01▲GoldenRetriever: Non-Interactive Homomorphic Encrypted Retrieval for Privacy-Preserving RAG arxiv.org Non-interactive CKKS RAG retrieval, with thresholds replacing top-k so the query, scores, and indices stay hidden.arxivckksencrypted-searchfhehomomorphic-encryptionprivacyragretrieval0 pts/raf_schnorr/14 days ago/4 comments