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  • Encryption, Error Control, AI Online Quiz
  • What is symmetric key encryption?
Multiple choice

What is symmetric key encryption?

  1. When the keys to encode and decode the message are the same.

  2. When different keys are used to encode and decode a message.

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A Correct answer
Explanation

Symmetric encryption uses the same secret key for both the encryption of plaintext and the decryption of ciphertext.

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