5 Apr
2013
5 Apr
'13
2:09 p.m.
3.) Install something like http://www.mediawiki.org/wiki/Extension:ConfirmAccount and/or maybe use both captcha and some context-specific question
Adding an actual captcha seems like the way to go; it may not prevent all automated account creations, but it clearly filters much better than a static list of questions with plain-text answers. Arthur