> ## 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 - August 2023

##### Version Number : 2.2.44

# Overview of This Release

This is a minor update of Authlete 2.2. It includes the following new or enhanced features since the version 2.2.38.

# Newly Supported Standard Specifications

N/A

# New Configuration Items

N/A

# Added or Updated APIs

## /auth/revocation API

Support client assertion client authentication method and mTLS at `/auth/revocation` API.

## /auth/token/revoke API

Support JWT access tokens at /auth/token/revoke API.

## accessTokenDuration

Add the `accessTokenDuration` request parameter to the following APIs. When this request parameter holds a positive integer, it is used as the duration of the access token. In other cases, this request parameter is ignored.

* `/auth/authorization/issue` API
* `/auth/token` API
* `/auth/token/issue` API