Please. Captcha by default. Email domain filters. Auto-block federation from servers that don't respect. By default. Urgent.
And yes, to refute some comments, this publication is being upvoted by bots. A single computer was needed, not "thousands of dollars" spent.
Interesting, I hadn't thought of that. I guess it's technically possible to post on a community without even having an account on any server...?
In theory, yes. You only need a Activitypub library and some lines of code.