# iSafer Firewall

> personal firewall

**Wikidata**: [Q3146960](https://www.wikidata.org/wiki/Q3146960)  
**Source**: https://4ort.xyz/entity/isafer-firewall

## Summary
iSafer Firewall is a personal firewall software designed to protect individual computers, primarily running on Windows 9x and later versions of Windows NT. It is distributed under the GNU General Public License, version 2.0, and was developed as free software.

## Key Facts
- iSafer Firewall is classified as a personal firewall, designed to protect a single personal computer.
- It is licensed under the GNU General Public License, version 2.0, as confirmed by a reference from SourceForge.
- The software is copyrighted and was developed as free software.
- iSafer Firewall operates on Windows 9x, Windows NT 4.0, Windows 2000, and Windows XP, as stated in its official documentation.
- The project is hosted on SourceForge under the identifier "isafer."
- A French Wikipedia page exists for iSafer Firewall, indicating its presence in the French-language knowledge base.
- The software is also referred to as the "Winsock Firewall."
- The project was active as of 2019, with no plans for further development beyond Windows XP.

## FAQs
**What operating systems does iSafer Firewall support?**
iSafer Firewall is compatible with Windows 9x, Windows NT 4.0, Windows 2000, and Windows XP, as confirmed by its official documentation.

**Is iSafer Firewall free to use?**
Yes, iSafer Firewall is distributed under the GNU General Public License, version 2.0, making it free software.

**What is the license for iSafer Firewall?**
iSafer Firewall is licensed under the GNU General Public License, version 2.0, as referenced in its SourceForge project page.

**Where can I find more information about iSafer Firewall?**
The official documentation for iSafer Firewall is available on its SourceForge project page, and a French Wikipedia entry exists for further details.

## Why It Matters
iSafer Firewall played a role in providing personal firewall protection for users of older Windows operating systems, including Windows 9x and Windows NT 4.0. As a free software project, it offered an accessible solution for individuals seeking to secure their personal computers against network threats. Its development and licensing under the GNU General Public License ensured that the software remained open and freely available to users. The project's presence on SourceForge and Wikipedia highlights its relevance in the early days of personal firewall technology.

## Notable For
- Being one of the few personal firewalls designed for Windows 9x and Windows NT 4.0.
- Being distributed under the GNU General Public License, version 2.0, ensuring its availability as free software.
- Having a French Wikipedia entry, indicating its presence in the French-language knowledge base.
- Being hosted on SourceForge, a platform for open-source software projects.

## Body
### Overview
iSafer Firewall is a personal firewall software designed to protect individual computers. It is classified as a personal firewall, meaning it is intended to safeguard a single personal computer from network threats. The software is distributed under the GNU General Public License, version 2.0, and is developed as free software.

### Operating Systems
iSafer Firewall operates on Windows 9x, Windows NT 4.0, Windows 2000, and Windows XP. These operating systems were widely used during the late 1990s and early 2000s, and iSafer Firewall provided a firewall solution for users of these platforms. The software's compatibility with these operating systems is confirmed by its official documentation.

### Licensing and Distribution
iSafer Firewall is licensed under the GNU General Public License, version 2.0, as referenced in its SourceForge project page. This license ensures that the software remains free and open-source, allowing users to modify and distribute it as needed. The project is hosted on SourceForge, a platform for open-source software projects, further emphasizing its availability to the public.

### Wikipedia Presence
A French Wikipedia page exists for iSafer Firewall, indicating its presence in the French-language knowledge base. This entry provides additional information and context for users who speak French. The Wikipedia page serves as a resource for those seeking further details about the software.

### Project Status
As of 2019, iSafer Firewall was active, with no plans for further development beyond Windows XP. The project's official documentation reflects this status, noting that there are no plans to extend compatibility to newer operating systems. This information is confirmed by a reference from the software's official website.

## References

1. [SourceForge](https://sourceforge.net/projects/isafer/)
2. [Introduction to Winsock Firewall. 2004](http://isafer.sourceforge.net/Introduction.htm)