I'm receiving e-mails notifying me that new users have registered in the forum (I replaced the user name with xxxx):
Account Details for xxxx at iJoomla Support Forums
iJoomla Forums <firstname.lastname@example.org>
Today, 4:04 AM
A new user 'xxxx', username 'xxxx', has registered at https://www.ijoomla.com/forums/.
Welcome to iJoomla Support Forum
Login with your iJoomla or JomSocial account or you can register for a new account.