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CHQ DEEP DIVE
ID: CHQ-DD-2026-03-23
AUDIENCE: CISO / SECURITY LEADERSHIP / APPLICATION SECURITY / DEVSECOPS
TOPIC: Transitive Trust Inheritance and Self-Propagating Credential Compromise in Multi-Registry Development Ecosystems
Developer credentials are beginning to function as propagation infrastructure across connected open-source registries. Multiple documented incidents across npm, extension marketplaces, and code hosting platforms demonstrate the same structural condition from different entry points: a single credential theft in one registry produces authenticated, trusted actions in others. The existing enterprise security model assumes credential compromise is registry-scoped and blast radius is bounded. Both assumptions are now under active stress. The propagation mechanics and their governance consequences are examined below.
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