In Android 4.0.3+ it is now possible to encrypt the storage so that a password
is necessary to decrypt it every time the phone is switched on. However, in
stock Android, the password used to generate the encryption key is identical to
that used to unlock the screen. That either forces you to use weak password, or
to type long secure password each time you unlock the screen of device. This
application uses standard VDC calls to validate and set a new password. The app
has been tested on the devel