Vallum 4.1.3

Vallum 4 offers a new way to protect your privacy and to increase your Mac’s security. Vallum 4 is based on the new macOS System Extensions API, it’s designed for Big Sur and runs natively on all Apple computers. Vallum 4 is fast, light and easy to use.

See what’s new:

Inbound filtering and popup alerts for inbound connections
Match connections by hostname or domain
Fully customizable inbound and outbound rulesets
Optimize your rules using groups, apps groups or matching apps by signature type or by developer
Rules conditions based on current network settings like SSID and interface
Powerful rules editor
Improved popup notifications
No kernel extensions, everything runs in userland using app extensions

Compatibility: macOS 11.2 Big Sur or later.
Homepage https://www.vallumfirewall.com/