No, but it raises the difficulty bar for an attacker.

You’re doing it right now!

Thanks for bringing their instance to my attention. Their behavior is NOT ok, makes me want nothing to do with their project, and I have defederated their instance over it.

Just trying to take it easy for all those sinners.

Far out man.

Any instance on 0.19 or higher will likely continue to have federation issues. The devs reopened this issue: https://github.com/LemmyNet/lemmy/issues/4288

Far out man!