The Istanbul release introduces some very exciting features for APIs and Authentication. This post will bring you up to speed on what’s new, and we’ll follow up with more detailed posts about individual features in the coming days/weeks. New Inbound OAuth 2.0 Features Have you ever tried to build an app that integrates with ServiceNow, only to find that you couldn’t issue API calls on behalf of a specific user unless that user had credentials stored locally in the instance?