Our website provided a free download of Murus 2.4 for Mac. This Mac app was originally produced by murus. The program lies within Security Tools, more precisely Mac protection.
From the developer:
Murus lets you unleash the hidden power of PF, the OS X packer filter. This app helps you configure and start the PF firewall in one click, using built-in presets. You can create firewall rules managing graphic objects. You can access a very large set of advanced networking features and options.
You may want to check out more software for Mac, such as Murus Logs Visualizer, Murus Services or Vallum, which might be related to Murus.