Evaluate stopforumspam.com as potential fix for wiki spam attacks
http://www.stopforumspam.com is a very useful site which lets you check email and IP addresses against lists of known spammers. It's used by phpBB forums to check new accounts, and could possibly be adapted for use on the wiki as well.
#1 Updated by Beluga Beluga over 1 year ago
Unfortunately this has not been updated since 2009: https://www.mediawiki.org/wiki/Extension:Check_Spambots