Blacklist

Both require sysop permissions to edit, and both are aimed at trying to reduce spam.
 * My spam blacklist — our own customised 'local' blacklist, unique to WikiIndex
 * MediaWiki:Spam-blacklist — a very large generic 'article' which originates from MediaWiki.org available to all MediaWiki installations


 * See also
 * MediaWiki:Spam-whitelist — a page to include known good sites