Translations:Manual:Combating spam/79/en

For maximum effectiveness, it should be combined with an http:BL API Key, which you can get by signing up for Project Honey Pot, a distributed spam tracking project. To join Project HoneyPot you will need to add a publicly accessible file to your webserver, then use the following extension code in your LocalSettings.php (or an included PHP file) to embed a link to it in every page: