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Bad Guys - Android: how steal SMS messages

This is the second part of "Bad Guys - Android", you can find the first article here

The code speaks for itself, so I will not give explanations!

Requirements:
- Need to know how to program Android and Java
- Android Studio
- Malicious web Server

Let's see the finished code:
activity_main.xml
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AndroidManifest.xml
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MainActivity.java
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Let's make apk file and download it to your android device; this app shows SMS, but meanwhile sends
all SMS messages to my malicious web server!

data.php
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Users should be careful to read the permissions of the app!

Study hard :)