Hot answers tagged security
You can encrypt your phone and it then will ask for a pin each time you boot your phone
If you're using mobile data connection, you don't have to worry because you should not be able to open ports (at least I am not). If you are connected to wi-fi, you can open ports. Then you just need a computer which is connected to same network and install nmap on it and do a port scan but first you have to find out your phones local ip (not by going to ...
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