What Does NIST IR 8587 Mean for API Security?
On September 15, 2026, NIST published Internal Report 8587, “Protecting Tokens and Assertions from Forgery, Theft, and Misuse.” It’s built to extend NIST Special Publication 800-53 Release 5.1.1, and on paper it reads like an SSO hardening document for government agencies and their cloud vendors.