This payload allows control over configuring the “Allowed applications downloaded from:” option in the “General” tab of “Security & Privacy” in System Preferences.
This payload must only exist in a device profile. If the payload is present in a user profile, an error will be generated during installation and the profile will fail to install.
If the key is present and has a value of YES, Gatekeeper is enabled. If the key is present and has a value of NO, Gatekeeper is disabled.
Allow Identified Developers
If the key is present and has a value of YES, Gatekeeper’s “Mac App Store and identified developers” option is chosen. If the key is present and has a value of NO, Gatekeeper’s “Mac App Store” option is chosen. If EnableAssessment is not true, this key has no effect.