RAG Over Enterprise Lakehouse Data Has a Permissions Clock Problem
TL;DR — Most RAG systems bake access control into the vector index at embedding time, treating permissions like content freshness. But permissions and content decay on completely different timescales, and conflating them creates a security lag where revoked access still returns results. The fix is…
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- 2026-10-12 13:16 · DEV Community — Machine Learning
RAG Over Enterprise Lakehouse Data Has a Permissions Clock Problem