Open Source Java Firewall Software

Source: https://github.com/AlizerUncaged/HTTP-Injector respite is a SSH/openVPN client that allows you to connect to the internet with custom injected HTTP Proxy headers. This application requires Java (https://www.java.com/en/download/) and .Net 4.5 (https://www.microsoft.com/en-ph/download/details.aspx?id=42642 .Net 4.5 is already preinstalled in Windows 10). There are many SSH and OpenVPN Server providers in the internet, one is https://www.tcpvpn.com HTTP Proxy responses override (source code): https://github.com/AlizerDoesJava/respite-proxy-override Please rate, any feedback is appreciated. The application and server providers are free.

Windows Port Knocking. A Windows implementation of port knocking developed to work alongside an existing firewall (the free CHX-I Packet Filter v3.0).

winKnocks is an encrypted(DES) port knocking tool. Knock sequences are defined through XML files; users specify: number of packets of each knock sequence, payload and header of each packet. Logging capability. Generation of smoke packets.No replay-attack

BadTuxWall will help you to implement your own firewall on a Linux operating system using an efficient graphical user interface. It also allows you to generate iptables scripts, export them and share them with friends.

It moves by itself inside networks like virus infection & plagues, it is being written to solve computer virus problem drastically and responsibly. It is legal, free and open for public domain to improve W3 ICT Security.

CartoReso intends to facilitate enterprise computer network mapping.

Server/client suite which provides per-user access control/firewall/QOS. Robust and high speed implementation is secure against MAC/IP spoofing, and can scale to large networks with many clients. Options for additional monitoring and captive portal.

InSecT - Invincible Security Technology - an intelligent firewall and intrusion detection system

A lightweight, compact, stand-alone, platform-independent application to forward TCP (over IPv4 or IPv6) connections to another host. Possible uses include - but not limited to - firewall hacking, tunneling, proxying, fortifying ADSL, creating multi-plat

Nubric (Near-real-time user behaviour and resource interaction control) is a framework for security and authentication-related modules written in Java. Its origin focus lies on network monitoring, dynamic, transparent firewalling and traffic control.

OSA::net project main goal is to create an extensible, scalable framework for management of security related devices in middle-sized and large computer networks.

PfPro is a "fat" client for managing configurations for PF-based firewalls. It is a graphical client-side application for managing multiple firewall configurations.

Sonate is a java GUI for OpenBSD pf packet filtering. Optional code can be compiled to OpenBSD host to transfer generated configuration using SSL

Telnet over HTTP proxy. Allows users behind firewalls to tunnel Telnet sessions over a HTTP connection. Server uses Java servlets with a Java or C# client.

The Titan Firewall is an interface Web to manage firewall based on Linux with iptables. It supports filtrate of packages, NAT, logs, VPN's... Implemented in Java and jsp.

Java-based Open Source WAF (Web Application Firewall) to include inside a web application in order to protect it against attacks like Cross-Site Request Forgery (CSRF), Parameter Manipulation and more.

deface-no-tnx is an anti-defacement system that monitors your Web files and notifies you about unallowed changes. It also replaces the defaced page with a standard "error" page,so that no offensive/joking content can be frauodolently added to your site

JWall is not just a java gui for iptables. JWall is a multi firewall management client. A secure rulebase can be built with graphical objects. Rulesets can be pushed to remote firewalls (via ssh). The remote firewall just needs to be Linux with sshd

TEF is a fully-featured, secure and has advanced capabilities including the intuitive Xsentry easy-to-use administration graphical user interface with WYSIWYG (What You See Is What You Get) front end which has drag and drop security policy deployment.