True or False? In a known$-$plaintext attack $($KPA$),$ the cryptanalyst has access only to a segment of encrypted data and has no choice as to what that data might be$.$

Group of answer choices

True

False

Flag question: Question $15$

Question $154$ pts

True or False? You can break a cipher by analyzing the ciphertext to find the plaintext or key or by analyzing the ciphertext and its associated plaintext to find the key.

Group of answer choices

True

False

Flag question: Question $16$

Question $164$ pts

Maria receives a ciphertext message from her colleague Wen. What type of function does Maria need to use to read the plaintext message?

Group of answer choices

Encryption

Hashing

Decryption

Validation