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Data encryption

A. is mostly used by public networks

B. is mostly used by financial networks

C. cannot be used by private installations

D. is not necessary, since data cannot be intercepted

E. None of the above

Answer: Option B

Solution(By Examveda Team)

Data encryption is mostly used by financial networks
Data encryption translates data into another form, or code, so that only people with access to a secret key (formally called a decryption key) or password can read it. Encrypted data is commonly referred to as ciphertext, while unencrypted data is called plaintext.

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