Try QuestyCaptcha*. It has been stopping spammers on my wiki that reCaptcha failed to.
* http://www.mediawiki.org/wiki/ConfirmEdit#QuestyCaptcha Roger TEFLChina.org, wiki for teachers of English as a foreign language in China _______________________________________________ MediaWiki-l mailing list [email protected] https://lists.wikimedia.org/mailman/listinfo/mediawiki-l
