Ad Blocker: You can block known advertising web sites, reducing your Internet bandwidth needs and increasing performance for all users on your network.Īnd, for companies who need more complete functionality, additional services are easily added, as well:.Virus Blocker: Scans Email content, as well as HTTP and FTP file transfers, for virus and malware code.Spam Blocker: Eliminates spam right at the network perimeter, keeping those unwanted Emails off of your network BEFORE they get into your users in-boxes. You get full control of what you want to allow or block from your users. Web Filter: Keeps your users from connecting to web sites known to have malicious (or unsuitable) content.In addition to the open-source protection, however, they offer a numer of "premium" applications offering improved filtering capabilities, such as: In fact, you can download and run the UntangleĮnvironment on an existing PC or even a virtual machine, for free. It provides a completely free, open-source solution to your basic firewall needs. This software solution is interesting because Simple firewalls are provided in many Internet routers,īut these are usually designed to keep users out by ports or addresses alone, and if an attack vector is left open, your entire networkĮnter the idea of a deep packet inspection firewall, such as the Untangle NG Firewall. Network perimeter security, otherwise known asĪ firewall, is a critical component in keep the bad guys out of your system. In any network environment, your data is only as secure as your weakest component.
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