basic computer MCQ #16466

Which encryption method uses the same key for both encryption and decryption?

basic computer MCQ #16466

  1. Question 1

    Q1. Which encryption method uses the same key for both encryption and decryption?

    • A) Asymmetric encryption
    • B) Public-key cryptography
    • C) RSA encryption
    • D) Symmetric encryption

    Answer: Symmetric encryption

    Explanation: Symmetric encryption uses a single shared secret key for both encrypting and decrypting data, making it faster but requiring secure key exchange between parties.