5.1 Authorization Code - Hap

Apple’s internal beta documentation hints at HAP 6.0, which may deprecate the static 8-digit code entirely. The HAP 6.0 authorization code is rumored to be:

Until then, HAP 5.1 authorization code remains the definitive security mechanism for Apple HomeKit. hap 5.1 authorization code

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To "authorize" your app to see or interact with other applications, you must implement the <queries> element in your AndroidManifest.xml. This acts as an authorization request to the operating system. Apple’s internal beta documentation hints at HAP 6

Dynamic Authorization (Advanced): For devices that support remote pairing, implement the /pair-verify endpoint on your accessory’s HTTP server. The dynamic token expires after 60 seconds.