What is the known plaintext attack used against DES which gives the result that encrypting plaintext with one DES key followed by encrypting it with a second DES key is no more secure than using a single key?

Last Updated on August 7, 2021 by Admin 1

What is the known plaintext attack used against DES which gives the result that encrypting plaintext with one DES key followed by encrypting it with a second DES key is no more secure than using a single key?

  • Man-in-the-middle attack
  • Meet-in-the-middle attack
  • Replay attack
  • Traffic analysis attack

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