Apple ID authentication service — validates credentials and manages authentication sessions

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System service — manages restricted application group communication and network requests

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System service — manages authentication, security credentials, and network connectivity

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System exception handler — processes and routes macOS crash reports and diagnostics

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System service — manages cross-app group access and keychain credentials with network communication

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System utility — manages exception handling and keychain access for private operations

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Apple device pairing service — manages wireless connection and authentication with paired devices

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Apple identity and messaging service — authenticates users and synchronizes encrypted communications

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Wi-Fi daemon — manages wireless connectivity and peer-to-peer networking

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System diagnostic collector — gathers and submits device health and usage telemetry

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Apple device connectivity daemon — manages pairing and communication with paired devices

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System diagnostic collection daemon — gathers and submits performance and fault telemetry

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Apple identity and messaging service — authenticates users and manages iMessage communications

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