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![Using UFW Firewall in Ubuntu Linux [Beginner's Guide]](https://itsfoss.com/content/images/wordpress/2019/03/ufw_ports.png?fit=800%2C443&ssl=1 "Using UFW Firewall in Ubuntu Linux [Beginner's Guide]")
Using UFW Firewall in Ubuntu Linux [Beginner's Guide]
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Ubuntu 20.04 open HTTP port 80 and HTTPS port 443 with ufw - Linux Tutorials - Learn Linux Configuration
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