procedure for documenting the crime scene and preserving evidence.
6 Marks
c) How do you acquire data from an unobstructed mobile device? 3 Marks
QUESTION FOUR [15 MARKS]
a) Discuss the methodologies used to detect wireless connections. 6 Marks
b) Describe the steps followed in discovering Wi-Fi networks using Wardriving.
6 Marks
c) State any three features of a good wireless forensics tool. 3 Marks

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