MediaWiki:Titleblacklist
- This is a title blacklist. Titles and users that match a regular expression here cannot be created.
- Use "#" for comments.
- This is case insensitive by default
User:[A-z]+[0-9]{2,} User:[A-z]{40,}
- Block users with no space character in their name (enforce SL-style names)
User:[A-z0-9]+ .*social bookmarking service.*