CISEssentials

AirPlay receiver is off (macOS)

How to disable AirPlay receiver

Open System Preferences, click General and AirDrop & Handoff.
Click AirPlay receiver toggle.

More Mac checks

AirDrop is secured
AirDrop is restricted to Contacts Only so strangers nearby can't send files to your Mac.
App Store updates are automatic
Mac App Store apps update automatically, closing known vulnerabilities without waiting on the user.
Application updates
macOS and the third-party apps installed on your Mac are kept patched, since outdated apps are a primary attack vector.
Automatic Login is off
Automatic login lets anyone access your account at boot without entering a password or using Touch ID.
Boot is secure
macOS's built-in boot-time protections (System Integrity Protection and secure boot) are active and not bypassed.
No compromised CAs are trusted
On macOS, local CA bundles used by curl, git, Python, and Homebrew tools no longer trust the root certificates behind the October 2026 eMudhra intermediate compromise.