Cryptography interview questions
Cryptography interview questions
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Total Questions: 15
1. What is preferred way of encryption ?
Correct Answer is : public key-encryption
2. What is not a role of encryption ?
Correct Answer is : It is used to ensure data corruption doesn’t happens
3. What is cipher-block chaining ?
Correct Answer is : Data is logically ‘XORed’ with previous block
4. What is not an encryption standard ?
Correct Answer is : TES
5. Which of following is not a stream cipher?
Correct Answer is : TBONE
6. In cryptography, what is cipher?
Correct Answer is : algorithm for performing encryption and decryption
7. In asymmetric key cryptography, the private key is kept by
Correct Answer is : receiver
8. Which one of the following algorithm is not used in asymmetric-key cryptography?
Correct Answer is : electronic code book algorithm
9. In cryptography, the order of the letters in a message is rearranged by
Correct Answer is : transpositional ciphers
10. What is data encryption standard (DES)?
Correct Answer is : block cipher
11. Cryptanalysis is used
Correct Answer is : to find some insecurity in a cryptographic scheme
12. Which one of the following is a cryptographic protocol used to secure HTTP connection?
Correct Answer is : transport layer security (TSL)
13. Voice privacy in GSM cellular telephone protocol is provided by
Correct Answer is : A5/2 cipher
14. ElGamal encryption system is
Correct Answer is : asymmetric key encryption algorithm
15. Cryptographic hash function takes an arbitrary block of data and returns
Correct Answer is : fixed size bit string
