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

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

Newsletter platform Substack has confirmed it suffered a security incident, leading to the compromise of users’ email addresses and phone numbers. Chris Best, the CEO of Substack, notified users of ...

Forbes contributors publish independent expert analyses and insights. Kristen Bousquet is an influencer and creator monetization coach. Substack is a subscription-based platform that allows writers, ...

Substack has been used by writers as a platform to share their work and ideas with the world, with the opportunity to acquire a following or subscribers. Writers use it to share recipes, stories, ...