.. _macOS-firewall:

Control macOS Firewall
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Controls user network traffic using macOS Network Extension.

- Allows and blocks inbound and outbound traffic according to rules.
- Network traffic can be controlled by utilizing rules such as App BundleID, App Path, protocol, port, and remote IP.

Control macOS Firewall Options Configuration
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#. **Rule Selection**: You can select between General Rules and Internet Kill Switch Rules.
#. **General Rules**: Allows all internet connections except for blocking rules. Operates in Blacklist mode.
#. **Connection Block Rules**: Select the conditions for the rule to be controlled using direction, app path, app bundle ID, protocol, remote IP, port, etc.
#. **Notification Message**: Displays a pop-up message to the user when traffic is blocked due to matching a rule.
#. **Prevent Duplicate Message Notifications**: Does not display duplicate notification messages if multiple traffic events occur within a short interval.
#. **Duplicate Message Notification Prevention Time**: Does not display duplicate notification messages for the specified time.