AWS Certified SysOps Administrator – Associate (legacy) — Question 837

AWS KMS (Key Management Service) uses symmetric key cryptography to perform encryption and decryption. Symmetric key cryptography uses the same algorithm and key to both encrypt and de-crypt digital data. The unencrypted data is typically called plaintext whether it is text or not, and the encrypted data is typically called _____.

Answer options

• A. ciphertext
• B. symtext
• C. encryptext
• D. cryptext

Correct answer: A

Explanation

In cryptography, ciphertext is the standard term used to describe data that has been encrypted to make it unreadable. Plaintext refers to the original unencrypted data, while terms like symtext, encryptext, and cryptext are fabricated distractors and not recognized cryptographic terminology.