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6 \begin{document} |
6 \begin{document} |
7 |
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8 \section*{Homework 4} |
8 \section*{Homework 4} |
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10 \begin{enumerate} |
10 \begin{enumerate} |
11 \item Voice voting is the method of casting a vote in the `open air' for everyone |
11 \item Explain what is meant by \emph{Kerckhoffs' principle}. |
12 present to hear. Which of the following security requirements do paper ballots |
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13 satisfy better than voice voting? Check all that apply and give a brief explanation |
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14 for your decision. |
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15 |
12 |
16 \begin{itemize} |
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17 \item[$\Box$] Integrity\bigskip\bigskip |
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18 \item[$\Box$] Enfranchisement\bigskip\bigskip |
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19 \item[$\Box$] Ballot secrecy\bigskip\bigskip |
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20 \item[$\Box$] Voter authentication\bigskip\bigskip |
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21 \item[$\Box$] Availability\bigskip\bigskip |
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22 \end{itemize} |
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23 |
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24 |
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25 \item Explain how an attacker can use chain voting in order to influence the outcome of a |
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26 poll using paper ballots. |
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27 |
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28 \item Which of the following mechanisms help with defending against chain voting? Check all |
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29 that apply. Give a brief reason for each defence that mitigates chain voting attacks. |
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30 |
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31 \begin{itemize} |
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32 \item[$\Box$] Using a glass ballot box to make it clear there are no ballots in the box before the start of the election. |
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33 \item[$\Box$] Distributing ballots publicly before the election. |
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34 \item[$\Box$] Checking that a voter's ID (drivers license, passport) matches the voter. |
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35 \item[$\Box$] Each ballot has a unique ID. When a voter is given a ballot, the ID is recorded. When the voter submits his or her ballot, this ID is checked against the record. |
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36 \end{itemize} |
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37 |
13 |
38 \end{enumerate} |
14 \end{enumerate} |
39 |
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40 |
16 |
41 \end{document} |
17 \end{document} |