Croteau SY110 L18&19 AY25

What word is used to define a method to transform a message to conceal its meaning?

• cipher

• plaintext

• ciphertext

• key

What is the biggest challenge when deploying symmetric encryption?

• length of ciphertext

• key distribution

• encryption algorithm

• decryption speed

Which of the following is NOT a Cryptanalysis technique

• Frequency Analysis

• Known Plaintext Attack

• Electronic Key Management

• Brute Force Attack

If you just want to preserve Confidentiality using Asymmetric Encryption which key should you use to encrypt a message?

• Sender's Private Key

• Sender's Public Key

• Receiver's Private Key

• Receiver's Public Key

If you just want to Authenticate the sender when using Asymmetric Encryption which key should you use to encrypt a message?

• Sender's Private Key

• Sender's Public Key

• Receiver's Private Key

• Receiver's Public Key

What is the name of the attack if an adversary replaces the public key of your intended recipient with a new one they created?

• Brute Force Attack

• Man-in-the-Middle Attack

• Known Plaintext Attack

• Denial of Service Attack