> ## Documentation Index
> Fetch the complete documentation index at: https://developers.authlete.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Authlete 2.2 Release Notes - December 2025

##### Version Number : 2.2.64

# Overview

This minor update introduces changes for Authlete 2.2.
This new version was made available on December 11th (Thu).

# New features & Improvements

N/A

# Specs support

N/A

# Bug fixes

## EdDSA signature fix

Fixed an issue where the Nimbus JOSE+JWT library's `JWSVerificationKeySelector` didn't properly handle EdDSA/OKP keys, causing PRIVATE\_KEY\_JWT client authentication and DPoP token validation to fail when using EdDSA signatures.

# Other

N/A