@micahflee This is basically for the same reason: no validation on packets whatsoever. Packets that cause the key to be unimportable are clearly not RFC-compliant, but SKS still accepts those packets.
Why is this step necessary? mastodon.social might not be the server where you are registered, so we need to redirect you to your home server first. Don't have an account? You can sign up here
mastodon.social