Over the past few days, a war between subscription-based blogging website Substack and microblogging platform Twitter has been brewing — with the CEOs of both platforms publicly responding to the ...

Substack Breach May Have Leaked Nearly 700,000 User Details Online Your email has been sent A popular home for independent writers is dealing with a security scare. Substack has confirmed that hackers ...

PCWorld reports that Substack experienced a data breach in October 2025, exposing email addresses and phone numbers of approximately 697,000 users. The company discovered the security flaw on February ...

Amid the crisis in traditional media, Substack is attracting fashion journalists seeking editorial independence and revenue.

Beehiiv's flat-fee model attracts creators and journalists The platform has over 40,000 monthly active users and nearly 15,000 paid subscribers The startup has raised about $49.7 million in total ...