Substack data breach exposed user email addresses and phone numbers for months before CEO Chris Best confirmed the October ...
The 43rd president of the United States launched a Substack site Feb. 16 with a 1,500-word tribute to a predecessor.
Substack says hackers accessed user emails, phone numbers, and internal metadata in October 2025, with a database of 697,313 ...
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Substack, Polymarket announce partnership: 'Journalism is better when it's backed by live markets'
The new partnership will allow Substack users to integrate Polymarket's prediction data directly into their content.
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 has allowed for the inclusion of Polymarket embeds into blogs since 2024, and the new update mostly seems like it will streamline the process. Notably, the prediction charts can now be added ...
Forbes contributors publish independent expert analyses and insights. Karin Eldor covers entrepreneurs and leaders in fashion & lifestyle. The momentum hasn’t slowed. Every time I went to hit publish ...
Substack won't share official numbers, but it seems like a pretty significant data breach.
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