Course

Search, Retrieval, And RAG

0/2 modules complete0%

Modules

2 total

Search fundamentals: keyword, semantic, and hybrid retrieval

I can explain why embeddings alone fail on exact identifiers, and why that motivates combining semantic search with keyword search.

Continue

RAG security: poisoned corpora, untrusted retrieval, and access control

I can explain the three distinct attack surfaces a RAG pipeline introduces — corpus poisoning at ingestion, adversarial instructions arriving as retrieved content, and retrieval bypassing document-level authorization — and why each is a different problem from generic prompt injection.

Open