AlienVault USM (from AT&T Cybersecurity) might be a bit more popular than Gufw. We know about 1 link to it since March 2021 and only 1 link to Gufw. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
2- You should set it up anyways gufw.org. Source: about 3 years ago
AlienVault (Now AT&T Security USM-Anywhere) should do good things right out of the gate. I like its focus on Kill Chain Taxonomy. If you have no idea what is going on with your network, AlienVault gets you good information quickly. https://cybersecurity.att.com/products/usm-anywhere. Source: over 1 year ago
TinyWall - Lightweight and non-intrusive firewall
Nessus - Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.
ufw - Ufw stands for Uncomplicated Firewall, and is program for managing a netfilter firewall.
Qualys - Qualys helps your business automate the full spectrum of auditing, compliance and protection of your IT systems and web applications.
Windows 10 Firewall Control - Windows 10 Firewall Control: simple and exhaustive solution for applications network activity controlling and monitoring.
Sumo Logic - Sumo Logic is a secure, purpose-built cloud-based machine data analytics service that leverages big data for real-time IT insights