Android : Confirm email not to accept the data from clip board of devices like tablet

I am restricting a user to paste the email in the confirm email text field,I was in this successful with the below code

$('#conf_email').on('drop', function(e) {
e.preventDefault();
return false;
});
$("#conf_email").bind("paste", function(e) {
e.preventDefault();
});

I want to extend this functionality What my requirement is,to restrict the user from pasting the data from clip board also

I am doing my research work but its not help full to me,can any one help me in achieving this functionality