App Intents Are About to Matter More: Siri AI Expands the App Attack Surface

App Intents used to feel like one of those Apple developer topics most normal users would never think about.That is changing.With Siri AI, App Intents become part of the security boundary between the assistant, the user, and third-party apps. If Siri AI is going to help users act naturally across apps, then the way apps expose content and actions matters a lot.Apple’s WWDC26 Apple Intelligence developer guide says the App Intents framework connects apps to Apple Intelligence and Siri AI. Apple says entity schemas can contribute app content to the Spotlight semantic index for personal context understanding, while intent schemas let people take action on that content naturally.That is powerful.It also means every app that integrates deeply with Siri AI can expand what the assistant can see and do.Siri AI is only as safe as the actions apps exposeWhen users ask Siri AI to do something in an app, Siri needs an action surface. App Intents are a big part of that.The security question is not…