Just add all the Applications or ports you need to open to the internet. You will need to enter your admin password several times, as the app will change configuration files that can only be changed by an administrator.Ĭhoose to start Murus Lite, and unlock the app.Ī good place to start is configuring the Inbound Rules. Just make sure you have a static IP, or whitelist multiple IPs that you know are relatively stable over time.Īfter you download the app from the Murus website, installation is as simple as dragging it to the Applications folder. This greatly reduces the attack surface for anyone that tries get into your server. if it's just you - it might be good to only allow connections from your own IP, or only from your country. If you just want to log in using SSH or VNC, you will need to open ports. What kind of ports do your applications need to work? For a web server these are TCP ports 80 and 443.
Usually it's best to have an inbound policy that by default blocks all traffic, and allows only the traffic that is required. Think about what kind of traffic you want to allow. If your connection is lost, the previous config will be reverted after a while and you can regain access. Murus solves this with a great feature: when you apply new rules, a timer will start to tick and you will need to confirm you still have access. If your rules are too restrictive, or if you make a typo it might be possible that you block your own connections, and physical intervention is required from us. When configuring a firewall, be aware of the risk that you lock yourself out. The software runs on macOS 10.14.4 or later, but older versions are available as well. In this article we'll use the free version Murus Lite.
You can discover all features on their website, and also download the software:
Murus lite app pro#
They offer a free version that is very powerful already, and if you wish to use the more advanced features there is a Pro version that costs only $35. Murus is a great firewall configuration tool for macOS.
Murus lite app how to#
In this article we show how to do this using a software firewall built-in macOS PF (Packet Filter) using a handy GUI tool called Murus. However, it is a good practice to limit access to your servers with a firewall. No ports are blocked to allow you to run any application you wish. Modified on: Fri, 12 Mar, 2021 at 9:21 AMīy default our servers come with a public IP address that is reachable worldwide. Solution home Green Mini host Firewalls and Security Securing your Mac Server with a software firewall
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