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

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

On Wednesday, Substack announced new features that allow writers to embed Polymarket data directly into their newsletters and in Notes. Substack had previously introduced Polymarket embeds in 2024, ...

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

Substack has removed several publications for inciting violence, the newsletter publisher said in a statement shared with CNN Tuesday, as writers from across the platform threaten ed to quit over the ...

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

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, ...

Add Yahoo as a preferred source to see more of our stories on Google. Subscribe to our brand-new Substack channel all about the Billboard charts — a must-read for music fans, industry professionals ...

Like clockwork, every Wednesday morning, Russ Thornton, an Atlanta-based advisor who specializes in helping women with retirement planning, publishes a financial newsletter called “Wealthcare for ...

A food king of Manhattan welcomes the newsletter crowd to a party celebrating the 50th anniversary of his Upper East Side cafe. By Alex Vadukul Eli Zabar, the longtime king of a Manhattan food and ...