As our lives increasingly go digital, security is a major concern not only for the various online services we use, but also for the devices on which we save our data. Chances are that if you’re reading this article, you own a Mac. And on your Mac, you’d like much of the work you do on it to be kept private.
While OS X is relatively secure by default, there are some additional steps you can take to ensure the data on your Mac is only accessible by you, even if your Mac is stolen. Take the following tips to heart to better protect your Mac and its data.
Enable the OS X firewall
The firewall in OS X is a network filter that allows you to control which programs and services can accept incoming connections. While classic firewalls do this on a per-port basis — regardless of which software is using the port — OS X’s firewall can work on a per-application or per-service basis, giving you more flexibility.