Steganography is the practice of embedding hidden information within other data, such as images or audio files, to conceal its existence. Unlike cryptography, which secures messages by scrambling them, steganography aims to hide the very fact that a message is present. Therefore, the correct answer is option c.
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Steganography is the practice of embedding information into images or other media in a way that conceals it from view. This technique allows for covert communication without alerting anyone to the existence of hidden messages. Unlike cryptography, steganography hides the presence of a message rather than just scrambling it. ;