Rescue some slides from old private mono repos

34 files changed, 893 insertions, 0 deletions

diff --git a/slides/2018-lwm/.gitignore b/slides/2018-lwm/.gitignore
new file mode 100644
index 0000000..4a7f033
--- /dev/null
+++ b/slides/2018-lwm/.gitignore
@@ -0,0 +1,12 @@
+*.aux
+*.fdb_latexmk
+*.fls
+*.fls
+*.log
+*.nav
+*.out
+main.pdf
+*.snm
+*.toc
+*.nav
+*.snm
diff --git a/slides/2018-lwm/README b/slides/2018-lwm/README
new file mode 100644
index 0000000..21bb6c9
--- /dev/null
+++ b/slides/2018-lwm/README
@@ -0,0 +1 @@
+Presentation at NordSec.
diff --git a/slides/2018-lwm/beamercolorthemergd.sty b/slides/2018-lwm/beamercolorthemergd.sty
new file mode 100644
index 0000000..74ced1c
--- /dev/null
+++ b/slides/2018-lwm/beamercolorthemergd.sty
@@ -0,0 +1,24 @@
+\mode<presentation>
+
+%%%
+% Color definitions
+%%%
+\RequirePackage{xcolor}
+\definecolor{rgdGreen}{RGB}{33,114,106}
+\definecolor{rgdYellow}{RGB}{255,210,4}
+\definecolor{rgdOrange}{RGB}{232,114,12}
+\colorlet{rgdGray}{gray!33}
+\colorlet{rgdBlack}{black}
+
+%%%
+% Beamer colors
+%%%
+\setbeamercolor*{titlepage}{fg=rgdBlack}
+\setbeamercolor*{author}{fg=rgdGreen}
+\setbeamercolor*{date}{fg=black}
+\setbeamercolor*{header}{bg=rgdYellow,fg=black}
+\setbeamercolor*{trailer}{bg=rgdGray,fg=black}
+\setbeamercolor*{item}{fg=rgdGreen}
+\setbeamercolor*{alerted text}{fg=rgdGreen}
+
+\mode<all>
diff --git a/slides/2018-lwm/beamerfontthemergd.sty b/slides/2018-lwm/beamerfontthemergd.sty
new file mode 100644
index 0000000..a6d212c
--- /dev/null
+++ b/slides/2018-lwm/beamerfontthemergd.sty
@@ -0,0 +1,9 @@
+\mode<presentation>
+
+\setbeamerfont{title}{size=\large,shape=\bfseries}
+\setbeamerfont{subtitle}{size=\normalsize,shape=\bfseries}
+\setbeamerfont{frametitle}{size=\large,shape=\bfseries}
+\setbeamerfont{institute}{size=\small}
+\setbeamerfont{date}{size=\small}
+
+\mode<all>
diff --git a/slides/2018-lwm/beamerinnerthemergd.sty b/slides/2018-lwm/beamerinnerthemergd.sty
new file mode 100644
index 0000000..4dfd6cf
--- /dev/null
+++ b/slides/2018-lwm/beamerinnerthemergd.sty
@@ -0,0 +1,49 @@
+\mode<presentation>
+
+%%%
+% Title page
+%%%
+\defbeamertemplate*{title page}{rgd}[1][]{
+  \begin{tikzpicture}[remember picture, overlay]
+    \usebeamercolor{titlepage}
+    % Add top-left triangle with university logo
+    \filldraw[draw=rgdGray,fill=rgdGray]
+      (current page.north west) --
+      (current page.north) --
+        node[draw=none,pos=0.5](Logo){\includegraphics[width=3cm]{img/logo}}
+      (current page.west) --
+      (current page.north west);
+    % Add title
+    \node[
+      text=fg,
+      text width=0.75\paperwidth,
+    ] (Title) at ([shift={(0,-0.5cm)}]current page){%
+      \centering\usebeamerfont{title}\inserttitle\\%
+    };
+    % Add subtitle
+    \node[
+      text=fg,
+      text width=0.75\paperwidth,
+      below=0pt of Title,
+    ] (Subtitle) {%
+      \centering\usebeamerfont{subtitle}\insertsubtitle\\%
+    };
+    % Add authors
+    \usebeamercolor{author}
+    \node[
+      text=fg,
+      text width=0.75\paperwidth,
+      below=12pt of Subtitle,
+    ] (Author) {%
+      \centering\usebeamerfont{author}\insertauthor\\%
+    };
+    % Add date
+    \node[
+      text=fg,
+      text width=0.75\paperwidth,
+      below right= 0.25cm and 4.5cm of current page.north,
+    ](Date) {\today};
+  \end{tikzpicture}
+}
+
+\mode<all>
diff --git a/slides/2018-lwm/beamerouterthemergd.sty b/slides/2018-lwm/beamerouterthemergd.sty
new file mode 100644
index 0000000..ba757c6
--- /dev/null
+++ b/slides/2018-lwm/beamerouterthemergd.sty
@@ -0,0 +1,66 @@
+\mode<presentation>
+
+%%%
+% Frame header
+%%%
+\defbeamertemplate*{frametitle}{corporate}[1][]{%
+  \nointerlineskip
+  % Add frame title
+  \begin{beamercolorbox}[
+    wd=\paperwidth,
+    ht=3ex,
+    dp=1.5ex,
+    left,
+    leftskip=2ex
+  ]{header}
+    \insertframetitle
+  \end{beamercolorbox}
+  % Add line after header
+  \nointerlineskip
+  \begin{beamercolorbox}[
+    wd=\paperwidth,
+    ht=0.25ex
+  ]{trailer}
+  \end{beamercolorbox}%
+}
+
+%%%
+% Frame trailer
+%%%
+\defbeamertemplate*{footline}{corporate}{%
+  \hbox{%
+    % Add mail
+    \begin{beamercolorbox}[
+      wd=0.22\paperwidth,
+      ht=2ex,
+      dp=0.5ex,
+      left,
+      leftskip=2ex
+    ]{trailer}
+      \texttt{rasmus.dahlberg@kau.se}
+    \end{beamercolorbox}%
+    % Add author
+    \begin{beamercolorbox}[
+      wd=0.73\paperwidth,
+      ht=2ex,
+      dp=0.5ex,
+      left,
+      leftskip=2ex
+    ]{header}
+      %\insertauthor
+      \inserttitle
+    \end{beamercolorbox}%
+    % Add page counter
+    \begin{beamercolorbox}[
+      wd=0.05\paperwidth,
+      ht=2ex,
+      dp=0.5ex,
+      right,
+      rightskip=1ex
+    ]{header}
+      \insertframenumber/\inserttotalframenumber
+    \end{beamercolorbox}%
+  }
+}
+
+\mode<all>
diff --git a/slides/2018-lwm/beamerthemergd.sty b/slides/2018-lwm/beamerthemergd.sty
new file mode 100644
index 0000000..022ef2c
--- /dev/null
+++ b/slides/2018-lwm/beamerthemergd.sty
@@ -0,0 +1,23 @@
+\mode<presentation>
+
+%%%
+% Load beamer settings
+%%%
+\usecolortheme{rgd}
+\usefonttheme{rgd}
+\useinnertheme{rgd}
+\useoutertheme{rgd}
+
+%%%
+% Disable navigation tools on slides
+%%%
+\setbeamertemplate{navigation symbols}{}
+
+%%%
+% Object styles
+%%%
+\setbeamertemplate{itemize item}[square]
+\setbeamertemplate{itemize subitem}[default]
+\setbeamertemplate{sections/subsections in toc}[square]
+
+\mode<all>
diff --git a/slides/2018-lwm/handout.pdf b/slides/2018-lwm/handout.pdf
new file mode 100644
index 0000000..823a3ba
--- /dev/null
+++ b/slides/2018-lwm/handout.pdf
diff --git a/slides/2018-lwm/img/batch.pdf b/slides/2018-lwm/img/batch.pdf
new file mode 100644
index 0000000..f98250f
--- /dev/null
+++ b/slides/2018-lwm/img/batch.pdf
diff --git a/slides/2018-lwm/img/ct.png b/slides/2018-lwm/img/ct.png
new file mode 100644
index 0000000..10267e7
--- /dev/null
+++ b/slides/2018-lwm/img/ct.png
diff --git a/slides/2018-lwm/img/frequency.pdf b/slides/2018-lwm/img/frequency.pdf
new file mode 100644
index 0000000..4957b24
--- /dev/null
+++ b/slides/2018-lwm/img/frequency.pdf
diff --git a/slides/2018-lwm/img/logo.png b/slides/2018-lwm/img/logo.png
new file mode 100755
index 0000000..0c7c885
--- /dev/null
+++ b/slides/2018-lwm/img/logo.png
diff --git a/slides/2018-lwm/img/mt.tex b/slides/2018-lwm/img/mt.tex
new file mode 100644
index 0000000..984da14
--- /dev/null
+++ b/slides/2018-lwm/img/mt.tex
@@ -0,0 +1,26 @@
+\begin{tikzpicture}[
+  sibling distance=32pt,
+  -latex,
+  apnode/.style = {
+    draw=none,
+  },
+  ap/.style = {
+    draw=black,
+  },
+]
+  \Tree [
+    .$r\gets\hash(h_{ab}\concat h_{cd})$ [
+      .\node[apnode]{$h_{ab}\gets\hash(h_a\concat h_b)$}; [
+        .$h_a\gets\hash(a)$
+      ] [
+        .$h_b\gets\hash(b)$
+      ]
+    ] \edge[ap]; [
+      .$h_{cd}\gets\hash(h_c\concat h_d)$ [
+        .\node[apnode]{$h_c\gets\hash(c)$};
+      ] \edge[ap]; [
+        .$h_d\gets\hash(d)$
+      ]
+    ]
+  ]   
+\end{tikzpicture}
diff --git a/slides/2018-lwm/img/mtp.tex b/slides/2018-lwm/img/mtp.tex
new file mode 100644
index 0000000..a62b333
--- /dev/null
+++ b/slides/2018-lwm/img/mtp.tex
@@ -0,0 +1,28 @@
+\begin{tikzpicture}[
+  sibling distance=32pt,
+  -latex,
+  apnode/.style = {
+    draw=black,
+    dashed,
+  },
+  ap/.style = {
+    draw=black,
+    dashed,
+  },
+]
+  \Tree [
+    .$r\gets\hash(h_{ab}\concat h_{cd})$ [
+      .\node[apnode]{$h_{ab}\gets\hash(h_a\concat h_b)$}; [
+        .$h_a\gets\hash(a)$
+      ] [
+        .$h_b\gets\hash(b)$
+      ]
+    ] \edge[ap]; [
+      .$h_{cd}\gets\hash(h_c\concat h_d)$ [
+        .\node[apnode]{$h_c\gets\hash(c)$};
+      ] \edge[ap]; [
+        .$h_d\gets\hash(d)$
+      ]
+    ]
+  ]   
+\end{tikzpicture}
diff --git a/slides/2018-lwm/img/overview.tex b/slides/2018-lwm/img/overview.tex
new file mode 100644
index 0000000..9dff7b0
--- /dev/null
+++ b/slides/2018-lwm/img/overview.tex
@@ -0,0 +1,74 @@
+\begin{tikzpicture}[
+  -latex,
+  rrs/.style = {
+    draw = gray!30,
+    thick,
+    rounded rectangle,
+    fill = white,
+    minimum width = 2cm,
+    font = \fontsize{8}{8}\selectfont,
+    text = white,
+  },
+  ls/.style = {
+    font=\fontsize{6}{6}\selectfont,
+  },
+]
+\draw (0, 1) node[rrs, fill=darkRed] (Log) {Log};
+\draw (0, -1) node[rrs, fill=darkGreen] (Subject) {Subject};
+\draw (3.5, 0) node[rrs, fill=darkBlue] (Endpoint) {Notifier};
+\draw (-3.5, 0) node[rrs, fill=gray] (Monitor) {Monitor};
+
+
+\path [draw, ->, rounded corners]
+  (Log.north) |-
+  ($ (Log.north) + (Log.west) - (Log) + (-0.25, 0.25) $)
+    node[ls, above, pos=0.75]{
+      STH with snapshot extension
+    } |-
+  (Log.west);
+
+\path [draw, ->, rounded corners]
+  (Monitor.south) |-
+  ($ (Monitor.south) + (Monitor.west) - (Monitor) + (-0.25, -0.25) $)
+    node[ls, below, pos=0.75]{
+      verify STH extension
+    } |-
+  (Monitor.west);
+
+\path [draw, ->, rounded corners]
+  (Subject.south) |-
+  ($ (Subject.south) + (Subject.east) - (Subject) + (0.25, -0.25) $)
+    node[ls, below, pos=0.75]{
+      verify notification
+    } |-
+  (Subject.east);
+
+\path [draw, <-, dashed, rounded corners]
+  (Endpoint.north) |-
+  ($ (Endpoint.east) + (Endpoint.north) - (Endpoint) + (0.25, 0.25) $)
+    node[ls, above, pos=0.75]{
+      optional verify
+    } |-
+  (Endpoint.east);
+
+\draw [->]
+  (Log.south east) --
+    node[ls, sloped, anchor=center, above]{%
+      batch, STH
+    }
+  (Endpoint.north west);
+
+\draw [->]
+  (Endpoint.south west) --
+    node[ls, sloped, anchor=center, above]{%
+      notification
+    }
+  (Subject.north east);
+
+\path [draw, ->]
+  (Log.south west) --
+    node[ls, sloped, anchor=center, above]{%
+      batch, STH
+    }
+  (Monitor.north east);
+\end{tikzpicture}
diff --git a/slides/2018-lwm/img/perf.jpg b/slides/2018-lwm/img/perf.jpg
new file mode 100644
index 0000000..42564f4
--- /dev/null
+++ b/slides/2018-lwm/img/perf.jpg
diff --git a/slides/2018-lwm/img/proofcom.pdf b/slides/2018-lwm/img/proofcom.pdf
new file mode 100644
index 0000000..473d817
--- /dev/null
+++ b/slides/2018-lwm/img/proofcom.pdf
diff --git a/slides/2018-lwm/img/proofgen.pdf b/slides/2018-lwm/img/proofgen.pdf
new file mode 100644
index 0000000..deb7ca4
--- /dev/null
+++ b/slides/2018-lwm/img/proofgen.pdf
diff --git a/slides/2018-lwm/img/proofvf.pdf b/slides/2018-lwm/img/proofvf.pdf
new file mode 100644
index 0000000..a2db9d1
--- /dev/null
+++ b/slides/2018-lwm/img/proofvf.pdf
diff --git a/slides/2018-lwm/img/qleft.pdf b/slides/2018-lwm/img/qleft.pdf
new file mode 100644
index 0000000..f35a078
--- /dev/null
+++ b/slides/2018-lwm/img/qleft.pdf
diff --git a/slides/2018-lwm/img/qright.pdf b/slides/2018-lwm/img/qright.pdf
new file mode 100644
index 0000000..da2e8e3
--- /dev/null
+++ b/slides/2018-lwm/img/qright.pdf
diff --git a/slides/2018-lwm/img/self-monitor.tex b/slides/2018-lwm/img/self-monitor.tex
new file mode 100644
index 0000000..0896990
--- /dev/null
+++ b/slides/2018-lwm/img/self-monitor.tex
@@ -0,0 +1,34 @@
+\begin{tikzpicture}[
+  -latex,
+  entity/.style = {
+    draw = gray!30,
+    thick,
+    rounded rectangle,
+    fill = white,
+    minimum width = 2cm,
+    font = \fontsize{8}{8}\selectfont,
+    text = white,
+  },
+  ls/.style = {
+    draw=none,
+    font=\fontsize{6}{6}\selectfont,
+  },
+]
+  \node[entity,fill=darkGreen](domain) at (0,0) {Subject};
+  \node[entity,fill=darkRed](log) at (0,-3) {Log};
+  \path[draw,thick,-latex]
+    (domain.south west) --
+      node[ls,sloped,below]{Any new certs?}
+    (log.north west);
+  \path[draw,thick,-latex]
+    (log.north east) --
+      node[ls,sloped,below]{List of certs}
+    (domain.south east);
+  \path[draw,thick,-latex]
+    (domain.north) |-
+    ($ (domain.west) + (domain.north) + (domain) + (-0.25, 0.25) $)
+      node[ls,above,pos=0.75]{
+        All ok?
+      } |-
+    (domain.west);
+\end{tikzpicture}
diff --git a/slides/2018-lwm/img/snapshot.pdf b/slides/2018-lwm/img/snapshot.pdf
new file mode 100644
index 0000000..df185f6
--- /dev/null
+++ b/slides/2018-lwm/img/snapshot.pdf
diff --git a/slides/2018-lwm/img/takeaway.pdf b/slides/2018-lwm/img/takeaway.pdf
new file mode 100644
index 0000000..7d3b190
--- /dev/null
+++ b/slides/2018-lwm/img/takeaway.pdf
@@ -0,0 +1,68 @@
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diff --git a/slides/2018-lwm/img/tp-monitor.tex b/slides/2018-lwm/img/tp-monitor.tex
new file mode 100644
index 0000000..37a6241
--- /dev/null
+++ b/slides/2018-lwm/img/tp-monitor.tex
@@ -0,0 +1,43 @@
+\begin{tikzpicture}[
+  -latex,
+  entity/.style = {
+    draw = gray!30,
+    thick,
+    rounded rectangle,
+    fill = white,
+    minimum width = 2cm,
+    font = \fontsize{8}{8}\selectfont,
+    text = white,
+  },
+  ls/.style = {
+    draw=none,
+    font=\fontsize{6}{6}\selectfont,
+  },
+]
+  \node[entity,fill=darkGreen](domain) at (0,0) {Subject};
+  \node[entity,fill=darkRed](log) at (0,-3) {Log};
+  \node[entity,fill=darkBlue](monitor) at (3,-1.5) {Monitor};
+  \path[draw,thick,-latex]
+    (domain) -|
+      node[ls,above]{Notify if you see my certs}
+    (monitor);
+  \path[draw,thick,-latex]
+    (monitor) --
+      node[ls,sloped,above]{Found cert!}
+    (domain);
+  \path[draw,thick,-latex]
+    (monitor) |-
+      node[ls,below]{Any new certs?}
+    (log);
+  \path[draw,thick,-latex]
+    (log) --
+      node[ls,sloped,above]{List of certs}
+    (monitor);
+  \path[draw,thick,-latex]
+    (domain.north) |-
+    ($ (domain.west) + (domain.north) + (domain) + (-0.25, 0.25) $)
+      node[ls,above,pos=0.75]{
+        All ok?
+      } |-
+    (domain.west);
+\end{tikzpicture}
diff --git a/slides/2018-lwm/img/ty.pdf b/slides/2018-lwm/img/ty.pdf
new file mode 100644
index 0000000..9ad4dc8
--- /dev/null
+++ b/slides/2018-lwm/img/ty.pdf
diff --git a/slides/2018-lwm/img/wildcard.tex b/slides/2018-lwm/img/wildcard.tex
new file mode 100644
index 0000000..11f328e
--- /dev/null
+++ b/slides/2018-lwm/img/wildcard.tex
@@ -0,0 +1,22 @@
+\begin{tikzpicture}[
+  sibling distance=6pt,
+  level distance=150pt,
+  -latex,
+  grow=left,
+]
+  \Tree [
+    .$r\gets\hash(h_{01}\concat h_{23})$ [
+      .$h_{01}\gets\hash(h_0\concat h_1)$ [
+        .$h_0\gets\hash(\mathsf{gro.elpmaxe})$
+      ] [
+        .$h_1\gets\hash(\mathsf{moc.elpmaxe})$
+      ]
+    ] [
+      .$h_{23}\gets\hash(h_2\concat h_3)$ [
+        .$h_2\gets\hash(\mathsf{moc.elpmaxe.bus})$
+      ] [
+        .$h_3\gets\hash(\mathsf{ten.elpmaxe})$
+      ]
+    ]
+  ]   
+\end{tikzpicture}
diff --git a/slides/2018-lwm/img/wish.pdf b/slides/2018-lwm/img/wish.pdf
new file mode 100644
index 0000000..372db92
--- /dev/null
+++ b/slides/2018-lwm/img/wish.pdf
diff --git a/slides/2018-lwm/main.tex b/slides/2018-lwm/main.tex
new file mode 100644
index 0000000..d1060f8
--- /dev/null
+++ b/slides/2018-lwm/main.tex
@@ -0,0 +1,27 @@
+\pdfminorversion=4
+%\documentclass[aspectratio=169]{beamer}
+\documentclass[handout,aspectratio=169]{beamer}
+\usetheme{rgd}
+
+\input{src/preamble}
+
+\title{%
+  Verifiable Light-Weight Monitoring for Certificate Transparency Logs 
+}
+%\subtitle{%
+%}
+\author{%
+  \textbf{Rasmus Dahlberg} and Tobias Pulls
+}
+\institute{%
+  Karlstad University
+}
+\date{%
+  \today
+}
+
+\begin{document}
+  \input{src/titlepage}
+  \input{src/body}
+  \input{src/questions}
+\end{document}
diff --git a/slides/2018-lwm/slides.pdf b/slides/2018-lwm/slides.pdf
new file mode 100644
index 0000000..29be110
--- /dev/null
+++ b/slides/2018-lwm/slides.pdf
diff --git a/slides/2018-lwm/src/body.tex b/slides/2018-lwm/src/body.tex
new file mode 100644
index 0000000..67f3c5e
--- /dev/null
+++ b/slides/2018-lwm/src/body.tex
@@ -0,0 +1,268 @@
+\begin{frame}
+  \frametitle{Certificate Transparency (CT)}
+  \begin{columns}
+    \begin{column}{0.49\textwidth}
+      \begin{itemize}
+        \item Add transparency to CA ecosystem
+        \item Publicly log all certificates
+        \item No need\footnotemark{} to trust the log
+          \begin{itemize}
+            \item Membership proofs
+            \item Append-only proofs
+          \end{itemize}
+      \end{itemize}
+    \end{column}
+    \begin{column}{0.49\textwidth}
+      \centering
+      \includegraphics[width=\textwidth]{img/ct}
+      \burl{http://www.certificate-transparency.org/what-is-ct}
+    \end{column}
+  \end{columns}
+  \footnotetext{As deployed right now we do trust the logs tho \Frowny}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Certificate logging in greater detail
+    \titlefloatright{Merkle tree}}
+  \centering
+  \vfill
+  \input{img/mt}
+  \pause
+  \vfill
+  \begin{columns}
+    \begin{column}{0.49\textwidth}
+      \begin{itemize}
+        \item Append new certificates in batches
+      \end{itemize}
+    \end{column}
+    \begin{column}{0.49\textwidth}
+      \begin{itemize}
+        \item Sign tree head every hour \ding{224} STH
+      \end{itemize}
+    \end{column}
+  \end{columns}
+  \vfill
+  %\vfill\centering\alert{Anyone can audit and monitor the log, but as deployed
+  %  not much of this yet}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Generating a membership proof
+    \titlefloatright{Audit path}}
+  \centering
+  \vfill
+  \input{img/mtp}
+  \vfill
+  \begin{columns}
+    \begin{column}{0.49\textwidth}
+      \begin{itemize}
+        \item Traverse tree from root to leaf
+      \end{itemize}
+    \end{column}
+    \begin{column}{0.49\textwidth}
+      \begin{itemize}
+        \item Grab all sibling hashes on the way
+      \end{itemize}
+    \end{column}
+  \end{columns}
+  \vfill
+\end{frame}
+
+\begin{frame}
+  \frametitle{Two approaches towards monitoring a CT log}
+  \begin{columns}
+    \begin{column}{0.49\textwidth}
+      \centering
+      \vbox to 0.8\textheight {
+        \textbf{Self-monitoring}
+        \vfill
+        \input{img/self-monitor}
+        \vfill
+        \pause
+        \begin{description}
+          \item[\Frowny] Continuous uptime
+          \item[\Frowny] Download everything
+        \end{description}
+        \pause
+      }
+    \end{column}
+    \begin{column}{0.49\textwidth}
+      \centering
+      \vbox to 0.8\textheight {
+        \textbf{Monitoring-as-a-service}
+        \vfill
+        \input{img/tp-monitor}
+        \pause
+        \vfill
+        \begin{description}
+          \item[\Smiley] Ezpz
+          \item[\Frowny] Trusted 3rd party
+        \end{description}
+      }
+    \end{column}
+  \end{columns}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Notion of what we would like to achieve
+    \titlefloatright{`Wish list'}}
+  \begin{columns}
+    \begin{column}{0.59\textwidth}
+      \begin{itemize}
+        \item CT/bis backwards compatibility
+        \item Piggy-back on gossip-audit model
+        \item Self-monitor wildcards w/o full download
+        \item Reduced 3rd party monitoring trust
+      \end{itemize}
+    \end{column}
+    \begin{column}{0.39\textwidth}
+      \centering
+      \includegraphics[height=0.8\textheight]{img/wish}
+    \end{column}
+  \end{columns}
+\end{frame}
+
+\begin{frame}
+  \frametitle{An overview of light-weight monitoring}
+  \centering
+  \input{img/overview}
+  \vfill
+  \begin{columns}
+    \begin{column}{0.49\textwidth}
+      \begin{itemize}
+        \item A new Merkle tree for each batch
+      \end{itemize}
+    \end{column}
+    \begin{column}{0.49\textwidth}
+      \begin{itemize}
+        \item Add snapshot to STH as extension
+      \end{itemize}
+    \end{column}
+  \end{columns}
+  \vfill\centering\alert{One wildcard (non-)membership notification per STH}\\
+  \pause
+  \alert{How do you know if you got all notifications \ding{224} index
+    extension}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Wildcard notifications}
+  \centering
+  \input{img/wildcard}
+  \begin{columns}
+    \begin{column}{0.39\textwidth}
+      \begin{itemize}
+        \item Merkleize reverse-sorted list
+      \end{itemize}
+    \end{column}
+    \begin{column}{0.59\textwidth}
+      \begin{itemize}
+        \item Wildcard proof \ding{224} at most two audit paths
+      \end{itemize}
+    \end{column}
+  \end{columns}
+  \pause
+  \vfill\centering\alert{Security of this data structure? It is still just a
+    Merkle tree...}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Performance evaluation \titlefloatright{Experimental setup}}
+  \begin{columns}
+    \begin{column}{0.49\textwidth} 
+      \vbox to .6\textheight{
+        \begin{itemize} 
+          \item PoC: 351 lines of Go\footnotemark
+          \item Interesting metrics
+            \begin{itemize}
+              \item Snapshot creation time
+              \item Proof generation time
+              \item Proof verification time
+              \item Bandwidth overhead
+            \end{itemize}
+          \item Two log characteristics that matter
+            \begin{itemize}
+              \item STH frequency
+              \item Batch size
+            \end{itemize}
+        \end{itemize}
+        \vfill\centering\alert{We observed all Chrome-included logs for eight
+          months to determine these characteristics}
+      }
+    \end{column}
+    \begin{column}{0.49\textwidth}
+      \vbox to 0.8\textheight{
+        \centering
+        \vfill
+        \textbf{Google's Icarus Log}\\
+        \vfill
+        \includegraphics[width=\textwidth]{img/frequency}\\
+        \vfill
+        \includegraphics[width=\textwidth]{img/batch}
+        \vfill
+      }
+    \end{column}
+  \end{columns}
+  \footnotetext{\burl{https://github.com/rgdd/lwm}}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Snapshot creation time}
+  \centering
+  \includegraphics[height=0.6\textheight]{img/snapshot}
+  \vfill\centering\alert{Negligible in comparison to STH issuance rate (1h)}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Proof generation time}
+  \centering
+  \includegraphics[height=0.6\textheight]{img/proofgen}
+  \vfill\centering\alert{At least 288M non-membership proofs per hour on a
+    single core}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Proof generation and verification for *.com}
+  \centering
+  \includegraphics[height=0.6\textheight]{img/proofcom}
+  \vfill\centering\alert{352k matches in max batch \ding{224} 29k proofs per
+    hour on a single core}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Bandwidth overhead}
+  \begin{columns}
+    \begin{column}{0.69\textwidth}
+      \begin{description}
+        \item[Audit paths] max batch size \ding{224} 1 KB
+        \item[Self-monitor] compare to median batch size of 32.6 MB
+        \item[Notifier] 288M audit paths per hour \ding{224} 640 Mbps
+      \end{description}
+    \end{column}
+    \begin{column}{0.39\textwidth}
+      \centering\includegraphics[width=\textwidth]{img/perf}
+      \burl{http://blog.coviam.com/wp-content/uploads/2016/07/Performance-Evaluation-Process-z.jpg}
+    \end{column}
+  \end{columns}
+\end{frame}
+
+\begin{frame}
+  \frametitle{Take away}
+  \begin{columns}
+    \begin{column}{0.79\textwidth}
+      \begin{itemize}
+      \item Unfortunate if CT monitoring relies on trusted parties
+      \item Light-weight monitoring
+        \begin{itemize}
+          \item One verifiable wildcard notification per batch
+          \item Untrusted notification component with push/pull model
+          \item Untrusted log \ding{224} rely on one honest monitor
+          \item Trusted log \ding{224} no need to also trust monitor
+        \end{itemize}
+      \end{itemize}
+    \end{column}
+    \begin{column}{0.19\textwidth}
+      \centering\includegraphics[width=\textwidth]{img/takeaway}
+    \end{column}
+  \end{columns}
+\end{frame}
diff --git a/slides/2018-lwm/src/preamble.tex b/slides/2018-lwm/src/preamble.tex
new file mode 100644
index 0000000..abefa6d
--- /dev/null
+++ b/slides/2018-lwm/src/preamble.tex
@@ -0,0 +1,99 @@
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%                                  Packages                                    %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+\usepackage[
+  lambda, advantage, operators, sets, adversary, landau, probability, notions,
+  logic, ff, mm, primitives, events, complexity, asymptotics, keys
+]{cryptocode}
+
+\usepackage{marvosym}
+\usepackage{rotate}
+\usepackage{graphicx}
+\usepackage{mathtools}
+\usepackage{amsmath}
+\usepackage{amssymb}
+\usepackage{flowchart}
+\usepackage{smartdiagram}
+\usepackage{pifont}
+\usepackage{graphicx}
+\usepackage{color}
+\usepackage{drawstack}
+\usepackage{tikz}
+\usepackage{tikz-qtree}
+\usetikzlibrary{
+  arrows,%
+  decorations.markings,%
+  backgrounds,%
+  calc,%
+  fit,%
+  positioning,%
+  shapes.misc,%
+  shadows,%
+  shapes.arrows,%
+  shapes,%
+  snakes,%
+}
+\usepackage{booktabs}
+\usepackage{smartdiagram}
+\usepackage{floatrow}
+%\usepackage[position=bottom]{subfig}            % environment for nested figures
+
+\usepackage{xcolor}
+\definecolor{darkGreen}{HTML}{008000}
+\definecolor{darkBlue}{HTML}{2809B2}
+\definecolor{darkRed}{HTML}{CC0000}
+\definecolor{darkGray}{HTML}{808080}
+\definecolor{darkOrange}{HTML}{D77D00}
+\definecolor{darkPurple}{HTML}{800080}
+\colorlet{lightGray}{gray!33}
+\colorlet{lightYellow}{yellow!50}
+\definecolor{darkGreen}{HTML}{008000}
+\definecolor{darkBlue}{HTML}{2809B2}
+\definecolor{darkRed}{HTML}{CC0000}
+
+% Figures, tables and code
+\usepackage{booktabs}
+\usepackage{colortbl}
+\usepackage{flowchart}
+\usepackage{adjustbox}
+\usepackage{listings}
+
+\lstdefinestyle{CStyle}{
+    backgroundcolor=\color{lightGray!25},
+    commentstyle=\color{darkGreen},
+    keywordstyle=\color{darkBlue},
+    numberstyle=\tiny\color{darkRed},
+    stringstyle=\color{darkPurple},
+    basicstyle=\footnotesize,
+    breakatwhitespace=false,
+    breaklines=false,
+    captionpos=b,
+    keepspaces=true,
+    numbers=left,
+    numbersep=5pt,
+    showspaces=false,
+    showstringspaces=false,
+    showtabs=false,
+    tabsize=2,
+    language=C,
+    morekeywords={size_t},
+}
+
+%\setbeamertemplate{itemize item}[circle]
+%\setbeamertemplate{itemize subitem}[default]
+%\setbeamertemplate{caption}[numbered]
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%                                 Defines                                      %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+\makeatletter
+\let\@@magyar@captionfix\relax %needed for \titlefloatright
+\makeatother
+
+\newcommand{\tyes}{\textcolor{darkGreen}{\ding{51}}}
+\newcommand{\tno}{\textcolor{darkRed}{\ding{55}}}
+\newcommand{\burl}[1]{\tiny{\url{#1}}}
+\newcommand{\TODO}[1]{\textcolor{red}{TODO}: #1}
+\newcommand{\titlefloatright}[1]{\hspace{0pt plus 1 filll}#1$\;$}
+
+\def\rding{\rotatebox[origin=c]{-90}{\ding{224}}}
diff --git a/slides/2018-lwm/src/questions.tex b/slides/2018-lwm/src/questions.tex
new file mode 100644
index 0000000..85cb2f3
--- /dev/null
+++ b/slides/2018-lwm/src/questions.tex
@@ -0,0 +1,17 @@
+\begin{frame}
+  \frametitle{Any questions?} \label{frm:que}
+  \begin{columns}
+    \begin{column}{0.49\textwidth}
+      \centering
+      \includegraphics[width=0.75\textwidth]{img/qleft}
+    \end{column}
+    \begin{column}{0.49\textwidth}
+      \centering
+      \includegraphics[width=0.75\textwidth]{img/qright}
+    \end{column}
+  \end{columns}
+
+  \centering
+  \vspace{-1cm}
+  \includegraphics[width=0.20\textwidth]{img/ty}
+\end{frame}
diff --git a/slides/2018-lwm/src/titlepage.tex b/slides/2018-lwm/src/titlepage.tex
new file mode 100644
index 0000000..9b18039
--- /dev/null
+++ b/slides/2018-lwm/src/titlepage.tex
@@ -0,0 +1,3 @@
+\begin{frame}
+  \titlepage
+\end{frame}