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  • Raspberry Pi for Secret Agents - Second Edition
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Raspberry Pi for Secret Agents - Second Edition

Raspberry Pi for Secret Agents - Second Edition

By : Sjogelid
4.1 (14)
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Raspberry Pi for Secret Agents - Second Edition

Raspberry Pi for Secret Agents - Second Edition

4.1 (14)
By: Sjogelid

Overview of this book

This book is an easy-to-follow guide with practical examples in each chapter. Suitable for the novice and expert alike, each topic provides a fast and easy way to get started with exciting applications and also guides you through setting up the Raspberry Pi as a secret agent toolbox.
Table of Contents (7 chapters)
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Preface
Preface
What this book covers
What you need for this book
Who this book is for
Conventions
Reader feedback
Customer support
Free Chapter
1
1. Getting Up to No Good
1. Getting Up to No Good
A brief history lesson on the Pi
The ins and outs of the Raspberry Pi
Installing the Raspbian OS on the SD card
Booting up and configuring Raspbian
Accessing the Pi over the network using SSH
The importance of a sneaky headless setup
Keeping your system up-to-date
Backing up your SD card
Summary
2
2. Audio Antics
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2. Audio Antics
Configuring your audio gadgets
Recording conversations for later retrieval
Listening in on conversations from a distance
Talking to people from a distance
Distorting your voice in weird and wonderful ways
Scheduling your audio actions
Calling your fellow agents
Bonus one line sampler
Summary
3
3. Webcam and Video Wizardry
3. Webcam and Video Wizardry
Setting up your camera
Capturing your target on film
Detecting an intruder and setting off an alarm
Watching your camera over the Internet
Turning your TV on or off using the Pi
Scheduling video recording or staging a playback scare
Summary
4
4. Wi-Fi Pranks – Exploring Your Network
4. Wi-Fi Pranks – Exploring Your Network
Getting an overview of all the computers on your network
Finding out what the other computers are up to
Pushing unexpected images to browser windows
Knocking all visitors off your network
Protecting your network against Ettercap
Analyzing packet dumps with Wireshark
Exploring dynamic DNS, port forwarding, and tunneling
Creating a diversion using a chat bot
Keeping your conversations secret with encryption
Summary
5
5. Taking Your Pi Off-road
5. Taking Your Pi Off-road
Keeping the Pi dry and running with housing and batteries
Setting up point-to-point networking
Creating an ad hoc Wi-Fi network
Turning the Pi into a Wi-Fi hotspot
Tracking the Pi's whereabouts using GPS
Controlling the Pi with your smartphone
Receiving status updates from the Pi
Accessing your files from anywhere with Dropbox
Keeping your data secret with encryption
Erasing the Pi should it fall into the wrong hands
Summary
Graduation
6
Index
Index

Talking to people from a distance

Instead of listening in on the action, maybe you'd like to be the one creating all the noise by making the Pi an extension of your own voice. You'll be on a computer with a microphone, and the Pi can be somewhere else broadcasting your message to the world through a pair of speakers (or a megaphone). In other words, the roles of the Pi and your computer from the previous topic will be reversed.

Talking in Windows

First make sure SoX is added to Windows as per the instructions in the Listening in Windows section.

  1. Connect your microphone and check the input volume of your device. You'll find the settings in Control Panel | Hardware and Sound | Manage audio devices under the Recording tab. Make your microphone the default device by selecting it and clicking on Set Default.
  2. Start a command prompt from the Start menu by clicking on the shortcut or by typing cmd in the Run/Search field.
  3. We can start a monitoring loop first to ensure our microphone works...
End of Section 5
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