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 says hackers accessed user emails, phone numbers, and internal metadata in October 2025, with a database of 697,313 ...

Substack data breach exposed user email addresses and phone numbers for months before CEO Chris Best confirmed the October incident in February, prompting security concerns.

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 ...

Substack has reached more than 5 million paid subscriptions for the first time, the company said this week. The updated audience total comes just four months after the digital journalism and content ...

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

Well, shit. I had several Substack subscriptions that I enjoyed. However, continuing to read those subscriptions would be like continuing to go to a Nazi bar because there are some entertaining ...

Everyone seems to have a Substack these days. What started as a simple newsletter service in 2017 has become the platform of choice for a wide range of content creators. Even the State Department has ...