Nowadays many spammers' attacks are accomplished by real people. In such cases the usage of captcha and other techniques set against spam bots are not effective.
One of the possible solutions against spammers is the restriction of web sites registrations based on the geographical location. It can be implemented using the GeoIP database. Many of the popular scripts have external extensions that recognize the location of the web site visitors. In our tutorial we will show you how to install and manage effective solutions based on the GeoIP database.