Forum Privatheit 2020 hinzugefügt
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2020.11.13-ForumPrivatheit.pdf
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2020.11.13-ForumPrivatheit.tex
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\documentclass[t,aspectratio=169]{beamer}
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\usetheme{ffmodernneu} %% Themenwahl
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\usepackage[ngerman]{babel}
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\usepackage[T1]{fontenc} % richtige Silbentrennung
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\usepackage[utf8]{inputenc} % Umlaute etc.!
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\usepackage{eurosym}
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\usepackage{tikz}
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\usepackage{pgffor}
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\usetikzlibrary{arrows,decorations.pathmorphing,backgrounds,fit,positioning,shapes.symbols,chains}
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%-----------------
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\title{Über die Organisation und\\ Entwicklung von Freifunk}
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\author{\newline\newline\newline\newline\newline\newline\newline\newline Matthias Marx und Leo Krüger}
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\date{Forum Privatheit, 13. November 2020}
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%\license{CC-BY-3.0}
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\begin{document}
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\maketitle
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%-----------------
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\begin{frame}{Was ist Freifunk?}
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\begin{itemize}
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\item Initiative für freie, offene, kostenlose Netzwerke
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\item Nichtkommerzielles Netz in Nutzerhand
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\item Steht allen offen
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\item Nutzt freie, quelloffene Programme
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\item Netzneutral
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\end{itemize}
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\end{frame}
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%-----------------
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||||||
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\begin{frame}{Verbreitung}
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\vspace{-2em}
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\begin{columns}
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\begin{column}{0.6\textwidth}
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\begin{itemize}
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\item Mehr als 50.000 Zugangspunkte an mehr als 400 Orten
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\item Zunehmend Unterstützung durch Bund und Länder
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\end{itemize}
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\end{column}
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\begin{column}{0.4\textwidth}
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\begin{center}
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\includegraphics[height=0.8\textheight]{Bilder/community-map-2020-11-12}
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\end{center}
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\end{column}
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\end{columns}
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\end{frame}
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%-----------------
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\begin{frame}{Freifunkknoten}
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\vspace{-2em}
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\begin{columns}
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\begin{column}{0.4\textwidth}
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\begin{center}
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||||||
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\includegraphics[width=\textwidth]{Bilder/841-cut}
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\end{center}
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\end{column}
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\begin{column}{0.4\textwidth}
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\begin{center}
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\includegraphics[width=\textwidth]{netz-klein}
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\end{center}
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\end{column}
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\end{columns}
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||||||
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\end{frame}
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%-----------------
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\begin{frame}{\href{https://wiki.freifunk.net/Freifunk_Hamburg/Richtfunknetz}{Richtfunknetze}}
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\vspace{-1em}
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\includegraphics[width=\textwidth]{Bilder/fux}
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\begin{columns}
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\begin{column}{0.6\textwidth}
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\begin{itemize}
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||||||
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\item Eigene Infrastruktur
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\begin{itemize}
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\item Unabhängigkeit von Internetprovidern
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\item Kostengünstiger als Kabelverlegung
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\end{itemize}
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\end{itemize}
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\end{column}
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\begin{column}{0.4\textwidth}
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\begin{center}
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\vspace{-3.5em}
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\includegraphics[width=.7\textwidth]{Bilder/richtfunkmast2}
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\end{center}
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\end{column}
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\end{columns}
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\end{frame}
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\begin{frame}{Freifunk Hamburg}
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\begin{itemize}
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\item Seit 2002 in Berlin, ca. 2003 zum ersten Mal in Hamburg
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\item 2012: Neustart. Wachstum auf mehr als 1100 Knoten und 2500 Nutzer*innen
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\item Früher: VPN ins Ausland
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\item Professionalisierung: Providerstatus, Autonomes System, Internetzugang in Deutschland
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\item Keine laufenden Kosten, komplett aus Spenden finanziert
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\end{itemize}
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\end{frame}
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\begin{frame}{Freifunk für Geflüchtete}
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\begin{itemize}
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\item Ab 2013 in Hamburg: Versorgung vieler Flüchtlingsunterkünfte
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\item Deutschlandweites Thema für Freifunk
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\item Von technischer Spielerei zur Grundversorgung
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\item Konflikt: Wahrnehmung als Dienstleister \& bezahlte Ehrenamtliche \& langfriste Betreuung von Installationen
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\item "`\textit{Bitte realisieren Sie dringend eine WLAN-Versorung}"'
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\end{itemize}
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\begin{center}
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\includegraphics[width=0.7\textwidth]{Bilder/gefluechtete}
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\end{center}
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\end{frame}
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\begin{frame}{Organisationsform}
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\begin{itemize}
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\item Loser Zusammenschluss, unterstützt durch Vereine
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\item (Un)regelmäßige Plena mit Mehrheitsentscheid
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\item Aber auch: "`\textit{Wer macht, hat Recht}"'
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\item Steigende Komplexität führt zu größerer Einstiegshürde
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\item Vertrauensbasis: Wer hat/bekommt Zugriff worauf?
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\end{itemize}
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\end{frame}
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\begin{frame}{Andere Initiativen}
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\begin{itemize}
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\item Im Rahmen der Professionalisierung entstanden:\\
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Freifunk Rheinland e.V. und andere lokale Vereine
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\item Italien: ninux.org als reines Intranet
|
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\item Spanien: guifi.net als offenes Netz mit kommerziellen Anbietern \& Kostenteilung
|
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\item USA: z.B. NYC Mesh mit Ehrenamtlichen \& Spendenempfehlung
|
||||||
|
\end{itemize}
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||||||
|
\end{frame}
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||||||
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%-----------------
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\begin{frame}{Politik}
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\vspace{-2em}
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|
\begin{columns}
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\begin{column}{0.6\textwidth}
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||||||
|
\begin{itemize}
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||||||
|
\item Förderung durch Städte und Kommunen
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\item Keine Gemeinnützigkeit
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\item Störerhaftung
|
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\item Freie Routerwahl
|
||||||
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\item Open Source \&\\
|
||||||
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\textit{Hackbare} Hardware
|
||||||
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\item Vorratsdatenspeicherung, Uploadfilter, Ende-zu-Ende-Verschlüsselung
|
||||||
|
\end{itemize}
|
||||||
|
\end{column}
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||||||
|
\begin{column}{0.4\textwidth}
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||||||
|
\begin{center}
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||||||
|
\includegraphics[height=0.8\textheight]{Bilder/berec}
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||||||
|
\end{center}
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||||||
|
\end{column}
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||||||
|
\end{columns}
|
||||||
|
\end{frame}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
%-----------------
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||||||
|
\begin{frame}{WiFi4EU}
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||||||
|
\vspace{-1.5em}
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||||||
|
\begin{center}
|
||||||
|
\includegraphics[width=0.8\textwidth]{Bilder/wifi4eu}
|
||||||
|
\end{center}
|
||||||
|
\begin{itemize}
|
||||||
|
\item Förderprogramm der EU-Kommission:\\bis zu 15\,000 EUR, 8\,000 Gemeinden, drei Jahre
|
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|
\item Vorschaltseite inkl. Tracking-Codeschnipsel,\\
|
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|
überträgt eindeutige networkID \& Bildschirmauflösung
|
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\item Europaweites Authentifizierungssystem geplant
|
||||||
|
\end{itemize}
|
||||||
|
|
||||||
|
% POST https://wifi4eucollectorprod.azurewebsites.net/api/PortalCollector HTTP/1.1
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% User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:82.0) Gecko/20100101 Firefox/82.0
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||||||
|
% Accept: application/json
|
||||||
|
% Accept-Language: de,en-US;q=0.7,en;q=0.3
|
||||||
|
% Content-type: application/json
|
||||||
|
% Content-Length: 680
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||||||
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% Origin: null
|
||||||
|
% Connection: keep-alive
|
||||||
|
% Host: wifi4eucollectorprod.azurewebsites.net
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%
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||||||
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% {"data":{"release":"2.0.3","metrics":{"DOMContentLoaded":828,"logoFinishedDownloading":901,"windowLoaded":1196},"visitor":{"viewport":{"width":2552,"height":1279},"image":{"branding":"banner","width":2536,"height":724.566650390625}},"validation":{"logo":{"srcCheck":true,"existsCheck":true,"typeCheck":true,"aspectRatioCheck":true,"widthToViewportCheck":true,"opacityCheck":true,"visibilityCheck":true,"overlapCheck":true,"completelyInViewPortAfterLoadingCheck":true},"installation":{"timer":true,"language":true}},"networkId":"123e4567-e89b-12d3-a456-426655440000","willExecuteNetworkMetricsTests":false},"networkMetricsData":{"networkId":"123e4567-e89b-12d3-a456-426655440000"}}
|
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|
|
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|
% {
|
||||||
|
% "data": {
|
||||||
|
% "release": "2.0.3",
|
||||||
|
% "metrics": {
|
||||||
|
% "DOMContentLoaded": 828,
|
||||||
|
% "logoFinishedDownloading": 901,
|
||||||
|
% "windowLoaded": 1196
|
||||||
|
% },
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||||||
|
% "visitor": {
|
||||||
|
% "viewport": {
|
||||||
|
% "width": 2552,
|
||||||
|
% "height": 1279
|
||||||
|
% },
|
||||||
|
% "image": {
|
||||||
|
% "branding": "banner",
|
||||||
|
% "width": 2536,
|
||||||
|
% "height": 724.566650390625
|
||||||
|
% }
|
||||||
|
% },
|
||||||
|
% "validation": {
|
||||||
|
% "logo": {
|
||||||
|
% "srcCheck": true,
|
||||||
|
% "existsCheck": true,
|
||||||
|
% "typeCheck": true,
|
||||||
|
% "aspectRatioCheck": true,
|
||||||
|
% "widthToViewportCheck": true,
|
||||||
|
% "opacityCheck": true,
|
||||||
|
% "visibilityCheck": true,
|
||||||
|
% "overlapCheck": true,
|
||||||
|
% "completelyInViewPortAfterLoadingCheck": true
|
||||||
|
% },
|
||||||
|
% "installation": {
|
||||||
|
% "timer": true,
|
||||||
|
% "language": true
|
||||||
|
% }
|
||||||
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% },
|
||||||
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% "networkId": "123e4567-e89b-12d3-a456-426655440000",
|
||||||
|
% "willExecuteNetworkMetricsTests": false
|
||||||
|
% },
|
||||||
|
% "networkMetricsData": {
|
||||||
|
% "networkId": "123e4567-e89b-12d3-a456-426655440000"
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||||||
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% }
|
||||||
|
% }
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||||||
|
\end{frame}
|
||||||
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|
||||||
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\begin{frame}{Vorschaltseite (Captive Portal)}
|
||||||
|
\begin{itemize}
|
||||||
|
\item Technisch nicht notwendig
|
||||||
|
\item Verlängert die Anmeldeprozedur
|
||||||
|
\item (Relativ) leicht zu umgehen
|
||||||
|
\item Erst seit 2015 standardisiert, häufig kaputt
|
||||||
|
\item Barriere für Geräte \& Apps
|
||||||
|
\end{itemize}
|
||||||
|
\begin{center}
|
||||||
|
\includegraphics[width=0.8\textwidth]{Bilder/iot}
|
||||||
|
\end{center}
|
||||||
|
|
||||||
|
\end{frame}
|
||||||
|
|
||||||
|
\begin{frame}{Vergleich verschiedener WLANs}
|
||||||
|
\begin{center}
|
||||||
|
\begin{tabular}{l|l|l|l}
|
||||||
|
WLAN & Vorschaltseite & Registrierungspflicht & Verschlüsselung\\\hline
|
||||||
|
Freifunk & nein & nein & nein\\
|
||||||
|
Wifi4EU & ja & geplant & nein\\
|
||||||
|
WIFIonICE & ja & nein & nein\\
|
||||||
|
div. Provider & ja & unterschiedlich & nein
|
||||||
|
\end{tabular}
|
||||||
|
\end{center}
|
||||||
|
\begin{itemize}
|
||||||
|
\item Keine Verschlüsselung ist ein Problem.\\Wird besser mit \textit{Opportunistic Wireless Encryption}
|
||||||
|
\item Keine gegenseitige Authentifizierung
|
||||||
|
\item Clients sollten Ende-zu-Ende-verschlüsselt kommunizieren
|
||||||
|
\end{itemize}
|
||||||
|
|
||||||
|
|
||||||
|
\end{frame}
|
||||||
|
|
||||||
|
|
||||||
|
%-----------------
|
||||||
|
\begin{frame}{Vielen Dank!}
|
||||||
|
\begin{columns}
|
||||||
|
\begin{column}{0.5\textwidth}
|
||||||
|
\centering
|
||||||
|
\includesvg[width=3cm]{in-hamburg-funkt-man-frei}
|
||||||
|
\end{column}
|
||||||
|
\begin{column}{0.5\textwidth}
|
||||||
|
\centering
|
||||||
|
\includegraphics[width=0.4\textwidth]{Bilder/qrcode-2020-11-12}
|
||||||
|
\end{column}
|
||||||
|
\end{columns}
|
||||||
|
\vspace{4em}
|
||||||
|
\begin{itemize}
|
||||||
|
\item \textbf{WWW} \href{https://hamburg.freifunk.net}{hamburg.freifunk.net}
|
||||||
|
\item \textbf{E-Mail} \href{mailto:kontakt@hamburg.freifunk.net}{kontakt@hamburg.freifunk.net}
|
||||||
|
%\item \textbf{Treffen} montags, 14-tägig\\\href{https://hamburg.freifunk.net/kalender}{\small https://hamburg.freifunk.net/kalender}
|
||||||
|
\end{itemize}
|
||||||
|
\end{frame}
|
||||||
|
|
||||||
|
|
||||||
|
\appendix
|
||||||
|
%-----------------
|
||||||
|
\begin{frame}[noframenumbering]{\tiny{www.}\huge{Knotenkarte}\tiny{.de}}
|
||||||
|
\vspace{-1.5em}
|
||||||
|
\begin{center}
|
||||||
|
\includegraphics[width=\textwidth]{Bilder/knotenkarte-2020-11-12}
|
||||||
|
\newline\tiny{Leaflet | \textrm{\textcopyright} CC-BY-SA OpenStreetMap, andere}
|
||||||
|
\end{center}
|
||||||
|
Mehr als 1100 Knoten in Hamburg, bis zu 2000 Geräte im Netz
|
||||||
|
\end{frame}
|
||||||
|
|
||||||
|
\end{document}
|
BIN
Bilder/841-cut.png
Normal file
After Width: | Height: | Size: 856 KiB |
BIN
Bilder/berec.png
Normal file
After Width: | Height: | Size: 158 KiB |
BIN
Bilder/community-map-2020-11-12.png
Normal file
After Width: | Height: | Size: 170 KiB |
BIN
Bilder/gefluechtete.png
Normal file
After Width: | Height: | Size: 307 KiB |
BIN
Bilder/iot.png
Normal file
After Width: | Height: | Size: 249 KiB |
BIN
Bilder/knotenkarte-2020-11-12.png
Normal file
After Width: | Height: | Size: 4.2 MiB |
BIN
Bilder/qrcode-2020-11-12.png
Normal file
After Width: | Height: | Size: 24 KiB |
BIN
Bilder/richtfunkmast2.png
Normal file
After Width: | Height: | Size: 194 KiB |
BIN
Bilder/wifi4eu.png
Normal file
After Width: | Height: | Size: 169 KiB |
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beamerthemeffmodernneu.sty
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\useoutertheme{default}
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\useinnertheme{circles}
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\usefonttheme{professionalfonts}
|
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|
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\usepackage[default,osfigures,scale=0.95]{opensans}
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\usepackage[T1]{fontenc}
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\usepackage{calc}
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|
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\usepackage{svg}
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|
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%%% For xelatex on Mac
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%%\usepackage{fontspec}
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%%\usepackage{xunicode}
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%%\usepackage{xltxtra}
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%%\setmainfont{Gill Sans}
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%%\setmonofont[Scale=0.86]{Andale Mono}
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|
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%%% For pdflatex
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%%\renewcommand\sfdefault{phv}
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%%\renewcommand\familydefault{\sfdefault}
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%%\usepackage{texnansi}
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%%\usepackage{marvosym}
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|
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%\setbeamerfont{title}{size={\fontsize{48}{52}}}
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\setbeamerfont{frametitle}{series=\bfseries}
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\setbeamerfont{copyright in head/foot}{size=\Tiny}
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||||||
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\setbeamerfont{framenumber in head/foot}{size=\footnotesize}
|
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|
||||||
|
\setbeamertemplate{itemize/enumerate body begin}{\Large}
|
||||||
|
\setbeamertemplate{itemize/enumerate subbody begin}{\large\renewcommand{\baselinestretch}{1.25}\normalsize\setlength\leftmarginii {0.6cm}}
|
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|
|
||||||
|
%\setbeamertemplate{background canvas}{\includegraphics[width=\paperwidth,height=\paperheight]{Bilder/background.png}}
|
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|
||||||
|
\definecolor{ff-magenta}{RGB}{229, 40, 122}
|
||||||
|
\definecolor{ff-blue}{RGB}{0, 158, 224}
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||||||
|
\definecolor{ff-yellow}{RGB}{255, 188, 65}
|
||||||
|
|
||||||
|
\newcommand{\license}[1]{\def \thelicense {#1}}
|
||||||
|
|
||||||
|
\newcommand{\hl}[1]{{\color{ff-yellow}#1}}
|
||||||
|
\newcommand{\anker}{\includesvg[width=0.3cm]{anker}}
|
||||||
|
\newcommand{\Anker}{\includesvg[width=0.45cm]{anker}}
|
||||||
|
\newcommand{\ANKER}{\includesvg[width=0.6cm]{anker}}
|
||||||
|
|
||||||
|
\setbeamertemplate{itemize item}{\Anker{}}
|
||||||
|
\setbeamertemplate{itemize subitem}{\anker{}}
|
||||||
|
|
||||||
|
\definecolor{ff-gray-darker}{RGB}{51, 51, 51}
|
||||||
|
\definecolor{ff-gray-dark}{RGB}{68, 68, 68}
|
||||||
|
\definecolor{ff-gray}{RGB}{102, 102, 102}
|
||||||
|
\definecolor{ff-gray-light}{RGB}{214, 214, 214}
|
||||||
|
\definecolor{ff-gray-lighter}{RGB}{237, 237, 237}
|
||||||
|
|
||||||
|
|
||||||
|
\setbeamertemplate{navigation symbols}{} %no nav symbols
|
||||||
|
|
||||||
|
\usepackage{color}
|
||||||
|
\usecolortheme[named=ff-gray-lighter]{structure}
|
||||||
|
\setbeamercolor{background canvas}{bg=ff-gray-darker}
|
||||||
|
\setbeamercolor{normal text}{fg=ff-gray-lighter}
|
||||||
|
\setbeamercolor{normal text}{fg=ff-gray-lighter}
|
||||||
|
%\setbeamercolor{copyright in head/foot}{fg=gray}
|
||||||
|
\setbeamercolor{framenumber in head/foot}{fg=ff-yellow}
|
||||||
|
|
||||||
|
|
||||||
|
\setbeamertemplate{title page}{
|
||||||
|
% \thispagestyle{empty}
|
||||||
|
\addtocounter{framenumber}{-1}
|
||||||
|
|
||||||
|
{
|
||||||
|
\vspace{1.7cm}
|
||||||
|
|
||||||
|
\begin{figure}
|
||||||
|
\raggedright
|
||||||
|
\includesvg[width=2cm]{ffhh-anker}
|
||||||
|
\end{figure}
|
||||||
|
}
|
||||||
|
|
||||||
|
{
|
||||||
|
\vspace{-2.38cm}
|
||||||
|
{
|
||||||
|
\hspace{2.5cm}
|
||||||
|
\Huge
|
||||||
|
\bfseries
|
||||||
|
\begin{minipage}[t]{0.8\textwidth}\inserttitle\end{minipage}
|
||||||
|
}
|
||||||
|
|
||||||
|
\vspace{0.1cm}
|
||||||
|
{
|
||||||
|
\hspace{2.5cm}
|
||||||
|
\Large
|
||||||
|
\bfseries
|
||||||
|
\insertauthor
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}{}
|
||||||
|
|
||||||
|
\setbeamertemplate{headline}{
|
||||||
|
\leavevmode
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
\setbeamertemplate{frametitle} {
|
||||||
|
\vskip 0.4cm
|
||||||
|
\leavevmode
|
||||||
|
\hbox{%
|
||||||
|
\begin{beamercolorbox}[wd=\paperwidth,ht=1.8ex,dp=1ex]{frametitle}%
|
||||||
|
\hspace*{0.985cm}\LARGE\insertframetitle
|
||||||
|
\end{beamercolorbox}
|
||||||
|
}%
|
||||||
|
}
|
||||||
|
|
||||||
|
\newcounter{currentpage}
|
||||||
|
|
||||||
|
\defbeamertemplate*{footline}{infolines theme}
|
||||||
|
{
|
||||||
|
\setcounter{currentpage}{\insertpagenumber - 1}
|
||||||
|
|
||||||
|
\ifnum \insertpagenumber=1
|
||||||
|
\leavevmode%
|
||||||
|
\hbox{%
|
||||||
|
\begin{beamercolorbox}[wd=.5\paperwidth,ht=2.25ex,dp=2ex,center]{copyright in head/foot}%
|
||||||
|
\end{beamercolorbox}%
|
||||||
|
\begin{beamercolorbox}[wd=.5\paperwidth, ht=2.25ex, dp=9pt, right]{framenumber in head/foot}%
|
||||||
|
\usebeamerfont{framenumber in head/foot}\insertdate\hspace*{5ex}
|
||||||
|
\end{beamercolorbox}
|
||||||
|
}%
|
||||||
|
\vskip0pt%
|
||||||
|
\else
|
||||||
|
\ifnum \value{currentpage}=\inserttotalframenumber
|
||||||
|
\leavevmode%
|
||||||
|
\hbox{%
|
||||||
|
\begin{beamercolorbox}[wd=.5\paperwidth,ht=2.25ex,dp=2ex,left]{framenumber in head/foot}%
|
||||||
|
% \usebeamerfont{framenumber in head/foot}\hspace*{5ex}\thelicense
|
||||||
|
\end{beamercolorbox}%
|
||||||
|
\begin{beamercolorbox}[wd=.5\paperwidth, ht=2.25ex, dp=9pt, right]{framenumber in head/foot}%
|
||||||
|
\usebeamerfont{framenumber in head/foot}\insertframenumber{} / \inserttotalframenumber\hspace*{5ex}
|
||||||
|
\end{beamercolorbox}
|
||||||
|
}%
|
||||||
|
\else
|
||||||
|
\leavevmode%
|
||||||
|
\hbox{%
|
||||||
|
\begin{beamercolorbox}[wd=.5\paperwidth,ht=2.25ex,dp=2ex,center]{copyright in head/foot}%
|
||||||
|
\end{beamercolorbox}%
|
||||||
|
\begin{beamercolorbox}[wd=.5\paperwidth, ht=2.25ex, dp=9pt, right]{framenumber in head/foot}%
|
||||||
|
\usebeamerfont{framenumber in head/foot}\insertframenumber{} / \inserttotalframenumber\hspace*{5ex}
|
||||||
|
\end{beamercolorbox}
|
||||||
|
}%
|
||||||
|
\vskip0pt%
|
||||||
|
\fi
|
||||||
|
\fi
|
||||||
|
}
|
BIN
netz-klein.png
Normal file
After Width: | Height: | Size: 363 KiB |