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Packet Filter: The Engine of pfSense
pfSense is, as most users know, a specialized version of FreeBSD. It can be configured an upgraded through a web-based interface and often runs on embedded systems; it requires no knowledge of the...
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Failover with CARP in PF: Part One
Failover with CARP in PF Common Address Redundancy Protocol (CARP) is a protocol which allows multiple hosts on the same local network to share a set of IP addresses. Its primary purpose is to provide...
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Wireless Support in pfSense
First, I should mention that this is the 100th post on this blog, which if nothing else, shows an unusual (for me) level of persistance on my part. Thanks to all who have visited this blog, visited...
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Snort Installation in pfSense: Part One
If you are running pfSense and are looking for an additional means of securing your network, you may consider installing snort on your pfSense system. Snort installation will be the subject of this...
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Snort Installation in pfSense: Part Two
In part one of this series, we began our look at snort installation. In this article, we continue the process. Next, add a directory to /usr/local/lib: cd /usr/local/lib mkdir snort_dynamicrules Add...
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Suricata Intrusion Detection System: Part One
The global settings tab in Suricata. Suricata is an open source-based intrusion detection system (IDS). There are several advantages to running Suricata. [1] It is multi-threaded, so you can run one...
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