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Linux firewall basics with ufw

Wednesday Mar 25th 2020 by Sandra Henry-Stocker

NetworkWorld: We take a look at ufw - the uncomplicated firewall - on Linux, providing some insights and commands for making changes.

The ufw (uncomplicated firewall) represents a serious simplification to iptables and, in the years that it’s been available, has become the default firewall on systems such as Ubuntu and Debian. And, yes, ufw is surprisingly uncomplicated – a boon for newer admins who might otherwise have to invest a lot of time to get up to speed on firewall management.

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