AI System Design - security
#01 Databases
Build a Multi-Tenant Vector Database with Namespace Isolation Premium
Design a shared vector database serving 40,000 tenants and 2.4 billion embeddings at 25ms p99, where the smallest namespace holds 300 vectors, the largest holds 180 million, and no tenant can read another's data or steal its latency budget.
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#02 Security
Build a Private Enterprise RAG System with Row-Level Security Premium
A blueprint for a multi-tenant RAG system serving 12,000 enterprise users across 500 tenants, where row-level security enforces document-level ACLs at retrieval time over a 300 million chunk index while holding p99 query latency under 350ms.
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