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\documentclass[dvipsnames,14pt,t]{beamer}
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\usepackage{beamerthemeplainculight}
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\usepackage[T1]{fontenc}
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\usepackage[latin1]{inputenc}
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\usepackage{mathpartir}
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\usepackage[absolute,overlay]{textpos}
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\usepackage{ifthen}
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\usepackage{tikz}
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\usepackage{pgf}
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\usepackage{calc}
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\usepackage{ulem}
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\usepackage{courier}
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\usepackage{listings}
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\renewcommand{\uline}[1]{#1}
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\usetikzlibrary{arrows}
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\usetikzlibrary{automata}
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\usetikzlibrary{shapes}
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\usetikzlibrary{shadows}
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\usetikzlibrary{positioning}
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\usetikzlibrary{calc}
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\usepackage{graphicx}
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\definecolor{javared}{rgb}{0.6,0,0} % for strings
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\definecolor{javagreen}{rgb}{0.25,0.5,0.35} % comments
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\definecolor{javapurple}{rgb}{0.5,0,0.35} % keywords
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\definecolor{javadocblue}{rgb}{0.25,0.35,0.75} % javadoc
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\lstset{language=Java,
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basicstyle=\ttfamily,
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keywordstyle=\color{javapurple}\bfseries,
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stringstyle=\color{javagreen},
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commentstyle=\color{javagreen},
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morecomment=[s][\color{javadocblue}]{/**}{*/},
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numbers=left,
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numberstyle=\tiny\color{black},
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stepnumber=1,
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numbersep=10pt,
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tabsize=2,
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showspaces=false,
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showstringspaces=false}
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\lstdefinelanguage{scala}{
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morekeywords={abstract,case,catch,class,def,%
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do,else,extends,false,final,finally,%
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for,if,implicit,import,match,mixin,%
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new,null,object,override,package,%
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private,protected,requires,return,sealed,%
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super,this,throw,trait,true,try,%
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type,val,var,while,with,yield},
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otherkeywords={=>,<-,<\%,<:,>:,\#,@},
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sensitive=true,
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morecomment=[l]{//},
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morecomment=[n]{/*}{*/},
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morestring=[b]",
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morestring=[b]',
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morestring=[b]"""
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}
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\lstset{language=Scala,
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basicstyle=\ttfamily,
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keywordstyle=\color{javapurple}\bfseries,
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stringstyle=\color{javagreen},
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commentstyle=\color{javagreen},
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morecomment=[s][\color{javadocblue}]{/**}{*/},
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numbers=left,
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tabsize=2,
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showspaces=false,
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showstringspaces=false}
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% beamer stuff
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\renewcommand{\slidecaption}{APP 01, King's College London, 25.~September 2012}
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\begin{document}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\mode<presentation>{
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\begin{frame}<1>[t]
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\frametitle{%
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\begin{tabular}{@ {}c@ {}}
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\LARGE Access Control and \\[-3mm]
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\LARGE Privacy Policies (1)\\[-6mm]
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\end{tabular}}
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\begin{center}
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\includegraphics[scale=1.3]{pics/barrier.jpg}
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\end{center}
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\normalsize
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\begin{center}
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\begin{tabular}{ll}
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Email: & christian.urban at kcl.ac.uk\\
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Office: & S1.27 (1st floor Strand Building)\\
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Slides: & KEATS
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\end{tabular}
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\end{center}
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\end{frame}}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\mode<presentation>{
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\begin{frame}[c]
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\frametitle{\begin{tabular}{@ {}c@ {}}Security Engineers\end{tabular}}
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According to Bruce Schneier, {\bf security engineers} require
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a particular {\bf mindset}:\bigskip
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\begin{tikzpicture}
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\draw (0,0) node[inner sep=2mm,fill=cream, ultra thick, draw=red, rounded corners=2mm]
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{\normalsize\color{darkgray}
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\begin{minipage}{10cm}\raggedright\small
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``Security engineers --- at least the good ones --- see the world dif$\!$ferently.
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They can't walk into a store without noticing how they might shoplift. They can't
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use a computer without wondering about the security vulnerabilities. They can't
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vote without trying to figure out how to vote twice. They just can't help it.''
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\end{minipage}};
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\end{tikzpicture}
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\begin{flushright}
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\includegraphics[scale=0.0087]{pics/schneierbook1.jpg}\;
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\includegraphics[scale=0.0087]{pics/schneierbook2.jpg}\;
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\includegraphics[scale=0.85]{pics/schneier.png}
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\end{flushright}
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\end{frame}}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\mode<presentation>{
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\begin{frame}[c]
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\frametitle{\begin{tabular}{@ {}c@ {}}Chip-and-PIN\end{tabular}}
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\begin{center}
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\includegraphics[scale=0.3]{pics/creditcard1.jpg}\;
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\includegraphics[scale=0.3]{pics/creditcard2.jpg}
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\end{center}
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\begin{itemize}
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\item Chip-and-PIN was introduced in the UK in 2004
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\item before that customers had to sign a receipt\medskip
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\item Is Chip-and-PIN a more secure system?
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\end{itemize}
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\begin{flushright}
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\small\textcolor{gray}{(Some other countries still use the old method.)}
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\end{flushright}
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\end{frame}}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\mode<presentation>{
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\begin{frame}[c]
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\frametitle{\begin{tabular}{@ {}c@ {}}Yes\ldots\end{tabular}}
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\begin{tikzpicture}
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\draw (0,0) node[inner sep=2mm,fill=cream, ultra thick, draw=red, rounded corners=2mm]
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{\normalsize\color{darkgray}
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\begin{minipage}{10cm}\raggedright\small
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The Guardian (2006): ``Chip-and-PIN is so effective in this country that fraudsters are starting to move their activities overseas,''
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said Emile Abu-Shakra, spokesman for Lloyds TSB.
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\end{minipage}};
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\end{tikzpicture}\bigskip
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\begin{itemize}
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\item mag-stripe cards cannot be cloned anymore
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\item stolen or cloned cards need to be used abroad
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\item fraud on lost, stolen and counterfeit credit cards was down \pounds{}60m (24\%) on 2004's figure
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\end{itemize}
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\end{frame}}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\mode<presentation>{
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\begin{frame}[c]
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\frametitle{\begin{tabular}{c}BUT\ldots\end{tabular}}
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\begin{textblock}{1}(3,4)
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\begin{tabular}{c}
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\includegraphics[scale=0.3]{pics/bank.png}\\[-2mm]
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\small Bank
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\end{tabular}
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\end{textblock}
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\begin{textblock}{1}(7,4.5)
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\begin{tabular}{c}
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\includegraphics[scale=3]{pics/store.png}\\[-2mm]
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\end{tabular}
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\end{textblock}
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\only<2->{
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\begin{textblock}{1}(12,6.5)
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\begin{tabular}{c}
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\includegraphics[scale=0.8]{pics/factory.png}\\[-1mm]
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\small terminal\\[-2mm] \small producer
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\end{tabular}
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\end{textblock}}
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\begin{textblock}{1}(4.5,9.9)
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\begin{tabular}{c}
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\includegraphics[scale=0.16]{pics/rman.png}\\[-1mm]
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\small costumer / you
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\end{tabular}
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\end{textblock}
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\end{frame}}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\mode<presentation>{
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\begin{frame}[c]
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\frametitle{\begin{tabular}{c}Chip-and-PIN\end{tabular}}
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\begin{itemize}
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\item ``tamperesitant'' terminal playing Tetris on
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\textcolor{blue}{\href{http://www.youtube.com/watch?v=wWTzkD9M0sU}{youtube}}\\
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\textcolor{lightgray}{\footnotesize(\url{http://www.youtube.com/watch?v=wWTzkD9M0sU})}
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\end{itemize}
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\includegraphics[scale=0.2]{pics/tetris.jpg}
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\end{frame}}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\mode<presentation>{
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\begin{frame}[c]
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\frametitle{\begin{tabular}{c}Chip-and-PIN\end{tabular}}
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\begin{itemize}
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\item in 2006, Shell petrol stations stopped accepting Chip-and-PIN after \pounds{}1m had been stolen from customer accounts
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\item in 2008, hundreds of card readers for use in Britain, Ireland, the Netherlands, Denmark, and Belgium had been
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expertly tampered with shortly after manufacture so that details and PINs of credit cards were sent during the 9 months
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before over mobile phone networks to criminals in Lahore, Pakistan
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\end{itemize}
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\end{frame}}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\mode<presentation>{
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\begin{frame}[c]
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\frametitle{\begin{tabular}{c}Chip-and-PIN is Broken\end{tabular}}
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\begin{flushright}
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\includegraphics[scale=0.01]{pics/andersonbook1.jpg}\;
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\includegraphics[scale=1.5]{pics/anderson.jpg}
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\end{flushright}
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\begin{itemize}
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\item Man-in-the-middle attacks by the group around Ross Anderson\medskip
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\end{itemize}
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\begin{center}
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\includegraphics[scale=0.5]{pics/chip-attack.png}
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\end{center}
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\end{frame}}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\mode<presentation>{
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\begin{frame}[c]
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\frametitle{\begin{tabular}{@ {}c@ {}}Chip-and-PIN is Really Broken\end{tabular}}
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\begin{flushright}
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\includegraphics[scale=0.01]{pics/andersonbook1.jpg}\;
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\includegraphics[scale=1.5]{pics/anderson.jpg}
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\end{flushright}
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\begin{itemize}
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\item same group successfully attacked last this year card readers and ATM machines
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\item the problem: several types of ATMs generate poor random numbers, which are used as nonces
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\end{itemize}
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\end{frame}}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\mode<presentation>{
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\begin{frame}[c]
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\frametitle{\begin{tabular}{c}The Problem\ldots\end{tabular}}
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\begin{textblock}{1}(3,4)
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\begin{tabular}{c}
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\includegraphics[scale=0.3]{pics/bank.png}\\[-2mm]
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\small Bank
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\end{tabular}
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\end{textblock}
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\begin{textblock}{1}(7,4.5)
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\begin{tabular}{c}
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\includegraphics[scale=3]{pics/store.png}\\[-2mm]
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\end{tabular}
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\end{textblock}
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\begin{textblock}{1}(12,6.5)
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\begin{tabular}{c}
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\includegraphics[scale=0.8]{pics/factory.png}\\[-1mm]
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\small terminal\\[-2mm] \small producer
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\end{tabular}
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\end{textblock}
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\begin{textblock}{1}(4.5,9.9)
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\begin{tabular}{c}
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\includegraphics[scale=0.13]{pics/rman.png}\\[-1mm]
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\small costumer / you
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\end{tabular}
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\end{textblock}
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\begin{textblock}{14}(1,13.5)
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\begin{itemize}
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\item the burden of proof for fraud and financial liability shifted to the costumer
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\end {itemize}
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\end{textblock}
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\end{frame}}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\mode<presentation>{
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\begin{frame}[c]
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\frametitle{\begin{tabular}{c}Screwed Again\end{tabular}}
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\begin{flushright}
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\includegraphics[scale=0.3]{pics/rbssecure.jpg}
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\end{flushright}
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0
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\begin{itemize}
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1
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\item {\bf Responsibility}\\
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350 |
``You understand that you are financially responsible for all uses of RBS Secure.''\\
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351 |
\textcolor{lightgray}{\footnotesize\url{https://www.rbssecure.co.uk/rbs/tdsecure/terms_of_use.jsp}}
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0
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\end{itemize}
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\end{frame}}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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2
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\mode<presentation>{
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359 |
\begin{frame}[c]
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3
|
360 |
\frametitle{\begin{tabular}{c}Web Applications\end{tabular}}
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2
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361 |
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362 |
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363 |
\begin{textblock}{1}(2,5)
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\begin{tabular}{c}
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365 |
\includegraphics[scale=0.15]{pics/servers.png}\\[-2mm]
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\small Servers from\\[-2mm]
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367 |
\small Dot.com Inc.
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368 |
\end{tabular}
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369 |
\end{textblock}
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370 |
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371 |
\begin{textblock}{1}(9,5.5)
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372 |
\begin{tabular}{c}
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\includegraphics[scale=0.15]{pics/laptop.png}\\[-2mm]
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\small Client
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\end{tabular}
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\end{textblock}
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377 |
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378 |
\begin{textblock}{13}(1,13)
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379 |
\begin{itemize}
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380 |
\item What are pitfalls and best practices?
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\end{itemize}
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\end{textblock}
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383 |
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384 |
\end{frame}}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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386 |
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3
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387 |
% linkedIn password
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388 |
% http://erratasec.blogspot.co.uk/2012/06/confirmed-linkedin-6mil-password-dump.html
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2
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389 |
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3
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390 |
% rainbow tables
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391 |
% http://en.wikipedia.org/wiki/Rainbow_table
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392 |
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393 |
% Unix password
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|
394 |
% http://ubuntuforums.org/showthread.php?p=5318038
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395 |
|
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396 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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|
397 |
\mode<presentation>{
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398 |
\begin{frame}[c]
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399 |
\frametitle{\begin{tabular}{c}Brute Forcing Passwords\end{tabular}}
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|
400 |
|
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401 |
\begin{itemize}
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|
402 |
\item How fast can hackers crack passwords? \pause
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403 |
|
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|
404 |
\item The answer is 2 billion per second using a Radeon HD 7970
|
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|
405 |
\end{itemize}
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406 |
|
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407 |
|
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408 |
\begin{center}
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|
409 |
\begin{tabular}{rl}
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|
410 |
password length & time\smallskip\\\hline
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|
411 |
5 letters & 5 secs\\
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412 |
6 letters & 500 secs\\
|
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|
413 |
7 letters & 13 hours\\
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|
414 |
8 letters & 57 days\\
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|
415 |
9 letters & 15 years\\
|
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|
416 |
\end{tabular}
|
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|
417 |
\end{center}
|
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|
418 |
|
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|
419 |
\small
|
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|
420 |
5 letters $=$ 100$^5$ $=$ 10 billion combinations\\
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|
421 |
(1 letter $\approx$ upper case, lower case, digits, symbols)
|
|
|
422 |
|
|
|
423 |
\end{frame}}
|
|
|
424 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
425 |
|
|
4
|
426 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
427 |
\mode<presentation>{
|
|
|
428 |
\begin{frame}[c]
|
|
|
429 |
\frametitle{\begin{tabular}{c}Privacy\end{tabular}}
|
|
|
430 |
|
|
|
431 |
|
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|
432 |
\begin{itemize}
|
|
|
433 |
\item Scott McNealy: \\``You have zero privacy anyway. Get over it.''
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|
434 |
\end{itemize}
|
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|
435 |
|
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|
436 |
\end{frame}}
|
|
|
437 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
438 |
|
|
3
|
439 |
|
|
|
440 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
441 |
\mode<presentation>{
|
|
|
442 |
\begin{frame}[c]
|
|
|
443 |
\frametitle{\begin{tabular}{c}Passwords\end{tabular}}
|
|
|
444 |
|
|
|
445 |
\begin{itemize}
|
|
|
446 |
\item How do recover from a break in?
|
|
|
447 |
\end{itemize}
|
|
|
448 |
|
|
|
449 |
\end{frame}}
|
|
|
450 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
451 |
|
|
|
452 |
|
|
|
453 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
454 |
\mode<presentation>{
|
|
|
455 |
\begin{frame}[c]
|
|
|
456 |
\frametitle{\begin{tabular}{c}Thinking as a Defender\end{tabular}}
|
|
|
457 |
|
|
|
458 |
\begin{itemize}
|
|
|
459 |
\item What are we trying to protect?
|
|
|
460 |
\item What properties are we trying to enforce?\medskip
|
|
|
461 |
|
|
|
462 |
\item Who are the attackers? Capabilities? Motivations?
|
|
|
463 |
\item What kind of attack are we trying to protect?
|
|
|
464 |
\item Who can fix any vulnerabilities?\medskip
|
|
|
465 |
|
|
|
466 |
\item What are the weaknesses of the system?
|
|
|
467 |
\item What will successful attacks cost us?
|
|
|
468 |
\item How likely are the attacks?\medskip
|
|
|
469 |
|
|
|
470 |
\item Security almost always is {\bf not} free!
|
|
|
471 |
\end{itemize}
|
|
|
472 |
|
|
|
473 |
\end{frame}}
|
|
|
474 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
2
|
475 |
|
|
|
476 |
|
|
|
477 |
|
|
|
478 |
|
|
|
479 |
|
|
|
480 |
|
|
|
481 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
482 |
\mode<presentation>{
|
|
|
483 |
\begin{frame}[c]
|
|
|
484 |
\frametitle{\begin{tabular}{c}The Security Mindset\end{tabular}}
|
|
|
485 |
|
|
|
486 |
\begin{itemize}
|
|
|
487 |
\item How things can go wrong.
|
|
|
488 |
\item Think outside the box.
|
|
|
489 |
\end{itemize}
|
|
|
490 |
|
|
|
491 |
The difference between a criminal is to only think about how things can go wrong.
|
|
|
492 |
|
|
|
493 |
\end{frame}}
|
|
|
494 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
495 |
|
|
0
|
496 |
|
|
|
497 |
|
|
|
498 |
\end{document}
|
|
|
499 |
|
|
|
500 |
%%% Local Variables:
|
|
|
501 |
%%% mode: latex
|
|
|
502 |
%%% TeX-master: t
|
|
|
503 |
%%% End:
|
|
|
504 |
|