Cryptography & Network Security PYQ 2018-19 AKTU (NIT701)

AKTU · BTECH · Semester 7 · Cryptography & Network Security · Session 2018-19 · PYQ

AKTU Cryptography & Network Security (NIT701) previous year question paper 2018-19 for B.Tech Semester 7. Covers Security Foundations, Classical Encryption…

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Cryptography & Network Security AKTU syllabus

  1. Unit 1: Security Foundations, Classical Encryption and Modern Block Ciphers
  2. Unit 2: Mathematical Foundations, AES and Public Key Cryptography
  3. Unit 3: Message Authentication, Hash Functions and Digital Signatures
  4. Unit 4: Key Distribution, Authentication Applications and Email Security
  5. Unit 5: IP Security, Secure Transactions and System Security

Questions in Cryptography & Network Security AKTU PYQ 2018-19

  1. Q1a. Define block cipher. (2 marks, 2018-19)
  2. Q1b. What do you mean by cryptography? (2 marks, 2018-19)
  3. Q1c. Define hash algorithm. (2 marks, 2018-19)
  4. Q1d. What is stream cipher? (2 marks, 2018-19)
  5. Q1e. Differentiate between public key and private key. (2 marks, 2018-19)
  6. Q1f. Explain intrusion detection in brief. (2 marks, 2018-19)
  7. Q1g. What do you mean by mail security? (2 marks, 2018-19)
  8. Q1h. What is DSS in cryptography? (2 marks, 2018-19)
  9. Q1i. What do you mean by email security? (2 marks, 2018-19)
  10. Q1j. Describe birthday attack. (2 marks, 2018-19)
  11. Q2a. Draw the block diagram of DES algorithm. Also explain its functionality. (10 marks, 2018-19)
  12. Q2b. What is prime and relative prime numbers in cryptography and network security (10 marks, 2018-19)
  13. Q2c. Discuss the Message Authentication Codes. Also give the use of Authentication requirements in MAC. (10 marks, 2018-19)
  14. Q2d. What is Diffie-Hellman Key Exchange in key management? (10 marks, 2018-19)
  15. Q2e. Explain internet protocol security in detail. (10 marks, 2018-19)
  16. Q3a. List the Strength of DES in brief. Also explain the Triple DES. (10 marks, 2018-19)
  17. Q3b. What is the Shannon’s theory of confusion and diffusion in terms of information security? (10 marks, 2018-19)
  18. Q4a. States the Advanced Encryption Standard (AES). Also provide the functioning of AES. (10 marks, 2018-19)
  19. Q4b. Explain the Chinese Remainder theorem with example. How Chinese Remainder theorem provide the security to online information sharing transactions. (10 marks, 2018-19)
  20. Q5a. What do you understand from hash functions? Discuss the working of Secure hash algorithm (SHA) in Message Authentication. (10 marks, 2018-19)
  21. Q5b. Explain the Digital Signatures. Also give a detail description of Elgamal Digital Signature Techniques. (10 marks, 2018-19)
  22. Q6a. Discuss X.509 Certificates in detail. What is the role X.509 Certificates in cryptography? (10 marks, 2018-19)
  23. Q6b. What is Electronic mail security? Provide the application of pretty good privacy (PGP) in transaction Authentication (10 marks, 2018-19)
  24. Q7a. Explain Secure electronic transaction (SET) in internet protocol security in detail. (10 marks, 2018-19)
  25. Q7b. What do mean by system security? Also discuss Viruses and related threats to system security. (10 marks, 2018-19)

AKTU paper codes: BCS072

Cryptography & Network Security previous year papers

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