Show HN: Zatron – Encrypted semantic search, 98% quality, 8x faster than FHE

Category: security

Tags: semantic-search, privacy-preserving, encrypted-search

Score: 7.3/10 (Innovation: 7, Technical: 8, Documentation: 7, Utility: 7)

Zatron is a privacy-preserving semantic search library that transforms embeddings into modular barcodes, enabling encrypted search without exposing document content to the server or database. It achieves near-cosine retrieval quality (98%+) while being 8x faster than FHE, with strong security guarantees against multiple attack vectors.

Target audience: backend devs, data engineers

Repository: https://github.com/zahraarmantech/ZATRON · Python · MIT

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