> ## 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 3.0 Release Notes - December 2024

##### Version Number : 3.0.8

# Overview

This minor update introduces changes for Authlete 3.0.
This new version was made available on December 26th (Thu).

# New Features & Improvements

N/A

# Specs support

## Audience check improvements

Added new service parameter for client assertion's audience check.

## Client attestation validation

Updated logic to validate the `typ` header parameter of presented Client Attestation JWT and Client Attestation PoP JWT, in accordance with 4th draft of [OAuth 2.0 Attestation-Based Client Authentication](https://datatracker.ietf.org/doc/draft-ietf-oauth-attestation-based-client-auth/).

# Bug fixes

## Inactive orphaned token fix

Updated standard introspection behavior to mark tokens without associated client applications as active.

## Response Type NPE fix

Fixed NPE on sending requests that do not include the `responseType` parameter.

## Client Update API fix

Fixed a bug where token exchange permission parameter could not be updated through the `client/update` API.

# Other

N/A