Question

Symmetric key algorithms depend on the shared secret encryption key. What are symmetric key algorithms?

Answer 1

D.

number of bits in a key used by an algorithm

Step-by-step explanation:

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Answer 2

AES or Rijndael is one example of a symmetric encryption algorithm.

Step-by-step explanation:

With these type of algorithms, the key for encrypting is the same as for decrypting, so sender and receiver need to safely share this key without any third party getting a hold of it.