Forum:Blacklisting?

At the Justin Bieber answers site, we need urgent help. We need to blacklist words related to personal information (and other stuff). How can be do this? MediaWiki:BadWords is not helping us. — I-20 the highway  19:59, September 1, 2010 (UTC)
 * Well, the spam blacklist only works in links AFAIK, you may need to ask Special:Contact. -- 20:13, September 1, 2010 (UTC)
 * w:c:justinbieber.answers:MediaWiki:TitleBlacklist &mdash; see w:c:joeyaa:MediaWiki:TitleBlacklist for an example. Joey (talk) 23:40, September 1, 2010 (UTC)
 * Hmm, I thought TitleBlacklist only blocked those words in page titles? -- 23:49, September 1, 2010 (UTC)