How To Setup a Firewall with UFW on an Ubuntu and Debian Cloud Server | DigitalOceanIntroduction Setting up a functioning firewall is crucial to securing your cloud server. Previously, setting up a firewall was done through complicated or arcane utilities. Many of these utilities (e.g., iptables) have a lot of functionality built into them, but do require extra effort from the user to learn and understand them. Another option is UFW, or Uncomplicated Firewall. UFW is a front-end
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