\documentclass[12pt,a4paper]{article}
\usepackage[portuguese]{babel}
\usepackage[lining]{ebgaramond}

\title{Practical Assignment \#1}
\author{
    João Neto -- \\[1em]
    Vasco Alves -- 2022228207
}

\begin{document}
\maketitle
\tableofcontents
\newpage

\section{Introduction}

\section{Firewall}
\subsection{Packet fileter with NAT}
\subsection{Packet filtering without NAT}
\subsection{External Network}
\subsection{Internal Network}

\section{Intrusion Detection}

\section{Conclusion}

\end{document}