Cryptography MCQ Test: Cryptography MCQs - Practice Questions
1. In asymmetric-key cryptography, what is the primary function of the private key?
2. What is the purpose of a 'hash function' in cryptography?
3. Which encryption method is vulnerable to known-plaintext attacks?
4. In the context of cryptography, what does the term 'key exchange' refer to?
5. What is the primary purpose of the Kerberos protocol in network security?
6. Which cryptographic concept is concerned with hiding the length of a password or secret?
7. In the context of cryptography, what does the term 'plaintext' refer to?
8. In symmetric-key cryptography, how many keys are used for encryption and decryption?
9. What is the primary purpose of the Caesar Cipher?
10. What is the primary purpose of public-key cryptography?
11. What is the primary vulnerability addressed by post-quantum cryptography?
12. Which type of cryptographic attack involves trying all possible key combinations?
13. Which cryptographic algorithm is commonly used for secure communication over the Internet?
14. What is the significance of a 'non-deterministic algorithm' in the context of cryptographic key generation?
15. Which encryption algorithm is commonly used for securing email communication?
16. What is the primary advantage of using elliptic curve cryptography (ECC) over traditional public-key cryptography?
17. Which cryptographic protocol is commonly used for securing internet communication, providing secure data transfer over a network?
18. Which type of cryptographic attack involves intercepting and altering communication between two parties?
19. What does the term 'cipher' refer to in cryptography?
20. Which encryption method uses a pair of keys, namely public and private keys?
21. What distinguishes a zero-knowledge proof in cryptography?
22. Which ancient civilization is credited with the earliest known use of cryptography?
23. In cryptography, what does the acronym 'AES' stand for?
24. Which cryptographic concept involves hiding the existence of a message, providing plausible deniability?
25. Which type of attack aims to exploit the mathematical properties of asymmetric-key cryptography to derive private keys?
26. What is the purpose of encryption in communication?
27. What role does the Diffie-Hellman key exchange algorithm play in cryptography?
28. What is the significance of the Enigma machine in the history of cryptography?
29. In asymmetric-key cryptography, what is the term for the mathematical problem that serves as the basis for security?
30. What is the term for the practice of hiding a message within another text or image?