If you’re impacted by the security incident, you’ll hear directly from the brand with an email from Substack's CEO.

Substack said that customer data was accessed in October 2025, but wasn't discovered until early February.

Substack won't share official numbers, but it seems like a pretty significant data breach.

Substack’s new TV app expands the platform beyond newsletters, offering subscribers an easier way to watch video posts and livestreams on Apple TV and Google TV. The post You can now enjoy Substack on ...

Substack on Thursday announced the launch of its Creator Accelerator Fund, which provides a $20 million funding guarantee aimed at helping creators grow their audience and move their paid subscribers ...

Exclusive: Site takes a cut of subscriptions to content that promotes far-right ideology, white supremacy and antisemitism ...

Substack confirms a major data breach exposing user emails and phone numbers. What’s behind the breach, and what’s next?

Publishing platform Substack is making money from newsletters that promote far-right ideologies and antisemitism, The ...

Twitter’s decision to prohibit likes, tweets, and retweets on tweets with Substack URLs seems to fly in the face of owner Elon Musk’s vocal support of free speech on the platform. Twitter’s decision ...