To visualize it simply, think of firewalls as a filter between your internal network devices and the outside internet. They monitor when users attempt to access your system and lockdown unwanted traffic or unrecognized sources.Ī firewall blocks most malicious entities at the perimeter before they even get close to your workstations, databases, or servers. What do Firewalls do and Why Are They Important?įirewalls work as gatekeepers to your business network. It stops unauthorized traffic from accessing your private business systems, blocking malicious users and software.įirewalls most commonly come in hardware form, but can also come as software and cloud services.
A firewall is a cybersecurity tool on your network’s perimeter that monitors incoming and outgoing network traffic.
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