Data can be securely encoded using encryption. So, D is the right response.
Information is converted into a secret code through the process of encryption, which obscures its original purpose. Cryptography is the field of study that focuses on information encryption and decryption. Different forms of data are referred to in the computer industry by the words ciphertext and plaintext.
The two types of encryption that are currently most frequently employed are symmetric and asymmetric. The name of the phrase depends on whether the same key is used for encryption and decryption.
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