User:Pramana~mediawikiwiki

Pramana, Inc., provide free "invisible CAPTCHA replacement/alternative" services, called BotAlert and BotBlock.

Sign up for a free account at: http://pramana.com/account

Or, learn more about BotAlert/BotBlock here:
 * BotAlert
 * BotBlock

The BotAlert/BotBlock MediaWiki plugin can be found here: Extension:BotAlert