weekendr@weekendr@social.vivaldi.net
@honzajavorek@mastodonczech.cz @FediTips@social.growyourown.services @stonebear2@hachyderm.io I'd like to know as well.
Fedi.Tips@FediTips@social.growyourown.services
@weekendr@social.vivaldi.net @honzajavorek@mastodonczech.cz @stonebear2@hachyderm.io
I think they're referring to instantly-working signups, as these tend to be exploited by spammers.
Admins on Mastodon servers can choose to allow either instant signups or signups that have to be approved by a moderator before they work. Spammers all use servers that have instant signups.