From: Mart Lubbers <mart@martlubbers.net>
Date: Wed, 11 Jun 2014 20:14:20 +0000 (+0200)
Subject: Truukjes section done, needs checking though
X-Git-Tag: 1.0~8
X-Git-Url: https://git.martlubbers.net/?p=linuxnijmegen-ssh.git;a=commitdiff_plain;h=cdcaab18ecc7930e18dc48bba2adfa8e1286e8d3

Truukjes section done, needs checking though

Notes need to be made for all the slides, als more detailed agent forwarding
needs to be explained
---

diff --git a/img/firefox_socks.png b/img/firefox_socks.png
new file mode 100644
index 0000000..9c20532
Binary files /dev/null and b/img/firefox_socks.png differ
diff --git a/pres.tex b/pres.tex
index 9a9fda6..65205fa 100644
--- a/pres.tex
+++ b/pres.tex
@@ -18,13 +18,10 @@
 }
 
 \lstset{
-	basicstyle=\footnotesize,
+	basicstyle=\tiny,
 	breakatwhitespace=false,
 	breaklines=true,
-	frame=L,
 	keepspaces=true,
-	numbers=left,
-	numberstyle=\tiny,
 	tabsize=2
 }
 
diff --git a/truuk.tex b/truuk.tex
index 546a4ba..37f6ea6 100644
--- a/truuk.tex
+++ b/truuk.tex
@@ -1,12 +1,12 @@
-\begin{frame}
+\begin{frame}[fragile]
 	\frametitle{Public key authentication}
 	\pause
-	\begin{block}{Standaard key file}
-		\textasciitilde/.ssh/idrsa\\
+	\begin{block}{Nut}
+		Mogelijk geen wachtwoord en veiliger
 	\end{block}
 	\pause
 	\begin{block}{Command line vlag}
-		\lstinline{\$ ssh -i ~/.ssh/keyfile user@server.nl}
+		\lstinline{ssh -i ~/.ssh/keyfile user@server.nl}
 	\end{block}
 	\pause
 	\begin{block}{Config file}
@@ -14,18 +14,141 @@
 	\end{block}
 \end{frame}
 
-\begin{frame}
+\begin{frame}[fragile]
+	\frametitle{Public key authentication}
+	\framesubtitle{Genereren van een sleutelpaar}
+	\begin{block}{\$ ssh-keygen}
+		\begin{lstlisting}
+Generating public/private rsa key pair.
+Enter file in which to save the key (/home/user/.ssh/id_rsa):
+		/home/user/.ssh/github
+Enter passphrase (empty for no passphrase): 
+Enter same passphrase again: 
+Your identification has been saved in /home/user/.ssh/github.
+Your public key has been saved in /home/user/.ssh/github.pub.
+The key fingerprint is:
+92:92:6e:b8:3f:d5:76:e8:1b:73:ed:97:c4:e5:87:ba user@system
+The key's randomart image is:
++--[ RSA 2048]----+
+|                 |
+|                 |
+|                 |
+|     . .        .|
+|    o o.S.   . + |
+|   o ...+ ..  + o|
+|  . o. oo.. .o ..|
+|   o.   .+ .. o  |
+|  ....  ..  Eo   |
++-----------------+
+		\end{lstlisting}
+	\end{block}
+\end{frame}
+
+\begin{frame}[fragile]
+	\frametitle{Public key authentication}
+	\framesubtitle{Installeren van een sleutel}
+	\begin{block}{Publieke sleutel: \textasciitilde/.ssh/github.pub}
+		\begin{lstlisting}
+ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDBrgcK05XzRRbtmPyXQner5ef8
+suOAErDvInRDQbl2bjR0PGizL2t5lM9zE+mS0HHigteGLKma1NxVBBeam0CrodJN
+BcW55x3LR/2fLSujUqcloQNwLUpD5da6eGg9yPo1fEaAOK1ssHGA30o6nmDEZEHy
+PFgBtPwtDw5TPXPpzslaJx1u7CdeyzqpYsUycxzboy3GBcCsvG4nzD4C9vd0yk5o
+jlDeECul4mwyg7NuEjltaY89RzrSa8NtqtURyg/JFQW2IVGe+oBXeTL/eQRuo1Nj
+GhYyPm1VMVM+NvaYQZXxGfLpoDoP2V+deD+gP5DuC8WW4LSGnkHKhDEin0Yl mar
+t@valhalla
+		\end{lstlisting}
+	\end{block}
+	\pause
+	\begin{block}{Geheime sleutel: \textasciitilde/.ssh/github}
+		\begin{lstlisting}
+-----BEGIN RSA PRIVATE KEY-----
+9RnNnrD2DkJBqoX/Aph2wVZg1y/I8t27C7yPR66xUNyHWG4J+k+q7REhA/K4fvjl
+NNvNtbc4EeNI+NxaaftH1qo6yBIF5yDwuEYKixeconLCeGl9/exdlyMyXbuuTrU9
+d5DgKnWxgJPHnDjmwqTeX3A5S34m/qJKK67IF9WqedeHxeMKzMZYcZpcsFxdvHk/
+...
+-----END RSA PRIVATE KEY-----
+		\end{lstlisting}
+	\end{block}
+	\pause
+	\begin{block}{Installeren op de server}
+		De inhoud van het publieke bestand moet in
+		\lstinline{~/.ssh/authorized_keys} komen te staan
+	\end{block}
+\end{frame}
+
+\begin{frame}[fragile]
 	\frametitle{X forwarding}
+	\begin{block}{Nut}
+		Grafische programma's draaien op een machine die niet perse binnen
+		handbereik is.
+	\end{block}
+	\pause
+	\begin{block}{Command line vlag}
+		\lstinline{ssh -X user@server.nl}
+	\end{block}
+	\pause
+	\begin{block}{Config file}
+		\lstinline{ForwardX11 yes}
+	\end{block}
+	\pause
+	\begin{block}{Caveat}
+		Veiligheid
+	\end{block}
 \end{frame}
 
 \begin{frame}
 	\frametitle{Port forwarding}
+	\begin{block}{Nut}
+		Onversleutelde communicatie versleutelen
+	\end{block}
+	\pause
+	\begin{block}{Command line vlag}
+		\lstinline{ssh -L port:host:hostport}\\
+		\lstinline{ssh -R port:host:hostport}
+	\end{block}
+	\pause
+	\begin{block}{Config file}
+		\lstinline{LocalForward port host:hostport}\\
+		\lstinline{RemoteForward port host:hostport}
+	\end{block}
 \end{frame}
 
 \begin{frame}
 	\frametitle{Agent forwarding}
+	\begin{block}{Nut}
+		Je SSH cache meenemen naar een andere server
+	\end{block}
+	\pause
+	\begin{block}{Command line vlag}
+		\lstinline{ssh -A user@system}
+	\end{block}
+	\pause
+	\begin{block}{Config file}
+		\lstinline{ForwardAgent yes}
+	\end{block}
 \end{frame}
 
 \begin{frame}
 	\frametitle{SOCKS proxy}
+	\begin{block}{Nut}
+		Al je internet verkeer via een \textit{vertrouwde} locatie laten lopen
+	\end{block}
+	\pause
+	\begin{block}{Command line vlag}
+		\lstinline{ssh -D port}
+	\end{block}
+	\pause
+	\begin{block}{Config file}
+		\lstinline{DynamicForward port}
+	\end{block}
+	\pause
+	\begin{block}{Instellen in Chromium}
+		\lstinline{chromium --proxy-server="socks5://host:8080" --host-resolver-rules="MAP * 0.0.0.0 , EXCLUDE host"}
+	\end{block}
+\end{frame}
+
+\begin{frame}
+	\frametitle{Instellen in Firefox}
+	Edit - Preferences - Advanced - Network - Settings
+	\includegraphics[width=200px]{./img/firefox_socks.png}
 \end{frame}