RFC 9474 · INFORMATIONAL · 2023
SUN · 14 JUN 2026
RSA Blind Signatures
Overview
RFC 9474, “RSA Blind Signatures”, is an Informational document published in October 2023 by F. Denis, F. Jacobs, C. A. Wood. The canonical text is published by the RFC Editor.
Abstract
This document specifies an RSA-based blind signature protocol. RSA blind signatures were first introduced by Chaum for untraceable payments. A signature that is output from this protocol can be verified as an RSA-PSS signature.
This document is a product of the Crypto Forum Research Group (CFRG) in the IRTF.
What “Informational” means
Published for the general information of the community. It does not define an IETF standard and carries no standards-track status.
Read this RFC
The canonical text of RFC 9474 is hosted at rfc-editor.org. Available in HTML,TXT,PDF,XML.
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