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14 %Bank vs Voting |
14 %Bank vs Voting |
15 %http://www.parliament.vic.gov.au/images/stories/committees/emc/2010_Election/submissions/13_VTeague_EMC_Inquiry_No.6.pdf |
15 %http://www.parliament.vic.gov.au/images/stories/committees/emc/2010_Election/submissions/13_VTeague_EMC_Inquiry_No.6.pdf |
16 |
16 |
17 % first cyber attack |
17 % first cyber attack |
18 %http://investigations.nbcnews.com/_news/2013/03/18/17314818-cyberattack-on-florida-election-is-first-known-case-in-us-experts-say |
18 %http://investigations.nbcnews.com/_news/2013/03/18/17314818-cyberattack-on-florida-election-is-first-known-case-in-us-experts-say |
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19 |
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20 \newcommand{\bl}[1]{\textcolor{blue}{#1}} |
19 |
21 |
20 \begin{document} |
22 \begin{document} |
21 |
23 |
22 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
24 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
23 \begin{frame}[t] |
25 \begin{frame}[t] |
123 \end{tabular} |
125 \end{tabular} |
124 \end{center} |
126 \end{center} |
125 |
127 |
126 \begin{itemize} |
128 \begin{itemize} |
127 \item in Unix systems: \texttt{hash(salt + password)}, or even |
129 \item in Unix systems: \texttt{hash(salt + password)}, or even |
128 \texttt{hash$^{\texttt{1500}}$(salt + password)} |
130 \texttt{hash$^{\texttt{1500}}$(salt + password)}\smallskip\pause |
129 |
131 \item Bruce Schneier in cases messages are long: \\ |
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132 instead of \texttt{m $\mapsto$ hash(m)},\\ use \texttt{m $\mapsto$ hash(hash(m) + m)} |
130 \end{itemize} |
133 \end{itemize} |
131 \end{frame} |
134 \end{frame} |
132 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
135 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
133 |
136 |
134 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
137 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
141 \end{tabular} |
144 \end{tabular} |
142 \end{center} |
145 \end{center} |
143 |
146 |
144 \end{frame} |
147 \end{frame} |
145 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
148 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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149 |
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150 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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151 \begin{frame}[c] |
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152 \frametitle{E-Voting} |
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153 |
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154 \begin{bubble}[9cm] |
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155 ``Any electronic voting system should provide at least the same |
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156 security, privacy and transparency as the system it replaces.'' |
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157 \end{bubble} |
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158 |
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159 \end{frame} |
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160 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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161 |
146 |
162 |
147 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
163 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
148 \begin{frame}[t] |
164 \begin{frame}[t] |
149 \frametitle{Voting as Security Problem} |
165 \frametitle{Voting as Security Problem} |
150 |
166 |