RAG Tutorials Don't Teach You This | Must Watch

Abhishek Veeramalla
Abhishek VeeramallaMay 13, 2026

Why It Matters

Enterprises deploying RAG must add fine-grained, relationship-aware authorization to prevent data leaks from retrieval errors; integrating ReBAC (e.g., Ory FGA) into the RAG pipeline materially reduces compliance and security risk. Without this layer, LLM-based assistants can inadvertently expose sensitive internal documents despite correct role assignments.

Summary

In this tutorial, Abhishek explains retrieval-augmented generation (RAG) and highlights a critical enterprise security gap: vector databases and LLMs perform similarity search and generation but do not enforce fine-grained authorization, risking exposure of sensitive internal documents. He argues that traditional role-based access control (RBAC) is insufficient for dynamic, document-level permissions and advocates relationship-based access control (ReBAC) to model user-resource relationships. Abhishek demonstrates implementing ReBAC with Ory’s FGA to filter retrieved documents before they reach the LLM, ensuring only authorized content is used for responses. The video includes a walkthrough of signing up for Ory FGA and applying it to a sample smart HR assistant to show real-time enforcement.

Original Description

- Get started with Auth0 FGA for FREE:
Everyone talks about embeddings, vector databases, chunking, and prompts in RAG systems.
Almost nobody talks about security and that is a serious problem.
In this video, we break down one of the biggest hidden risks in AI applications: authorization in RAG systems and AI assistants.
As enterprises adopt internal AI copilots and chatbots, your system can accidentally expose documents users should never have access to.
We’ll cover:
✅ What RAG actually is
✅ Why authorization matters in AI systems
✅ Why traditional RBAC is often not enough
✅ What ReBAC (Relationship Based Access Control) is
✅ How Auth0 FGA solves authorization for secure RAG
✅ A practical demo using Auth0’s official implementation guide
We’ll also look at how a secure RAG pipeline works and why vector search alone is NOT security.
If you're building:
• AI Assistants
• Enterprise Copilots
• Internal Chatbots
• Secure RAG Systems
• Multi tenant AI Platforms
This is something you need to understand before shipping to production.
🔗 Get started with Auth0 for FREE:
Free Course on the channel
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