Foundations of Cryptography | NPTEL | Week 7 Assignment Solutions

This set of MCQ(multiple choice questions) focuses on the Foundations of Cryptography NPTEL Week 7 Assignment Solutions.

Course Layout (Answers Link)

NOTE: You can check your answer immediately by clicking show answer button. Moreover, this set of “Foundations of Cryptography NPTEL Week 7 Assignment Solution” contains 05 questions.

Now, start attempting the quiz.

Foundations of Cryptography NPTEL Week 7 Assignment Solutions

Q1. Which of the following is/are true for the hash-function based commitment scheme?

a) Collision-resistance property for the underlying hash function is not necessary for the binding property of the commitment scheme
b) Collision-resistance property for the underlying hash function is necessary for the binding property of the commitment scheme
c) The binding property can be proved only in the random-oracle model

Answer: b)

Q2. Choose the correct option(s) from the following:

a) If an encryption scheme is CCA-secure, then it is also an authenticated encryption scheme
b) If an encryption scheme is an authenticated encryption scheme, then it is also CCA-secure
c) If an encryption scheme is an authenticated encryption scheme, then it is also CPA-secure
d) If an encryption scheme is CPA-secure, then it is also an authenticated encryption scheme

Answer: b), c)

Q3.

a) Using a CMA-secure MAC solves the problem
b) Using an SCMA-secure MAC solves the problem
c) Neither a CMA-secure MAC, nor an SCMA-secure MAC can solve the problem
d) Using an information-theoretically secure MAC solves the problem

Answer: c)

Q4.

Answer: a), b)

Q5.

Answer: a), b)

Foundations of Cryptography NPTEL Week 7 Assignment Solutions

<< Prev- Foundations of Cryptography NPTEL Week 6 Solutions

>> Next- Foundations of Cryptography NPTEL Week 8 Solution

DISCLAIMER: Use these answers only for the reference purpose. Quizermania doesn't claim these answers to be 100% correct. So, make sure you submit your assignments on the basis of your knowledge.

For discussion about any question, join the below comment section. And get the solution of your query. Also, try to share your thoughts about the topics covered in this particular quiz.

4 thoughts on “Foundations of Cryptography | NPTEL | Week 7 Assignment Solutions”

Leave a Comment

Your email address will not be published. Required fields are marked *