How to Track the People Tracking You A Beginner's Guide to Building a Raspberry Pi Surveillance-Detection System

Are you being followed digitally without realizing it?

Every smartphone, vehicle, and wireless device constantly broadcasts signals. These signals can reveal patterns that security professionals use to detect suspicious activity.

This guide shows you how to build a low-cost surveillance-detection system using a Raspberry Pi and open-source software.

Inspired by real research presented at the cybersecurity conference Black Hat USA, this book explains how to monitor wireless signals to detect devices that repeatedly appear near you.

Inside this guide you’ll learn:

✔ How wireless tracking works

✔ How to detect suspicious nearby devices

✔ How Wi-Fi and Bluetooth signals reveal patterns

✔ How to build a Raspberry Pi detection device

✔ How to analyze wireless data safely and legally

This practical guide is perfect for:

• Cybersecurity beginners
• Privacy advocates
• Raspberry Pi hobbyists
• Digital investigators
• Tech enthusiasts

What You Will Learn

Wireless Tracking Fundamentals

Understand how modern devices broadcast signals and how they can be monitored.

Hardware Setup

Learn how to build a wireless monitoring device using Raspberry Pi 5 and compatible Wi-Fi adapters.

Monitoring Tools

Discover how tools like Kismet analyze nearby wireless traffic.

Detection Logic

Identify devices that appear repeatedly across different time windows.

Mapping and Analysis

Use GPS and network intelligence databases to analyze patterns.

What You Get

📘 Full eBook PDF

Includes:

• Step-by-step setup guide
• Hardware recommendations
• Wireless detection concepts
• Legal and ethical guidelines