diff -r e1e314c1bb61 -r efcac3016613 hws/hw04.tex
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+\documentclass{article}
+\usepackage{charter}
+\usepackage{hyperref}
+\usepackage{amssymb}
+
+\begin{document}
+
+\section*{Homework 4}
+
+\begin{enumerate}
+\item Voice voting is the method of casting a vote in the `open air' for everyone
+present to hear. Which of the following security requirements do paper ballots 
+satisfy better than voice voting? Check all that apply and give a brief explanation 
+for your decision.
+
+\begin{itemize}
+\item[$\Box$] Integrity\bigskip\bigskip
+\item[$\Box$] Enfranchisement\bigskip\bigskip
+\item[$\Box$] Ballot secrecy\bigskip\bigskip
+\item[$\Box$] Voter authentication\bigskip\bigskip
+\item[$\Box$] Availability\bigskip\bigskip
+\end{itemize}
+
+
+\item Explain how an attacker can use chain voting in order to influence the outcome of a 
+poll using paper ballots. 
+
+\item Which of the following mechanisms help with defending against chain voting? Check all 
+that apply. Give a brief reason for each defence that mitigates chain voting attacks.
+
+\begin{itemize}
+\item[$\Box$] Using a glass ballot box to make it clear there are no ballots in the box before the start of the election.
+\item[$\Box$] Distributing ballots publicly before the election.
+\item[$\Box$] Checking that a voter's ID (drivers license, passport) matches the voter.
+\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.
+\end{itemize}
+
+\end{enumerate}
+
+
+\end{document}
+
+%%% Local Variables: 
+%%% mode: latex
+%%% TeX-master: t
+%%% End: