Gemini's Vertex AI platform provides a multi-layered security framework for enterprise RAG implementations.
Vertex AI offers Vertex AI Search and the Vertex AI RAG Engine as managed options for implementing RAG.
Security controls include VPC-SC, CMEK, and IAM. Model Armor helps protect against prompt injection attacks.
Beyond core controls, Vertex AI offers Model Armor and Access Transparency (AXT).
The Vertex AI RAG Engine currently does not support Data Residency (DRZ).
In conclusion, Vertex AI provides a comprehensive and secure environment for enterprise RAG with private documents.
Last verified: 2/6/2026
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