The 43rd president of the United States launched a Substack site Feb. 16 with a 1,500-word tribute to a predecessor.

George W. Bush became the latest writer to join Substack on Monday, with the 43rd POTUS launching his blog with a lengthy ...

Substack said that customer data was accessed in October 2025, but wasn't discovered until early February.

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, 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 states that the security flaw has now been fixed and that a full investigation is underway. There are currently no ...