add a large (final) batch + do some cleanup
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presentation.tex
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presentation.tex
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\title{Protecting Internet Networks Against DoS Attacks}
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\title{Protecting Internet Networks Against DoS Attacks}
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\subtitle{State Exam Presentation}
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\subtitle{State Exam Presentation}
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\author{Adam Mirre\\Supervisor: Ing. Tomáš Dulík, Ph.D.}
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\subject{This presentation contains a short overview of the topics mentioned in the thesis, a gentle touch
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of the research methodology and approaches taken and the description of the
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results of the practical part.}
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\author{Adam Mirre, \\Supervisor: Ing. Tomáš Dulík, Ph.D.}
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\keywords{DoS, Networks, BGP, Black-holing}
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\institute{TBU in Zlín}
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\institute{TBU in Zlín}
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\date{3 June 2021}
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\date{3 June 2021}
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\item attack tools
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\item attack tools
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\item mitigation methods, correct use of them and the potential impact of
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\item mitigation methods, correct use of them and the potential impact of
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BCP
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BCP
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\begin{itemize}
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\item<4> blackhole routing
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\item<4> sinkholing
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\item<4> scrubbing
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\item<4> rate-limiting
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\end{itemize}
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\item mitigation/protection tools
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\item mitigation/protection tools
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\end{itemize}
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\end{itemize}
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\end{block}
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\end{block}
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\item steeply growing tendency over the past decade
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\item steeply growing tendency over the past decade
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\item various kinds of targets since attackers are not particularly
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\item various kinds of targets since attackers are not particularly
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discerning
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discerning
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\item highly accessible (technically and financially)
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\end{itemize}
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\end{itemize}
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\end{block}
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\end{block}
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\end{frame}
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\end{frame}
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\subsection{Attack methods}
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\begin{frame}{}
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\begin{block}{Attack methods}
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\begin{itemize}[<+>]
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\item SYN floods
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\item amplified reflection attacks
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\item BGP hijacking
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\end{itemize}
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\end{block}
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\end{frame}
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\subsection{Attack tools}
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\begin{frame}{}
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\begin{block}{Attack tools}
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\begin{itemize}[<+>]
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\item HOIC
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\item Metasploit
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\item slowloris.py
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\end{itemize}
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\end{block}
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\end{frame}
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\subsection{Mitigation methods}
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\begin{frame}{}
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\begin{block}{Mitigation methods}
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\begin{itemize}[<+>]
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\item scrubbing
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\item sinkholing
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\item null-routing
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\item rate-limiting
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\end{itemize}
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\end{block}
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\end{frame}
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\section{Practical part}
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\section{Practical part}
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\subsection{Overview}
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\begin{frame}{Set-up}
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\begin{block}{Practical part}
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\begin{itemize}
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\item<1> Infrastructure set-up (and teardown)
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\item<2> automated configuration
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\frametitle<2>{Configuration}
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\item<3> staging an attack
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\frametitle<3>{Attack}
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\frametitle<4->{Response}
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\item<4> attack detection and response
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\end{itemize}
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\end{block}
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\end{frame}
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\subsection{Infrastructure}
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\begin{frame}{Setup}
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\begin{block}{Infrastructure set-up}
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Testing host: ULW Skylake i5, 24GB RAM, Fedora 34 w/ Linux 5.11.20
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Infrastructure as code principles
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\begin{itemize}
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\item<1> Terraform + libvirt provider for Terraform (QCOW2 cloud images)
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\frametitle<2,3>{Configuration}
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\item<2> CloudInit for initial OS image configuration
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\item<3> Ansible
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\end{itemize}
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\end{block}
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\end{frame}
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\subsection{Configuration}
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\begin{frame}{CloudInit}
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\begin{block}{Initial OS image configuration}
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\begin{itemize}
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\item disk resize
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\item hostnames
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\item MAC addressess
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\item network interfaces
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\end{itemize}
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\end{block}
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\begin{block}{Host roles}
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\begin{itemize}
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\item routers
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\begin{itemize}
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\item our edge
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\item peer (upstream) device
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\end{itemize}
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\item victim
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\item attacker
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\item defender
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\end{itemize}
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\end{block}
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\end{frame}
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\begin{frame}{Ansible}
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\begin{block}{Program/service configuration}
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utilizing Ansible roles for host groups
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\begin{itemize}
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\item GoBGPd role for routers (\texttt{host\_vars} customization)
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\item fprobe (NetFlow) role for router metric reporting
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\item FastNetMon role for the defender host (attack detection)
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\end{itemize}
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\end{block}
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\end{frame}
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\begin{frame}{Attack attempt}
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\begin{block}{Attack attempt}
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\begin{itemize}
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\item slowloris.py - successfully mitigated
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\item FastNetMon and GoBGPd issues
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\end{itemize}
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\end{block}
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\end{frame}
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\section*{Conclusion}
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\section*{Conclusion}
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\begin{frame}{}
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The goal of describing several attack and mitigation techniques and tools has
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been achieved, infrastructure set-up automated and attacks staging partially
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successful.
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\end{frame}
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\begin{frame}[plain]{Conclusion}
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\begin{frame}[plain]{Conclusion}
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\textbf{Thank you for your attention.}
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\textbf{Thank you for your attention.}
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\end{frame}
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\end{frame}
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