> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://developers.hellosign.com/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://developers.hellosign.com/_mcp/server.

## Features

* List of IP addresses utilized for webhooks events is now available for download

## Documentation Improvements

* Added [Securing your Callback Handler](/docs/events/walkthrough/#securing-your-callback-handler) section to [Events and Callbacks Walkthrough](/docs/events/walkthrough) page.
* Updated [OAuth Walkthrough](/docs/oauth/walkthrough) code samples to reference their latest SDK versions.