Overview
- On Monday an error caused Substack to send a push notification promoting NatSocToday, a Nazi-themed newsletter with fewer than 1,000 subscribers.
- Recipients expressed confusion and alarm online at being prompted to subscribe to a white nationalist publication.
- A Substack spokesperson apologized for the serious mistake, confirmed the system has been taken offline and said engineers are implementing fixes to prevent recurrence.
- Users who clicked NatSocToday’s profile were shown recommendations for other white-power content, exposing flaws in the platform’s algorithmic suggestions.
- The incident highlights Substack’s ongoing content moderation challenges as it continues to host extremist newsletters under existing policies.