Encryption Algorithms (Security+): AES, RSA, ECC Quiz

1. True or False: AES requires a public and private key pair for encryption.

True

False

2. Which encryption algorithm is recommended for protecting data at rest in enterprise environments?

RSA

AES

ECC

DES

3. What is the block size of the AES encryption algorithm?

64 bits

128 bits

256 bits

512 bits

4. Which encryption algorithm is most suitable for securing TLS/SSL certificates?

AES-256

RSA or ECC

3DES

Blowfish

5. In RSA, what is the relationship between the public and private keys?

They are identical

They are mathematically related but computationally inseparable

Private key is derived from public key

No mathematical relationship exists

6. True or False: AES is faster than RSA for bulk data encryption.

True

False

7. AES encryption processes data in how many rounds for a 128-bit key?

8 rounds

10 rounds

12 rounds

14 rounds

Submit

9. Which mode of operation is commonly paired with AES for secure communication?

ECB

CBC or GCM

OFB only

CFB only

Submit

11. What is the primary use case for ECC in modern security?

Large file encryption

Key exchange and digital signatures

Password hashing

Disk encryption

12. Which key is used to encrypt data in RSA?

Private key only

Public key

Shared secret

Session key

13. True or False: RSA can be used for both encryption and digital signatures.

True

False

14. AES is a symmetric cipher based on which design principle?

Feistel network

Substitution-permutation network

Stream cipher

Block cipher mode

15. What is the primary advantage of ECC over RSA?

Faster encryption speed

Larger block size

Smaller key size for equivalent security

Better compatibility with older systems

16. Which encryption method requires secure key distribution before communication?

Asymmetric encryption

Symmetric encryption

Public key infrastructure

Digital signatures

Submit

18. AES supports which key sizes?

128, 192, and 256 bits

128 and 256 bits only

256 and 512 bits only

64, 128, and 256 bits

19. RSA relies on the computational difficulty of which mathematical problem?

Discrete logarithm

Integer factorization

Elliptic curve discrete logarithm

Hash collision

20. Which encryption algorithm is classified as asymmetric?

AES

3DES

RSA

Blowfish

Encryption Quiz: AES, RSA or ECC?

1. True or False: AES requires a public and private key pair for encryption.

2.

What first name or nickname would you like us to use?

2. Which encryption algorithm is recommended for protecting data at rest in enterprise environments?

3. What is the block size of the AES encryption algorithm?

4. Which encryption algorithm is most suitable for securing TLS/SSL certificates?

5. In RSA, what is the relationship between the public and private keys?

6. True or False: AES is faster than RSA for bulk data encryption.

7. AES encryption processes data in how many rounds for a 128-bit key?

8. ECC achieves equivalent security to RSA-2048 with approximately ____ bits.

9. Which mode of operation is commonly paired with AES for secure communication?

10. RSA-2048 refers to a key size of ____ bits.

11. What is the primary use case for ECC in modern security?

12. Which key is used to encrypt data in RSA?

13. True or False: RSA can be used for both encryption and digital signatures.

14. AES is a symmetric cipher based on which design principle?

15. What is the primary advantage of ECC over RSA?

16. Which encryption method requires secure key distribution before communication?

17. ECC stands for ____.

18. AES supports which key sizes?

19. RSA relies on the computational difficulty of which mathematical problem?

20. Which encryption algorithm is classified as asymmetric?