This is a general problem with PolicyKit dialogs, not just with the one Ubuntu Software Center invokes.
That secondary text should be removed -- or even better, made authentication-method-specific, e.g. "To continue, enter your password.".
This is a general problem with PolicyKit dialogs, not just with the one Ubuntu Software Center invokes.
That secondary text should be removed -- or even better, made authentication- method- specific, e.g. "To continue, enter your password.".