This thread made me finally devote some time into setting up Google's "2 step verification", which is more secure than the standard username / password that you use to log in to Google products.
https://www.google.com/support/accounts/...ic=1056284
It's a pain / hassle to set up, but it is, the service is easy to use.
https://www.google.com/support/accounts/...ic=1056284
It's a pain / hassle to set up, but it is, the service is easy to use.