Stellar open-sources its private payments system using Groth16 zero-knowledge proofs, reshaping how institutions handle compliant, shielded transactions in 2026. Stellar just moved. Private payments, fully open-sourced. Zero-knowledge proofs, configurable compliance, shielded transfers built for real financial flows, not whitepaper experiments. This is not a roadmap update. The code is live. RektHQ on X confirmed the […]