Therefore, DNS filtering solutions doesn't provide complete network security on their own instead, they should be used in concert with next-generation firewalls as an additional layer of defense in accordance with the defense-in-depth approach. You can subscribe to popular user-maintained blocklists as well as use prebuilt EasyLists.ĭNS filtering applications have some weaknesses, such as DNS Evasion, Poor of Manageability/Portability/Flexibility/Reporting and Analytics, Recent Website-based Attacks. It's an excellent way to block ads without using a proxy server.ĭomain names gathered from various blacklist sources or manually entered are used to generate optimized DNS Resolver blocklists. If a match is found, the request is denied. Your DNS requests are checked against a blocklist as you browse the internet. DNS filtering is an effective method to filter tracking domains, malicious domains, and advertisements. PfBlockerNG can also control DNS Resolver access to prevent access to malicious websites such as advertisements, threats, and malware. Inadvertently blocking some of these IP addresses may result in broken websites or unavailable downloads. Websites host content and media on servers all over the world, so be cautious about blocking too much. MaxMind, an industry leader in the accuracy of IP geolocation provides and maintains lists that are used by pfBlockerNG. Geolocation is the identification or estimation of an IP address's real-world geographic location. You can also restrict the IP address according to geolocation. So that You can control both incoming and outgoing traffic on single or multiple interfaces. PfBlockerNG allows you to create firewall rules based on IPv4 and IPv6 address spaces. We will cover the pfBlockerNG features briefly below. PfBlockerNG includes a wide variety of features such as country blocking, IP/DNS blacklisting, and IP reputation blocking to protect your network from unwanted traffic. We strongly encourage you to donate if you are using pfBlockerNG in a production environment.Īt the time of writing this article, the latest version of pfBlockerNG-devel package is v3.0.0_16 released on April 8th of 2021. It's worth noting that BBCan177 has a Patreon campaign where you can easily donate a few dollars to ensure he keeps up with and improves the package. Fortunately, pfBlockerNG was released on Nov 30, 2014, and pf-blocker ended.īBcan177 takes a lot of responsibility for developing pfBlockerNG and making sure that it is thoroughly tested before release and that any issues are resolved as soon as possible. As a result, Pf-blocker life was very short and the last commit to the pf-blocker GitHub repository was on Jun 20, 2014. BBcan177 had offered to assist the developer in adding some additional functionality, but he got nothing in return. However, pf-blocker was unable to process the required feeds, and when large IP feeds were added, it crashed. The package was designed to keep a mail server from being flooded with spam. On Oct 27, 2011, Country Block ended and the pf-blocker took over. Pf-blocker was the successor of the Country Block developed by Tom Schaefer. It is still being supported and maintained by BBcan177.īefore pfBlockerNG was born, the pf-blocker developed by Marcello Coutinho was widespread among the pfSense® community. BBcan177 an independent developer created, designed, and developed pfBlockerNG. The desire to create a unified solution to manage IP and Domain feeds with rich customization and management features drove the development of pfBlockerNG. Since 2014, pfBlockerNG has been protecting assets behind pfSense® software consumer and corporate networks. Most of the pfSense® software users think that pfBlockerNG is a fantastic package and a pfSense® installation would be incomplete without it. PfBlockerNG gives pfSense® software the ability to make allow/deny decisions based on items like the geolocation of an IP address, the domain name of a resource, or the Alexa ratings of specific websites. The project's goal was to extend pfSense's core firewall functionality by allowing users to control and manage inbound and outbound access through the firewall using IP and DNS control lists. It is based on the previous work of Marcello Coutinho and Tom Schaefer. PfBlockerNG is a pfSense® software package created by BBCan177 and used for IP/DNS-based filtering. You can install and start to use Zenarmor Free Edition forever on your pfSense® software firewall. Some of the available features are: Application/User based blocking, Web/Content Filtering, Enterprise-grade Network Analytics, Policy-based filtering, Ad Blocking, Real-time Cloud Threat Intelligence, Active Directory Integration, Cloud-managed central policies and many more. Zenarmor is a plug-in that upgrades your open source firewall to a NGFW in a matter of seconds. If you want to add Next Generation Firewall capabilities to your open source firewall, check out Zenarmor.
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