slides06.tex
changeset 62 e8071a3f13b2
parent 61 31de247cfb5b
equal deleted inserted replaced
61:31de247cfb5b 62:e8071a3f13b2
   254 \end{itemize}
   254 \end{itemize}
   255   
   255   
   256   \end{frame}}
   256   \end{frame}}
   257   %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   257   %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   258 
   258 
   259 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   259 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   260 \mode<presentation>{
   260 \mode<presentation>{
   261 \begin{frame}[c]
   261 \begin{frame}[c]
   262 \frametitle{Inference Rules}
   262 \frametitle{Inference Rules}
   263 
   263 
   264 \begin{center}
   264 \begin{center}
   265 \bl{\infer{\Gamma, F\vdash F}{}}\bigskip\\
   265 \bl{\infer{\Gamma, F\vdash F}{}}\bigskip\\
   266 
   266 
   267 \bl{\infer{\Gamma \vdash F_2}{\Gamma \vdash F_1 \Rightarrow F_2 \quad \Gamma \vdash F_2}}
   267 \bl{\infer{\Gamma \vdash F_2}{\Gamma \vdash F_1 \Rightarrow F_2 \quad \Gamma \vdash F_1}}
   268 \qquad
   268 \qquad
   269 \bl{\infer{\Gamma \vdash F_1 \Rightarrow F_2}{F_1, \Gamma \vdash F_2}}\bigskip\\
   269 \bl{\infer{\Gamma \vdash F_1 \Rightarrow F_2}{F_1, \Gamma \vdash F_2}}\bigskip\\
   270 
   270 
   271 \bl{\infer{\Gamma \vdash P\,\text{says}\, F}{\Gamma \vdash F}}\medskip\\
   271 \bl{\infer{\Gamma \vdash P\,\text{says}\, F}{\Gamma \vdash F}}\medskip\\
   272 
   272 
   523   \end{center}\medskip\pause
   523   \end{center}\medskip\pause
   524 
   524 
   525   \item Decryption of Alice's message\smallskip
   525   \item Decryption of Alice's message\smallskip
   526   \begin{center}
   526   \begin{center}
   527   \bl{\mbox{\infer{\Gamma \vdash \text{Alice}\;\text{says}\;m}
   527   \bl{\mbox{\infer{\Gamma \vdash \text{Alice}\;\text{says}\;m}
   528               {\Gamma \vdash \text{Alice}\;\text{says}\;\{m\}_K & \Gamma \vdash K}}}
   528               {\Gamma \vdash \text{Alice}\;\text{says}\;\{m\}_K & \Gamma \vdash \text{Alice}\,\text{says}\,K}}}
   529   \end{center}
   529   \end{center}
   530   \end{itemize}
   530   \end{itemize}
   531 
   531 
   532   \end{frame}}
   532   \end{frame}}
   533   %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
   533   %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
   539 
   539 
   540   \begin{itemize}
   540   \begin{itemize}
   541   \item Encryption of a message\smallskip
   541   \item Encryption of a message\smallskip
   542   \begin{center}
   542   \begin{center}
   543   \bl{\mbox{\infer{\Gamma \vdash \text{Alice}\;\text{says}\;\{m\}_K}
   543   \bl{\mbox{\infer{\Gamma \vdash \text{Alice}\;\text{says}\;\{m\}_K}
   544               {\Gamma \vdash \text{Alice}\;\text{says}\;m & \Gamma \vdash K}}}
   544               {\Gamma \vdash \text{Alice}\;\text{says}\;m & \Gamma \vdash \text{Alice}\,\text{says}\,K}}}
   545   \end{center}
   545   \end{center}
   546   \end{itemize}
   546   \end{itemize}
   547 
   547 
   548   \end{frame}}
   548   \end{frame}}
   549   %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%     
   549   %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%     
   614   \begin{center}
   614   \begin{center}
   615   \bl{\begin{tabular}{l}
   615   \bl{\begin{tabular}{l}
   616   $A$ sends $S$ : $\textit{Connect}(A,B)$\\  
   616   $A$ sends $S$ : $\textit{Connect}(A,B)$\\  
   617   \bl{$S \,\text{says}\, (\textit{Connect}(A,B) \Rightarrow$}\\ 
   617   \bl{$S \,\text{says}\, (\textit{Connect}(A,B) \Rightarrow$}\\ 
   618   \hspace{2.5cm}\bl{$\{K_{AB}\}_{K_{AS}} \wedge 
   618   \hspace{2.5cm}\bl{$\{K_{AB}\}_{K_{AS}} \wedge 
   619   \{\{K_{AB}\}_{K_{BS}}\}\_{K_{AS}})$}\\
   619   \{\{K_{AB}\}_{K_{BS}}\}_{K_{AS}})$}\\
   620  $S$ sends $A$ : $\{K_{AB}\}_{K_{AS}}$ \bl{$\wedge$} $\{\{K_{AB}\}_{K_{BS}}\}_{K_{AS}}$\\
   620  $S$ sends $A$ : $\{K_{AB}\}_{K_{AS}}$ \bl{$\wedge$} $\{\{K_{AB}\}_{K_{BS}}\}_{K_{AS}}$\\
   621   $A$ sends $B$ : $\{K_{AB}\}_{K_{BS}}$\\
   621   $A$ sends $B$ : $\{K_{AB}\}_{K_{BS}}$\\
   622   $A$ sends $B$ : $\{m\}_{K_{AB}}$
   622   $A$ sends $B$ : $\{m\}_{K_{AB}}$
   623   \end{tabular}}
   623   \end{tabular}}
   624   \end{center}\bigskip\pause
   624   \end{center}\bigskip\pause