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