\begin{frame}[fragile]
+       \frametitle{Gebruikersniveau}
        \begin{lstlisting}
 Host nas
     HostName 192.168.0.102
 
        \frametitle{AutoSSH}
        Automatisch ssh verbindingen open houden
 \end{frame}
+
+\begin{frame}[fragile]
+       \frametitle{Even terug naar de truukjes: Hergebruik}
+       \begin{block}{Nut}
+               Snelheid en belasting netwerk\\
+               Werkt ook voor scp, sftp etc...
+       \end{block}
+       \begin{block}{Command line}
+               \lstinline{ssh -S /path/socket.socket frobnicator@foobarbaz.com}
+       \end{block}
+       \begin{block}{Config}
+               \begin{lstlisting}
+ControlPath /tmp/ssh-%r@%h:%p
+ControlMaster auto
+               \end{lstlisting}
+       \end{block}
+
+\end{frame}
 
 
 \title[SSH]{Secure Shell(SSH)}
 \subtitle{Meer dan alleen remote shell}
-\author{Mart Lubbers}
+\author{Mart Lubbers\\
+mart@martlubbers.net\\
+https://github.com/dopefishh/ssh-pres
+}
 \date{\today}
 \subject{SSH}
 
        \section{Programma's die SSH gebruiken}
        \input{ext.tex}
 
-       \section{Samenvatting}
-       \input{samen.tex}
-
+       \section{Vragen}
+       \begin{frame}
+               \frametitle{Vragen}
+               \includegraphics[width=\linewidth]{./img/xkcd.png}
+       \end{frame}
 \end{document}
-
 
        \end{block}
        \pause
        \begin{block}{Verder}
-               \lstinline{man sshd_config}
+               \begin{enumerate}
+                       \item PermitOpen
+                       \item X11Forwarding
+                       \item PermitRootLogin
+                       \item ChrootDirectory
+                       \item ...
+                       \item \lstinline{$ man sshd_config}
+               \end{enumerate}
        \end{block}
 \end{frame}
 
        \end{block}
 \end{frame}
 
+\begin{frame}[fragile]
+       \frametitle{Public key authentication}
+       \begin{block}{\textasciitilde/.ssh/authorized\_keys}
+               \begin{lstlisting}
+option1="option1value",option2="option2value"...optionn="optionnvalue" ssh-rsa\
+AAAB4N.....
+               \end{lstlisting}
+       \end{block}
+\end{frame}
+
 \begin{frame}[fragile]
        \frametitle{X forwarding}
        \begin{block}{Nut}
                \lstinline{Compression yes}
        \end{block}
 \end{frame}
-