What does a firewall do

Dec 18, 2017 · A firewall is basically a wall that protects your network by filtering out content in outgoing and incoming traffic as per your (the user’s) settings and rules. A firewall is a security measure to prevent malware and suspicious unwanted content from entering your network, while allowing all legitimate data to filter through.

Mar 16, 2020 What Firewall Do And What Firewalls Don't Do | ITProPortal Mar 26, 2008 How Firewalls Work | HowStuffWorks Basically, a firewall is a barrier to keep destructive forces away from your property. In fact, that's why its called a firewall. Its job is similar to a physical firewall that keeps a … What Is a Firewall? - Cisco

May 15, 2017

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