10 Useful Open Source Security Firewalls for Linux SystemsMay 09, 2016, 06:00 (0 Talkback[s])
(Other stories by suhas patil)
Firewalls plays an important role in securing Linux systems/networks. It acts like an security guard between internal and external network by controlling and managing incoming and outgoing network traffic based on set of rules. These set of firewall rules only allows legitimate connections and blocks those which are not defined.
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