Substack Breach: Behind the Curtain of a Five-Month Data Exposure

Substack Unmasked: The Secret Data Leak Cybercriminals Saw First

Before Substack alerted its users, nearly 700,000 private records were already circulating in the digital underworld.

Inside the Inbox: Substack Rattled by Data Breach as Hacker Flaunts Stolen User Info

Popular newsletter platform Substack faces scrutiny after a hacker claims to leak data from nearly 700,000 users, exposing the growing risks for digital publishing giants.

Inside the Substack Breach: How 700,000+ User Records Slipped Through the Cracks

Newsletter giant Substack is scrambling after a delayed discovery reveals attackers accessed user data months ago-raising new questions about platform security and transparency.