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When using public key encryption to secure data being transmitted across a network:

A.
both the key used to encrypt and decrypt the data are public.

B.
the key used to encrypt is private, but the key used to decrypt the data is public.

C.
the key used to encrypt is public, but the key used to decrypt the data is private.

D.
both the key used to encrypt and decrypt the data are private.

Explanation:
Public key encryption, also known as asymmetric key cryptography, uses a public key to encrypt
the message and a private key to decrypt it.

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