Spam attack on Twitter/X rival Mastodon highlights ‘fediverse’ vulnerabilities | TechCrunch
https://techcrunch.com/2024/02/20/spam-attack-on-twitter-x-rival-mastodon-highlights-fediverse-vulnerabilities/

'Mastodon’s CTO Renaud Chaput said the attack will prompt the company to improve its software. ...'
' ...Another measure we took today is switching the setting for new instances so they are not wide-open by default, and added a banner to remind admins that fully open instances need to be actively moderated, so this needs to be a careful decision by the admin,” ...'