Increase the security on your Mac by automatically logging out after a period of inactivity and limiting access to system-wide preferences.Ĭertain shared services can connect through the firewall when they are turned on in Sharing preferences. The Mac still answers requests from authorised apps, but unauthorised requests such as ICMP (ping) get no response. Prevent your Mac from responding to probing requests that can be used to reveal its existence. Remove an app or service from allowing incoming connections.Īutomatically allow built-in software to receive incoming connectionsĪllow built-in apps and services that are signed by a valid certificate authority to be automatically added to the list of allowed apps, without your authorisation.Īutomatically allow downloaded signed software to receive incoming connectionsĪllow downloaded apps and services that are signed by a valid certificate authority to be automatically added to the list of allowed apps, without your authorisation. This setting prevents connections to all other sharing services.Īdd an app or service to allow incoming connections. Prevent incoming connections to non-essential services and apps.īasic internet services are a set of apps that allow your Mac to find services provided by other computers on the network. Prevent unwanted connections from the internet or other networks.Ĭhoose how much to block incoming connections.
Make and receive phone calls on your Mac.Insert photos and documents from iPhone or iPad.
Install and reinstall apps from the App Store.
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