BIS Working Papers
No 1242
Privacy-enhancing
technologies for digital
payments: mapping the
landscape
by Raphael Auer, Rainer Bhme, Jeremy Clark and
Didem Demirag

Monetary and Economic Department
January 2025


JEL classification: E42, G23, G28, O32.
Keywords: Privacy, privacy-enhancing technology,
payments, BigTech, fintech, regulation, smart contracts,
zero-knowledge proofs, applied cryptography, digital
money, digital currency, stablecoins.
BIS Working Papers are written by members of the  ...