\documentclass{beamer}
\usetheme{Madrid}
\title{Differential Privacy for Mobile Data}
\author{Fatima Hernández}
\date{2024-04-22}

\begin{document}
\frame{\titlepage}
\begin{frame}{Overview}
\begin{itemize}
  \item Mobile data characteristics
  \item Threats to user anonymity
\end{itemize}
\end{frame}
\begin{frame}{Future Directions}
\begin{itemize}
  \item Integration with app ecosystems
  \item Balancing privacy and utility
\end{itemize}
\end{frame}
\end{document}