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Author Question: Which of the following does not occur when sending a message using a digital envelope? (a) The ... (Read 85 times)

B

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on: Jul 7, 2018
Which of the following does not occur when sending a message using a digital envelope?
 
  (a) The message is encrypted using a symmetric secret key.
  (b) The secret key is encrypted using public-key encryption.
  (c) A courier is used to transmit the symmetric secret keys between parties.
  (d) All of the above occur when sending a message using a digital envelope.

Question 2

Keys are made secure by choosing a(n) ________ so large that it is computationally infeasible to try all such combinations.
 
  (a) algorithm.
  (b) cipher.
  (c) key length.
  (d) key agreement protocol.


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Awesome

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Reply #1 on: Jul 7, 2018
Answer to Question 1

Ans: (c)

Answer to Question 2

Ans: (c)


B

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Reply 2 on: Jul 7, 2018
YES! Correct, THANKS for helping me on my review

nyrave

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Reply 3 on: Yesterday
:D TYSM

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