RFC 9285 · INFORMATIONAL · 2022
SUN · 14 JUN 2026
The Base45 Data Encoding
Overview
RFC 9285, “The Base45 Data Encoding”, is an Informational document published in August 2022 by P. Fältström, F. Ljunggren, D.W. van Gulik. The canonical text is published by the RFC Editor.
Abstract
This document describes the Base45 encoding scheme, which is built upon the Base64, Base32, and Base16 encoding schemes.
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 9285 is hosted at rfc-editor.org. Available in HTML,TXT,PDF,XML.
Other RFCs from 2022
- RFC 9284 Multihoming Deployment Considerations for DDoS Open Threat Signaling
- RFC 9286 Manifests for the Resource Public Key Infrastructure
- RFC 9283 IAB Charter Update for RFC Editor Model
- RFC 9287 Greasing the QUIC Bit
- RFC 9282 Responsibility Change for the RFC Series
- RFC 9288 Recommendations on the Filtering of IPv6 Packets Containing IPv6 Extension Headers at Transit Routers
- RFC 9281 Entities Involved in the IETF Standards Process
- RFC 9289 Towards Remote Procedure Call Encryption by Default