\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
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\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{aitaya}
\pdfinfo{
  /Title (cisco-introduction-cybersecurity.pdf)
  /Creator (Cheatography)
  /Author (aitaya)
  /Subject (Cisco Introduction Cybersecurity Cheat Sheet)
}

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% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
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\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
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\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Cisco Introduction Cybersecurity Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{aitaya} via \textcolor{DarkBackground}{\uline{cheatography.com/130474/cs/40797/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}aitaya \\
  \uline{cheatography.com/aitaya} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 13th October, 2023.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{2}

\begin{tabularx}{8.4cm}{x{2.64 cm} x{5.36 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Ch1 : Introduction à la cybersécurité}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{Confidentialité}} & (anonymat) limiter l'accès à l'information au personnel autorisé. Parmi les méthodes :  le cryptage des données, l'ID et le mot de passe liés au nom d'utilisateur, l'authentification à deux facteurs et la réduction au minimum de l'exposition des informations sensibles. \tn 
% Row Count 12 (+ 12)
% Row 1
\SetRowColor{white}
{\bf{Intégrité}} & représente l'exactitude, la cohérence et la fiabilité des données pendant tout leur cycle de vie. Parmi les outils : contrôle des versions, les permissions de fichier, les sauvegardes... \tn 
% Row Count 20 (+ 8)
% Row 2
\SetRowColor{LightBackground}
{\bf{Disponibilité}} & La maintenance des équipements, la réparation des matériels, la mise à jour des systèmes d'exploitation et des logiciels, et la création de sauvegardes \tn 
% Row Count 27 (+ 7)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{la triade CIA : Confidentialité, Disponibilité et Intégrité \newline \textgreater{} MD5, SHA-1, SHA-256 et SHA-512, fonction hashage \newline \textgreater{} DDos -\textgreater{} Pare-feu}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{p{0.8 cm} p{0.8 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Données de l'entreprise}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{} \tn 
% Row Count 0 (+ 0)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{Exemple de faille :   \newline {\bf{LastPass en juillet de 2015}} (phishing)  \newline {\bf{Vtech en novembre 2015}} (No SSL, les question de sécurité en clair, MD5) \newline {\bf{Equifax entre mai et juillet 2017}}  \newline  \newline Rapport de solvabilité}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{2.48 cm} x{5.52 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Les différents types d'aggrésseurs}}  \tn
% Row 0
\SetRowColor{LightBackground}
Amateurs & Script Kiddies \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Pirates & Whitw Hat, Grey Hat, Black Hat \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
Pirates organisés & des organisations de cybercriminels, des hacktivistes, des terroristes et des pirates financés par des gouvernements \tn 
% Row Count 8 (+ 5)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}