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bypass android screenshot prevention

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iddoeldor 2019-03-04 19:21:34 +02:00 committed by GitHub
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@ -34,6 +34,7 @@
* [`Trace class`](#trace-class)
* [`Hooking Unity3d`](https://github.com/iddoeldor/mplus)
* [`Get Android ID`](#get-android-id)
* [`Bypass FLAG_SECURE`](#bypass-flag_secure)
</details>
<details>
@ -984,6 +985,35 @@ https://stackoverflow.com/a/54818023/2655092
<br>[⬆ Back to top](#table-of-contents)
#### Bypass FLAG_SECURE
Bypass screenshot prevention [stackoverflow question](https://stackoverflow.com/questions/9822076/how-do-i-prevent-android-taking-a-screenshot-when-my-app-goes-to-the-background)
```javascript
Java.perform(function() {
Java.use('android.view.SurfaceView').setSecure.overload('boolean').implementation = function(flag){
console.log('[1] flag:', flag);
this.call(false);
};
var LayoutParams = Java.use('android.view.WindowManager$LayoutParams');
Java.use('android.view.ViewWindow').setFlags.overload('int', 'int').implementation = function(flags, mask){
console.log('flag secure: ', LayoutParams.FLAG_SECURE.value);
console.log('before:', flags);
flags = (flags.value & ~LayoutParams.FLAG_SECURE.value);
console.log('after:', flags);
this.call(this, flags, mask);
};
});
```
<details>
<summary>Output example</summary>
https://stackoverflow.com/a/54818023/2655092
</details>
<br>[⬆ Back to top](#table-of-contents)
#### iOS alert box
```js