Why isnt caller id faker working

What you probably can do is hide it. Your phone number is probably stored in a database server somewhere, which would make it a lot harder to fake than just writing a little android app. No, Android doesn't allow this - probably because it is almost certainly illegal in every country that runs telecommunication systems that conform to international regulations. Your phone provider is responsible for providing your 'caller id' your phone number to whoever you call.

In most cases depending on which country and which provider you will have the option to 'hide' your telephone number but that isn't guaranteed everywhere in the world nor with all providers. Even then, this is something that you have to do manually and cannot be done by software.

The link to the SO question that cularis mentions has an answer by me which explains or tries to explain why it isn't even possible to hide your 'caller id' with software.

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Learn more. Caller id faker [closed] Ask Question. Asked 10 years, 6 months ago. Active 7 years, 8 months ago. Viewed 3k times. This vulnerability has already been exploited with crucial consequences such as faking caller IDs to emergency services e. In this paper, we propose an end-to-end caller ID verification mechanism CallerDec that works with existing combinations of landlines, cellular and VoIP networks. CallerDec can be deployed at the liberty of users, without any modification to the existing infrastructures.

We implemented our scheme as an App for Android-based phones and validated the effectiveness of our solution in detecting spoofing attacks in various scenarios. If none of the above working, you can wait till your phone battery drains and it turns off automatically. After that put it to charge, and press the power button. It may work after this. Finally, if you can't fix it with anything, you may need to uninstall the app and re-install it. Android usually restores all settings after you re-install and log into the app.

You can see if that fixes it. Even in some rare cases, the re-install step also don't work. If that is your case, try installing older versions of the app.

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