What is the reasoning behind the need for cryptography within an organization? First, explain why cryptography is needed based on the potential vulnerabilities present in the absence of an encrypted network.

Next, consider the following exercise:

First a short hidden message in the list of words below.

carrot fiasco nephew spring rabbit

sonata tailor bureau legacy sorona

travel bikini object happen soften

picnic option waited effigy adverb

report accuse animal shriek esteem

oyster

Hint: First and last

Evaluate this code sequence and attempt to decode this string of characters.