I have rooted my phone successfully. But after that its USB function is not working but getting charged when connected with PC.
pls help me. Without USB support, i cant upgrade my Magnus ROM.

I chosen a project at security information to find a password from a phone with Android.
I found in password.key from data/system/ a crypto text with 97 characters ,how are generate that crypto text ? Which is the function ?
I need that function to do bruteforce on that password /pin with 4 digits.