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.

Publishing platform Substack and prediction market Polymarket announced a new partnership on Wednesday. The new partnership will allow Substack users to integrate Polymarket’s prediction data directly ...

Substack’s $20 million creator fund is a clear signal that creator ownership and control are becoming the new standard. As platforms shift and algorithms change, creators are reclaiming their ...

Interview with Beehiiv CEO and co-founder Tyler Denk about the newsletter platform's support for journalists and how it ...

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

What is an author without an editor? Look to Substack for your answer. You’ll find the novelist Garth Greenwell reflecting on a single paragraph from James Baldwin’s Another Country for 3,500 words; ...

(Reuters) -Substack has raised $100 million in a funding round led by venture capital firms Bond and the Chernin Group at a valuation of $1.1 billion, the newsletter platform said on Thursday. The ...

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

Newsletter platform Substack is notifying users of a data breach after attackers stole their email addresses and phone numbers in October 2025. Although the incident occurred four months ago, CEO ...