Mac-host Based Firewalls on macOS Systems

PF (Packet Filter) is a firewall management tool that allows for ______ control over network traffic.

Mac-host based firewalls like IceFloor and Murus provide user-friendly interfaces for configuring PF ______.

PFLIST is a tool for managing PF rulesets on macOS ______.

Little Snitch is a popular application firewall for macOS that monitors outgoing network connections and allows users to block or allow them on a per-application ______.

DD-WRT is a Linux-based firmware for routers that adds advanced features, including firewall capabilities, to a wide range of router ______.

Hardware firewalls are standalone devices designed to protect entire networks from ______ threats.

Smoothwall is another open-source firewall and router solution designed for small to medium-sized ______.

VyOS is a Linux-based network operating system that can be used as a firewall, router, or VPN ______, among other things.

Mac-host based firewalls – Application and PF: These are firewall solutions specifically designed for Mac computers, offering control over network traffic at the application level using Packet Filter (PF). Example: You want to restrict certain applications on your Mac from accessing the internet, like preventing a gaming app from connecting to online servers to minimize ______.

Mac-host based firewalls – PFLIST, IceFloor, and Murus: These tools are interfaces for managing PF rules on macOS, simplifying the process of configuring firewall settings. Example: You use IceFloor to set up rules that block incoming connections to specific ports on your Mac, enhancing its security when connected to public Wi-Fi ______.

Mac-host based firewalls – Little Snitch: Little Snitch is an application firewall for macOS that monitors outgoing connections and allows users to control which apps can access the internet. Example: Little Snitch alerts you when a newly installed app attempts to send data to an unknown server, giving you the option to block or allow the connection based on your trust level with the ______.

Network based firewalls – Hardware: Hardware firewalls are standalone devices that protect entire networks from external threats, providing robust security ______.