signing

AI security interview questions tagged signing, across every topic.

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Concepts behind "signing"

Explanations of the mechanisms these questions rely on.

Supply Chain Security🔒 Premium

Model Registries and Promotion PipelinesA model registry is the supply-chain choke point for AI systems: whatever is promoted there reaches production, and models are executable artifacts that have carried code. Securing it means separating the roles that upload, approve, promote and deploy; ingesting external models by pinned commit into quarantine; scanning with tools that fail closed, since scanners have been bypassed; converting to safe formats in isolation; evaluating and signing; and deploying only by digest through an admission policy that checks signatures and a revocation list. Lineage then lets a later finding be traced to every deployment.

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