![PfSense_2](https://upload.wikimedia.org/wikipedia/commons/6/66/PfSense_2.3.2.jpg)
pfSense is a
firewall
Firewall may refer to:
* Firewall (computing), a technological barrier designed to prevent unauthorized or unwanted communications between computer networks or hosts
* Firewall (construction), a barrier inside a building, designed to limit the spre ...
/
router computer software distribution based on
FreeBSD
FreeBSD is a free and open-source Unix-like operating system descended from the Berkeley Software Distribution (BSD), which was based on Research Unix. The first version of FreeBSD was released in 1993. In 2005, FreeBSD was the most popular ...
. The
open source
Open source is source code that is made freely available for possible modification and redistribution. Products include permission to use the source code, design documents, or content of the product. The open-source model is a decentralized sof ...
pfSense Community Edition (CE) and pfSense Plus is installed on a physical computer or a virtual machine to make a dedicated firewall/router for a network. It can be configured and upgraded through a web-based interface, and requires no knowledge of the underlying FreeBSD system to manage.
Overview
The pfSense project began in 2004 as a fork of the
m0n0wall
m0n0wall was an embedded firewall distribution of FreeBSD, one of the BSD operating system descendants. It provides a small image which can be put on Compact Flash cards as well as on CD-ROMs and hard disks. It runs on a number of embedded plat ...
project by Chris Buechler and Scott Ullrich. Its first release was in October 2006. The name derives from the fact that the software uses the
packet-filtering tool,
PF.
Notable functions of pfSense include traffic shaping, VPNs using IPsec or PPTP, captive portal, stateful firewall, network address translation, 802.1q support for VLANs, and dynamic DNS. pfSense can be installed on hardware with an
x86-64
x86-64 (also known as x64, x86_64, AMD64, and Intel 64) is a 64-bit version of the x86 instruction set, first released in 1999. It introduced two new modes of operation, 64-bit mode and compatibility mode, along with a new 4-level paging mod ...
processor architecture. It can also be installed on embedded hardware using Compact Flash or SD cards, or as a virtual machine.
WireGuard protocol support
In February 2021, pfSense CE 2.5.0 and pfSense Plus 21.02 added support for a kernel WireGuard implementation. Support for WireGuard was temporarily removed in March 2021 after implementation issues were discovered by WireGuard founder Jason Donenfeld. The July 2021 release of pfSense CE 2.5.2 version re-included WireGuard.
See also
*
Comparison of firewalls
Comparison or comparing is the act of evaluating two or more things by determining the relevant, comparable characteristics of each thing, and then determining which characteristics of each are similar to the other, which are different, and t ...
*
List of router and firewall distributions
This is a list of router and firewall distributions, which are operating systems designed for use as routers and/or firewalls.
See also
* List of router firmware projects
* Comparison of router software projects
Router software requires updat ...
References
Further reading
* ''Mastering pfSense, Second Edition'' Birmingham, UK:
Packt Publishing
Packt is a publishing company founded in 2003 headquartered in Birmingham, UK,with offices in Mumbai, India.
Packt primarily publishes print and electronic books and videos relating to information technology, including programming, web desig ...
, 2018. . By David Zientra.
* ''Security: Manage Network Security With pfSense Firewall
ideo
IDEO () is a design and consulting firm with offices in the U.S., England, Germany, Japan, and China. It was founded in Palo Alto, California, in 1991. The company's 700 staff uses a design thinking approach to design products, services, environ ...
' Birmingham, UK:
Packt
Packt is a publishing company founded in 2003 headquartered in Birmingham, UK,with offices in Mumbai, India.
Packt primarily publishes print and electronic books and videos relating to information technology, including programming, web desig ...
, 2018. . By Manuj Aggarwal.
External links
*
{{DEFAULTSORT:Pfsense
2004 software
BSD software
Firewall software
Free routing software
FreeBSD
Gateway/routing/firewall distribution
Operating system distributions bootable from read-only media
Products introduced in 2004
Routers (computing)
Wireless access points