Fortinet Mid-September Data Breach Advisory

**Executive summary:** The report details a Fortinet corporate data breach in which an unauthorized actor accessed a limited set of files on a third‑party SharePoint drive—exposing employee resources, financial and HR documents, product and sales information, and customer data—and claims the attacker attempted negotiations before releasing the data; Fortinet products in customer environments were stated as not impacted, and the advisory provides recommended mitigations and hygiene steps for customers.