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IA

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Private-CISA: A Nightwing Contractor, 844 MB of GovCloud Admin Keys on Public GitHub, and the 48-Hour Rotation Window That Stayed Open

A Nightwing contractor with CISA access kept a public GitHub repository called Private-CISA from November 13, 2025 to May 15, 2026 — 184 days of admin credentials to three AWS GovCloud accounts, Entra ID SAML certificates, Artifactory tokens, plaintext passwords in CSV, and the Landing Zone DevSecOps configuration for the agency tasked with everyone else’s vulnerability hygiene. The leak is bad. The thing that should worry defenders more is that the AWS keys remained valid for 48 hours after CISA was notified.

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IA

IA-5: Authenticator Management

RMF Control IA-5: Authenticator Management requires organizations to select, implement, and manage authenticators to verify the identity of users attempting to access information systems or data. Supplemental Guidance The Risk Management Framework (RMF) is a cybersecurity framework that provides a process for managing cybersecurity risk to systems and organizations. RMF Control IA-5: Authenticator Management is …

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