swb6-it-sec/Lab05/documentation/part2/part2.tex

\section{Part 2: Attack Tree}

\subsection{Baum}

Siehe Abbildung \ref{tree:Attack tree}

\begin{sidewaysfigure}
\begin{forest}
    for tree={
        draw,
        minimum height=1cm,
        anchor=parent,
        align=center,
        child anchor=parent
    },
    [{Unauthorized Access to DB Data}, name=AD
        [{No authentication}, angle below, color=red
            [{Access to\\server room}, color=red, angle below
            [{Unsupervised\\in building}, color=red]
                [{Access to\\the building}, color=teal
                    [{Bribe\\security\\guard\\100.000€}, color=teal]
                    [{Disguise yourself\\as fireman\\1.000€}, angle below, color=red
                        [{Steal\\fireman\\clothes}, color=red]
                        [{Activate\\firealarm}, color=teal]
                        [{firealarm\\disables\\locks}, color=red]
                    ]
                    [{Break into\\building}, color=red
                        [{Hire crew\\for heist}, color=red]
                    ]
                ]
            ]
        ]
        [{Harddrives unencrypted}, color=red, angle below
            [{Unsupervised\\near harddrives}, color=red]
            [{Access to the harddrives}, color=teal
                [{Collect harddrives\\for cleansing}, angle below, color=teal
                    [{Get company\\to hire you\\50.000€}, color=teal]
                    [{Work in\\data cleansing}, color=teal]
                ]
            ]
        ]
        [{Access to db terminal}, color=teal
            [{Access to\\SSH Keys}, color=red
                [{Access to\\Key storage}, angle below, color=red
                    [{Employee uses\\bad password}, color=teal]
                    [{Access to\\employee laptop\\10.000€}, color=teal]
                ]
            ]
            [{Flaw in\\Authentication}, color=teal
                [{MITM\\1.000€}, color=teal]
                [{Spoofing\\10.000€}, color=teal]
            ]
        ]
    ]
\end{forest}
\caption{Attack tree}
\label{tree:Attack tree}
\end{sidewaysfigure}

\subsection{Kosten des günstigsten Angriffs}

Der günstigste Angriff kann bei einer Sicherheitslücke in der Authentifizierung ein Man in the Middle Attack oder Spoofing sein. Dabei können je nach Aufwand und Dauer Kosten entstehen. (1.000-10.000€)