If the underlined area is “more dark” then the answer is D
<span>The supplicant creates a message digest by hashing the plaintext message.
The verb to hash basically means to chop, meaning that you make something large into a smaller version. So, if you want to digest a message, meaning to shorten it, to summarize it, you will have to hash, or shorten the plaintext message.
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I wrote my answer on my laptop, then took a photo and attached it. Hope it helps and it is what your looking for!