# ipchains

> User-space portion of the Linux kernel packet filter code

**Wikidata**: [Q1672183](https://www.wikidata.org/wiki/Q1672183)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ipchains)  
**Source**: https://4ort.xyz/entity/ipchains

## Summary
ipchains is the user-space portion of the Linux kernel packet filter code. It functions as a free software firewall system designed for Linux operating systems, enabling the monitoring and control of network traffic.

## Key Facts
*   ipchains is the user-space portion of the Linux kernel packet filter code.
*   It was developed by Australian computer programmer Rusty Russell.
*   ipchains was first published in 1998.
*   It is licensed under the GNU General Public License.
*   The latest known version, 1.3.10, was released on October 6, 2000.
*   It operates on the Linux kernel and Linux operating system.
*   ipchains is classified as a firewall.

## FAQs
### Q: What is ipchains?
A: ipchains is the user-space component of the Linux kernel's packet filter code. It serves as a free software firewall system designed for Linux operating systems, allowing for the management of network traffic.

### Q: Who developed ipchains?
A: ipchains was developed by Rusty Russell, an Australian computer programmer. He is also known for his work as a blogger and computer scientist.

### Q: When was ipchains first released?
A: ipchains was first published in 1998. The latest known version, 1.3.10, was released on October 6, 2000.

### Q: What operating system does ipchains run on?
A: ipchains is designed to run on the Linux operating system, specifically interacting with the Linux kernel to filter network packets.

## Why It Matters
ipchains holds significance as a foundational component in the evolution of Linux network security. As the user-space portion of the Linux kernel packet filter code, it provided the essential tools and interface for administrators to configure firewall rules, thereby controlling incoming and outgoing network traffic. Its development by Rusty Russell in 1998 marked an important step in empowering Linux systems with robust, configurable network security capabilities. Before more advanced systems, ipchains offered a critical layer of defense against unauthorized access and malicious network activity, allowing users to define security policies based on predetermined rules. Its role as a free software firewall made it accessible and widely adopted within the Linux community, contributing to the overall security posture of countless Linux-based servers and workstations. By enabling granular control over packet flow, ipchains helped secure networks and protect data, laying groundwork for subsequent Linux firewall technologies.

## Notable For
*   Being the user-space component of the Linux kernel packet filter code.
*   Its development by prominent Linux kernel developer Rusty Russell.
*   Functioning as an early, widely adopted free software firewall for Linux.
*   Its inception in 1998, marking an important stage in Linux network security evolution.

## Body

### Overview
ipchains is the user-space portion of the Linux kernel packet filter code. It functions as a free software firewall system. It was developed by Australian computer programmer Rusty Russell.

### Development and Release
*   **Inception:** ipchains was first published in 1998.
*   **Developer:** Rusty Russell is credited as the developer of ipchains.
*   **Latest Version:** Version 1.3.10 was released on October 6, 2000.

### Technical Specifications
*   **Platform:** It operates on the Linux kernel.
*   **Operating System:** ipchains is designed for the Linux operating system.
*   **License:** It is distributed under the GNU General Public License.
*   **Functionality:** ipchains acts as a network security system that monitors and controls network traffic based on predetermined security rules.

### Related Entities
*   **Classification:** ipchains is classified as a firewall.
*   **Developer:** Rusty Russell, born on January 18, 1973, is also known as a blogger and computer scientist, holding Australian citizenship.

### Identifiers
*   **Wikipedia Title:** Ipchains
*   **Freebase ID:** /m/06sdn6
*   **Free Software Directory Entry:** Ipchains

## References

1. Freebase Data Dumps. 2013