Substack, the hugely popular online content platform with 50 million active subscribers, has confirmed it has been hacked. Here’s what you need to know.

Substack co-founder Hamish McKenzie says that creators jumping ship from 'mainstream media' like Jim Acosta, Joy Reid and Mehdi Hasan are a big driver of the growth. By Alex Weprin Senior Editor ...

Substack is adding new capabilities to its Twitter-like Notes feature that bring it more in-line with the social network now known as X. The company announced on Tuesday that users can now post videos ...

Substack data breach exposed user email addresses and phone numbers for months before CEO Chris Best confirmed the October ...

Newsletter and publishing platform Substack announced $100 million in Series C funding, led by technology investment firm BOND and Peter Chernin’s The Chernin Group (TCG). Also participating in ...

In 2025, everybody in fashion has a Substack. At least, that’s what it looks like, judging by my increasingly crowded inbox. Has it reached a saturation point? In March, Substack hit five million paid ...

Substack is adding a live video component to its newsletter service. In its announcement post, the company positioned this feature as providing real-time audience engagement for creators. At launch, ...

As TikTok's future in the U.S. remains in limbo, startup Substack is going after video creators in a move to expand its platform. The San Francisco startup on Thursday announced that creators can now ...

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

Newsletter and publishing platform Substack announced $100 million in Series C funding, led by investors at technology investment firm BOND and Peter Chernin's The Chernin Group (TCG). Also ...