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TEST YOUR KNOWLEDGE WITH TOP MULTIPLE CHOICE QUESTIONS
#1. What is the purpose of a digital certificate in SSL/TLS communication?
#2. Which encryption algorithm is commonly used for securing email communication and provides both encryption and digital signatures?
#3. What is the main advantage of using elliptic curve cryptography (ECC) over RSA in terms of key size?
#4. Which cryptographic hash function is known for its collision resistance and is commonly used in digital signatures and certificates?
#5. What is the purpose of a digital envelope in public-key cryptography?
#6. Which encryption mode ensures that the same plaintext block encrypted multiple times produces different ciphertexts?
#7. What is the primary purpose of the Certificate Revocation List (CRL) in public-key infrastructure (PKI)?
#8. In the context of public-key cryptography, what is the purpose of the Certificate Authority (CA)?
#9. What is the purpose of a Hardware Security Module (HSM) in cryptography?
#10. What is the process of converting ciphertext back into plaintext called in cryptography?
#11. What is the purpose of key exchange algorithms in cryptography?
#12. Which encryption algorithm is commonly used for secure communication over the internet and supports key sizes of 128, 192, or 256 bits?
#13. In the Diffie-Hellman key exchange protocol, what is exchanged between the parties to establish a shared secret key?
#14. Which type of attack exploits the reuse of initialization vectors (IVs) in encryption algorithms like WEP and TKIP?
#15. What is the purpose of a nonce in cryptographic protocols?
#16. Which type of encryption algorithm uses the same key for both encryption and decryption and is commonly used for securing data transmission?
#17. What is the purpose of a digital signature in SSL/TLS communication?
#18. In public-key cryptography, what is the purpose of a digital certificate?
#19. Which cryptographic algorithm is commonly used for securing wireless networks and is part of the WPA3 standard?
#20. What is the purpose of a salt in password hashing?