Cisy 433:Cryptography &Amp; Network Security Question Paper
Cisy 433:Cryptography &Amp; Network Security
Course:Computer Science
Institution: Kenya Methodist University question papers
Exam Year:2013
KENYA METHODIST UNIVERSITY
END OF 1ST TRIMESTER 2013 (EVENING) EXAMINATION
FACULTY : COMPUTING & INFORMATICS
DEPARTMENT : CIS & BI
UNIT CODE : CISY 433/BBIT 447
UNIT TITLE : CRYPTOGRAPHY & NETWORK SECURITY
TIME : 2 HOURS
Instructions: Answer ALL Questions.
Question One
(i) Define the following terms. (6 Marks)
(a) Dual signature
(b) S/MIME
(c) Peer to peer authentication
Question Two
List various message authentication requirements. (4 Marks)
Question Three
Describe the version certificates in relation to certification authority.
(3 Marks)
Question Four
Describe the THREE steps on how to create RSA Public/Private key pair.
(3 Marks)
Question Five
Using deffic Heuman show that KA = KB. (4 Marks)
Question Six
With an example show the concept of whirlpool logic. (4 Marks)
Question Seven
Explain THREE benefits of IPS. (3 Marks)
Question Eight
Explain the concept of penetration testing as applied in system security.
(3 Marks)
SECTION B: ANSWER ANY TWO QUESTIONS
Question Two
(a) Describe the IPSeC and secure socket layer. (8 Marks)
(b) Explain THREE types of penetration testing. (6 Marks)
(c) Define content filtering and list TWO tools used to perform content filtering.
( 6 Marks)
Question Four
(a) Describe the process of circuiting SET Dual Signature. (8 Marks)
(b) Describe RFID Architecture and its main security challenges. (6 Marks)
(c) Explain MAC for Authentication and confidentiality. (6 Marks)
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