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Welcome to the Message Authentication Codes and Key Management MCQs Page

Dive deep into the fascinating world of Message Authentication Codes and Key Management with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Message Authentication Codes and Key Management, a crucial aspect of Cryptography and Network Security. In this section, you will encounter a diverse range of MCQs that cover various aspects of Message Authentication Codes and Key Management, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Cryptography and Network Security.

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Check out the MCQs below to embark on an enriching journey through Message Authentication Codes and Key Management. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Cryptography and Network Security.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Message Authentication Codes and Key Management. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Message Authentication Codes and Key Management MCQs | Page 1 of 11

Q1.
Which figure implements confidentiality and authentication?

a.

a

b.

b

c.

c

d.

d

Discuss
Answer: (a).a
Q2.
Which figure implements confidentiality, authentication and signature?

a.

a

b.

b

c.

c

d.

d

Discuss
Answer: (d).d
Q3.
The below figure implements authentication and signature only?
Discuss
Answer: (a).True
Q4.
The below figure represents internal error control.
Discuss
Answer: (b).False
Q5.
The following figure has authentication tied to the plain text-
Discuss
Answer: (b).False
Discuss
Answer: (c).GHASH ( hash algorithm of GCM)
Discuss
Answer: (a).Hierarchical in X.509
Discuss
Answer: (c).cryptographic checksum
Q9.
For a 150-bit message and a 10-bit MAC, how many values are the MAC value dependent on?
Discuss
Answer: (a).2^140
Q10.
Confidentiality can only be provided if we perform message encryption before the MAC generation.
Discuss
Answer: (b).False
Page 1 of 11

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