25 \item Why do zero-knowledge protocols require an NP-problem as building

    25 \item Why do zero-knowledge protocols require an NP-problem as building

    26   block?

    26   block?

    27 

    27 

    28 \item Why is it a good choice in a ZKP to flip a coin when requesting a 

    28 \item Why is it a good choice in a ZKP to flip a coin when requesting a 

    29   proof from the person who knows the secret?

    29   proof from the person who knows the secret?

    30 \end{enumerate}

    32 \end{enumerate}

    31 

    33 

    32 \end{document}

    34 \end{document}

    33 

    35 

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