Category Android

Connect Arduino to Android through USB

This tutorial will show you how to connect your Android to an Arduino through USB and send data in both directions. Prerequisites Android device Arduino (theoritically from any type, but I'll be using Arduino Leonardo) USB OTG (On-The-Go) Standard USB charger of your phone Wiring must be done this way : Phone ↔ OTG ↔ USB ↔ Arduino Android Side I created a short library to establish the communication, you can take a look at the github page. First you need to create an…

Android, Network, Raspberry Pi, Server

Raspberry Pi & Omxplayer Server

If you're an Android user, you probably noticed that Android doesn't have its own "Airplay" implemented, which is not convenient if you want to stream your music on your speakers (or home cinema or whatever). So I decided to overcome this problem using my Raspberry Pi ! And today I will share with you my work so you can make your own music server ! Note: musics will be hosted on the Raspberry Pi and Android will serve as a Remote. Prerequisites For this you will need a Raspberry Pi with : Internet connection Jack cable wired…

Android

Dagger2 Android Tutorial

Hi and welcome for this new tutorial about Dagger 2 for Android ! Dagger 2 Dagger2 is a powerful dependency injection library for Java and Android. In this article I won't cover all the possibilities but really just the basics so you understand how dagger works and how you can use it. Before you go further I advise you to take a quick look at this video from Jake Warthon which was pretty usefull for me : Youtube Gradle First of all we are going to setup our dependencies so we can leave this stuff alone next. In…

Android, Network, Server

Node.js and Android TCP/IP

After some research on the internet I noticed that a lot of tutorials for Node.js were about making a web server, but what about something more ... Android ? For this tutorial you will need Node.js installed on your server and an Android device. Let's go! Node.js multi-client server This little piece of code is only what you need! Some explanations: net.createServer() creates the server (no way) and takes as a parameter a callback function called every time a new client connects to the server. The client's socket is contained in sock. sock.write('Welcome to the server!\n') sends a welcome…

Android, Hacking, Network, Server

Reverse SSH (Also on Android)

Hi everyone! This tutorial will show you how to make a Reverse SSH between two machines! I already wrote a post for making a Reverse Shell, you should take a quick look at it if you don't know what is a reverse shell, because the same principle is applicable here. Reverse SSH There will be two machines here: Reachable (the network configuration: port forwarding etc.. allows you to ssh to it from anywhere) Unreachable (machine with ssh installed, you can't access to it unless you're on the same network) Let's do it! You…

Android

ADB: Connect to your Android

Hi, this is another quick tutorial to show you how to connect to your android from your computer through adb. ADB ADB (Android Debug Bridge) is an advanced command line tool for developers. It allows you to do a lot of things like: access to the shell of your phone, (un)install applications, simulate finger…

Android, Hacking

Fake install vendor of an app

Hello, this is a really quick tutorial to show you how to fake the install vendor of an Android app. I won't hack a specific application here, but I will show you how you can bypass some security settings on Android. Vendor name When you install an application on your Android, the source of your installation is bound as a data to the app.…

Android, Hacking

Decompile Android application: Hack

Hi! Today I am going to show you how to decompile an Android application (.apk): See the code inside the app' and even debug it! Pr.S: I will be on Windows for this tutorial. Let's go! Required Tools You will need some Android developer tools for this: Download and install Android Studio (Optional, but verry recommanded to see the logcat of the application) Download and install APK Studio GUI Download my special RAR Tools! The application we are going to decompile: app THE GAME: The application is asking for…

Android

BroadcastReceiver on Android

This is a simple explanation for "how to use a BroadcastReceiver on Android". A BroadcastReceiver allows your applications to be notified when a specific event appear on the system. For example, you can be notified when the phone receives an SMS, an incoming call, when the Wifi is activated or when the phone is turned into airplane mode etc. Moreover, you have access to the data linked with the event i.e. the message received (SMS) etc. In this case, we are going to set a BroadcastReceiver to…

Android, Arduino

HC-06 bluetooth connection with Android

Hi everyone! This tutorial is about how to make a bluetooth connection between an Android and the HC-06 module for Arduino. Let's begin with the basics: the wiring. Wiring HC-06 Pretty simple. RX and TX are the input/output pins. Now a piece of code. Code Application Now we are going to make the connection with an Android. I developed an application, you can download on the Play Store. This is the…

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