brew install macos file integrity checker utilities for macOS 2026

JasonFrump

macOS's built-in network utility 'arp' displays and modifies the IP-to-MAC address translation tables used on local networks.
You should see:

plist configuration for energy saver settings

Is it worth it?:
The 'security' command-line tool manages keychain items, certificates, and encryption keys without opening the Keychain Access application.