274 lines
10 KiB
TeX
274 lines
10 KiB
TeX
\documentclass[aspectratio=169,10pt]{beamer}
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\usetheme[progressbar=head,numbering=fraction,sectionpage=none]{metropolis}
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\usepackage{graphicx}
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\usepackage{ulem}
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\usepackage{xcolor}
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\usepackage[scale=2]{ccicons}
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\usepackage{pgfplots}
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\usepackage{numprint}
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\usepackage{booktabs}
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\usepgfplotslibrary{dateplot}
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\usepackage{hyperref}
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\usepackage{multirow}
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\usepackage{tcolorbox}
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\usepackage{array}
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\usepackage{xspace}
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\title{Side-channel Based Runtime Intrusion Detection for Network Equipment}
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\subtitle{}
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\date{}
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\author{Arthur Grisel-Davy}
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\institute{University of Waterloo, Canada}
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\renewcommand{\thempfootnote}{\ifcase\value{mpfootnote}\or\textasteriskcentered\or\textdagger\or\textdaggerdbl\fi}
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\begin{document}
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\maketitle
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\begin{frame}{Introduction}
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\begin{center}
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{\LARGE We cannot entrust machines to assess their own integrity.}\\
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\vspace{1.5cm}
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{\LARGE Integrity assessement require access to relevant information.}
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\end{center}
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\end{frame}
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\begin{frame}{Common IDS Solution}
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\begin{center}
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\includegraphics[width=\textwidth]{images/main_illustration_1.pdf}
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\end{center}
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\end{frame}
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\begin{frame}{Common IDS Solution}
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\begin{center}
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\includegraphics[width=\textwidth]{images/main_illustration_2.pdf}
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\end{center}
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\end{frame}
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\begin{frame}{Common IDS Solution}
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\begin{center}
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\includegraphics[width=\textwidth]{images/main_illustration_3.pdf}
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\end{center}
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\end{frame}
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\begin{frame}{Common IDS Solution}
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\begin{center}
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\includegraphics[width=\textwidth]{images/main_illustration_4.pdf}
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\end{center}
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\end{frame}
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\begin{frame}{Threat Model}
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\only<1>{\begin{tcolorbox}[colback=orange!5!white,colframe=orange!50!black,
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colbacktitle=orange!75!black,title=Firmware Manipulation]
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Change settings, upgrade/downgrade firmware, Replace firmware.
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\tcblower
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Machine takeover, Advanced Persistent Threats.
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\end{tcolorbox}
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\begin{tcolorbox}[colback=orange!75!black,colframe=orange!50!black, coltext=white]
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Runtime Monitoring
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\end{tcolorbox}
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\begin{tcolorbox}[colback=orange!75!black,colframe=orange!50!black, coltext=white]
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Hardware Tampering
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\end{tcolorbox}
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}
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\only<2>{
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\begin{tcolorbox}[colback=orange!75!black,colframe=orange!50!black, coltext=white]
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Firmware Manipulation
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\end{tcolorbox}
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\begin{tcolorbox}[colback=orange!5!white,colframe=orange!50!black,
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colbacktitle=orange!75!black,title=Runtime Monitoring]
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Log tampering, login (brute force/dictionary) attacks.
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\tcblower
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Intrusion, Covert operations.
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\end{tcolorbox}
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\begin{tcolorbox}[colback=orange!75!black,colframe=orange!50!black, coltext=white]
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Runtim Monitoring
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\end{tcolorbox}
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}
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\only<3>{
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\begin{tcolorbox}[colback=orange!75!black,colframe=orange!50!black, coltext=white]
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Firmware Manipulation
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\end{tcolorbox}
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\begin{tcolorbox}[colback=orange!75!black,colframe=orange!50!black, coltext=white]
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Runtim Monitoring
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\end{tcolorbox}
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\begin{tcolorbox}[colback=orange!5!white,colframe=orange!50!black,
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colbacktitle=orange!75!black,title=Hardware Tampering]
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Installation/removal of peripherals.
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\tcblower
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MAC Flooding attacks.
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\end{tcolorbox}
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}
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\end{frame}
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\begin{frame}{Experiment Family I - Firmware Manipulation}
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\begin{center}
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\includegraphics[height=0.9\textheight]{images/Firmware_Comparison_TD_direct.pdf}
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\end{center}
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\end{frame}
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\begin{frame}{Experiment Family I - Firmware Manipulation}
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Experiment 1: Classifying Firmware Version
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\begin{table}[ht]
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\centering
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\begin{tabular}{lccc}
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\toprule
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\textbf{Data} & \textbf{Model} & \textbf{Macro F1 Score} & \textbf{Accuracy} \tabularnewline
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\midrule
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\multirow{2}*{DC Time Domain} & RFC & \numprint[\%]{100} & \numprint[\%]{100} \tabularnewline
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& SVM & \numprint[\%]{96.8} & \numprint[\%]{99.3}\tabularnewline
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\midrule
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\multirow{2}*{AC Time Domain}& RFC & \numprint[\%]{87.4} & \numprint[\%]{98.9} \tabularnewline
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& SVM & \numprint[\%]{75.8} & \numprint[\%]{95.5} \tabularnewline
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\midrule
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\multirow{2}*{DC Frequency Domain} & RFC & \numprint[\%]{97.6} & \numprint[\%]{99.8} \tabularnewline
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& SVM & \numprint[\%]{95.3} & \numprint[\%]{96.0} \tabularnewline
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\bottomrule
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\end{tabular}
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\caption{Comparison between the different algorithms for firmware classification.}
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\label{tab:fw-results}
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\end{table}
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\end{frame}
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\begin{frame}{Experiment Family I - Firmware Manipulation}
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Experiment 2: Detecting Firmware Change
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\end{frame}
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\begin{frame}{Experiment Family II - Run-Time Monitoring}
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\begin{center}
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\includegraphics[height=0.9\textheight]{images/time_domain_ssh.pdf}
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\end{center}
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\end{frame}
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\begin{frame}{Experiment Family II - Runtime Monitoring}
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Experiment 1: Detecting SSH Login Attempts
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\begin{table}[ht]
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\begin{center}
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\begin{tabular}{ccccccc}
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\toprule
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\textbf{Model} & \textbf{Precision} & \textbf{Recall} & \textbf{F1 Score} & \textbf{Accuracy} & \textbf{FPR} & \textbf{FNR} \tabularnewline
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\midrule
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%& \multicolumn{5}{>{\hsize=\dimexpr5\hsize+5\tabcolsep+\arrayrulewidth\relax}Y}{\textbf{Time Domain}} & \tabularnewline
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\midrule
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RFC & \numprint[\%]{95} & \numprint[\%]{97} & \numprint[\%]{95} & \numprint[\%]{97} & \numprint[\%]{0.6} & \numprint[\%]{14} \tabularnewline
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SVM & \numprint[\%]{95} & \numprint[\%]{97} & \numprint[\%]{96} & \numprint[\%]{98} & \numprint[\%]{0.8} & \numprint[\%]{8} \tabularnewline
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1D~CNN & \numprint[\%]{94} & \numprint[\%]{93} & \numprint[\%]{93} & \numprint[\%]{96} & \numprint[\%]{2} & \numprint[\%]{9} \tabularnewline
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\midrule
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%& \multicolumn{5}{>{\hsize=\dimexpr5\hsize+5\tabcolsep+\arrayrulewidth\relax}Y}{\textbf{Frequency Domain}} & \tabularnewline
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\midrule
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RFC & \numprint[\%]{89} & \numprint[\%]{67} & \numprint[\%]{72} &
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\numprint[\%]{88} &
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\numprint[\%]{12} &
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\numprint[\%]{8} \tabularnewline
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SVM & -- & -- & -- & -- & -- & -- \tabularnewline
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1D~CNN &
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\numprint[\%]{90} & \numprint[\%]{90} & \numprint[\%]{90} & \numprint[\%]{94} &
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\numprint[\%]{3} &
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\numprint[\%]{17} \tabularnewline
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\midrule
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%& \multicolumn{5}{>{\hsize=\dimexpr5\hsize+5\tabcolsep+\arrayrulewidth\relax}Y}{\textbf{Time + Frequency Domain}} & \tabularnewline
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\midrule
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1D~CNN & \numprint[\%]{89} &
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\numprint[\%]{95} &
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\numprint[\%]{92} &
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\numprint[\%]{95} &
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\numprint[\%]{1} &
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\numprint[\%]{20} \tabularnewline
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\bottomrule
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\end{tabular}
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\end{center}
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\caption{Comparison between the different algorithms for detecting SSH login attempts.}
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\label{tab:ssh-precision-comparison}
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\end{table}
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\end{frame}
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\begin{frame}{Experiment Famili II - Runtime Monitoring}
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Experiment 2: Classifying SSH Login Attemps
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\begin{table}[ht]
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\begin{center}
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\begin{tabular}{ccccccc}
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\toprule
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\textbf{Model} & \textbf{Precision} & \textbf{Recall} & \textbf{F1 Score} & \textbf{Accuracy} & \textbf{FPR} & \textbf{FNR} \tabularnewline
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\midrule
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& \multicolumn{5}{>{\hsize=\dimexpr5\hsize+5\tabcolsep+\arrayrulewidth\relax}c}{\textbf{Time Domain}} & \tabularnewline
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\midrule
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RFC & \numprint[\%]{97} & \numprint[\%]{97} & \numprint[\%]{97} & \numprint[\%]{96.7} & \numprint[\%]{12} & \numprint[\%]{8} \tabularnewline
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SVM & \numprint[\%]{99} & \numprint[\%]{99} & \numprint[\%]{99} & \numprint[\%]{98.5} &
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\numprint[\%]{1} &
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\numprint[\%]{1.5} \tabularnewline
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1D~CNN & \numprint[\%]{98.5} &
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\numprint[\%]{98} & \numprint[\%]{98} & \numprint[\%]{98} & \numprint[\%]{1} & \numprint[\%]{2} \tabularnewline
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\bottomrule
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\end{tabular}
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\end{center}
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\caption{Comparison between the different algorithms for classifying SSH login attempts.}
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\label{tab:ssh-classification-precision-comparison}
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\end{table}
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\end{frame}
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\begin{frame}{Experiment Family III - Hardware Tampering}
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\begin{center}
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\includegraphics[height=\textheight]{images/switch.jpg}
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\end{center}
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\end{frame}
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\begin{frame}{Experiment Family III - Hardware Tampering}
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\begin{center}
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\includegraphics[width=\textwidth]{images/detect_change.pdf}
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\end{center}
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\end{frame}
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\begin{frame}{Experiment Family III - Hardware Tampering}
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Experiment 1: Identifying the Number of Expansion Modules
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\begin{table}[ht]
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\begin{center}
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\begin{tabular}{ccccc}
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\toprule
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\textbf{Input Data} & \textbf{Model} & \textbf{Accuracy} & \textbf{Recall}\tabularnewline
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\midrule
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DC & SVM & \numprint[\%]{100} & \numprint[\%]{100}\tabularnewline
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DC & KNN & \numprint[\%]{100} & \numprint[\%]{100}\tabularnewline
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DC & SVM & \numprint[\%]{99.5} & \numprint[\%]{99.45}\tabularnewline
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\bottomrule
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\end{tabular}
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\end{center}
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\caption{Comparison between the different models for hardware detection with a stratified 10-fold cross validation setup.}
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\label{tab:hardware-results}
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\end{table}
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\end{frame}
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\begin{frame}{Conclusion}
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\only<1>{
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\begin{tcolorbox}[colback=orange!5!white,colframe=orange!50!black,
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colbacktitle=orange!75!black,title=Advantages of Physics-Based IDS]
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\begin{itemize}
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\item Host-independance
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\item Trustworthy input data
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\item
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\end{itemize}
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\end{tcolorbox}
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\begin{tcolorbox}[colback=orange!5!white,colframe=orange!50!black,
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colbacktitle=orange!75!black,title=Capabilities]
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\begin{itemize}
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\item Boot Process Assessement \footnote{Work-in-Progress: Boot Sequence Integrity Verification with Power Analysis, EMSOFT 22}.
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\item Run-time Monitoring / Log Verification.
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\item Hardware Tampering Detection.
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\end{itemize}
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\end{tcolorbox}
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}
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\end{frame}
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\end{document}
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