Download JNTUK M-Tech 2020 R19 ECE Network Security And Cryptography Model Question Paper

Download JNTUK (Jawaharlal Nehru Technological University Kakinada (JNTU kakinada)) M.Tech (ME is Master of Engineering) 2020 R19 ECE Network Security And Cryptography Model Previous Question Paper

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( A)
[M19CS1108]
I M. Tech I Semester (R19) Regular Examinations
NETWORK SECURITY AND CRYPTOGRAPHY
DEPARTMENT OF ELECTRONICS & COMMUNICATIONS ENGINEERING
MODEL QUESTION PAPER
TIME: 3Hrs. Max. Marks: 75 M
Answer ONE Question from EACH UNIT.
All questions carry equal marks.
*****
CO KL M
UNIT-I
1. a). Describe the relationship between security services and mechanisms CO1 2 8
b). What are the different types of attacks? Explain with examples. CO1 1 7
OR
2. a). What is dble DES? What kind of attack is possible on dble DES? CO1 1 8
b). Explain abt Block Cipher Principles? CO1 2 7
UNIT-II
3. a). Explain digital signature standard algorithm for authentication? CO2 2 8
b). Explain abt International Data Encryption algorithm? CO2 4 7
OR
4. a). Explain in detail abt the Characteristics of Advanced Symmetric
block ciphers.
CO2 2 8
b). Write short note on Traffic confidentiality, Key distribution. CO2 2 7
UNIT-III
5. a). Perform encryption/decryption using RSA algorithm for the following:
p = 3, q = 11, e = 7, m = 5
CO3 6 8
b). What are the main differences between Diffie-Hellman Key exchange,
Elliptic Curve Cryptography.
CO3 2 7
OR
6. a). Explain abt Discrete logarithms. CO3 2 8
b). State Chinese remainder theorem and explain with one example. CO3 1 7
UNIT-IV
7. a). Describe the different cryptographic functions provided by PGP. CO4 2 8
b). What is MIME? What are the different content types of MIME? CO4 1 7
OR
8. a). Explain digital signature standard algorithm for authentication? CO4 2 8
b). What are HASH functions and how they are helpful in Message
Authentications?
CO4 1 7
UNIT-V
9. a). Explain in detail the architecture of IP Security. CO4 2 8
b). How web security can be achieved? What are the different
mechanisms?
CO4 2 7
OR
10. a). Define the three classes of intruders and mention the intrusion
techniques to protect from the intruders.
CO4 1 8
b). Explain the different types of viruses. CO4 2 7
CO-CRSE TCOME KL -KNOWLEDGE LEVEL M-MARKS


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