FireWally Is A Great Firewall App for Mac, and It’s Free
“Most people haven’t actively managed a firewall in at least a decade, assuming they ever have. But keeping track of which applications are using the internet—and how much data they’re using—is still useful at times, as is blocking apps from accessi ...continues
See https://gadgeteer.co.za/firewally-is-a-great-firewall-app-for-mac-and-its-free/