How to disable Media Sharing
- Open System Preferences, go to General, then click Sharing.
- In the list, uncheck Media Sharing.
CIS Essentials
Media Sharing is off
More Mac checks
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AirDrop is secured
AirDrop is restricted to Contacts Only so strangers nearby can't send files to your Mac.
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AirPlay receiver is off
AirPlay Receiver is off so unknown devices can't stream content to your Mac's display.
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App Store updates are automatic
Mac App Store apps update automatically, closing known vulnerabilities without waiting on the user.
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Application updates
macOS and the third-party apps installed on your Mac are kept patched, since outdated apps are a primary attack vector.
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Automatic Login is off
Automatic login lets anyone access your account at boot without entering a password or using Touch ID.
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Boot is secure
macOS's built-in boot-time protections (System Integrity Protection and secure boot) are active and not bypassed.