M0n0wall is a platform that aims to create a complete embedded firewall software that helps users to avoid any kind of data breach or attack on their data or servers. It is one of the very first software that comes with the boot-time configuration done with PHP, and the entire system configuration is stored in XML format.
It only covers up the space of some thirty megabytes and contains all the required FreeBSD components and IP-filter. It comes with a PHP, ISC DHCP server, and much more. The software comes with a web interface that supports SSL and a serial console interface for recovery through a rebooting system or restoring factory defaults.
M0n0wall comes with wireless support, including access point mod, bring stateful packet filtering with block/pass rules, and logging. It offers an SVG-based traffic Grapher and traffic shaper. Lastly, it comes with caching DSN forwarder and configuration backup services.
#1 ZoneAlarm Basic Firewall
ZoneAlarm Basic Firewall is a personal computer firewall designed to stop the cyber and internet attacks and ensure the online safety and security of internet users. By using the ZoneAlarm Basic Firewall users can quickly provide their protection against online threats and both inbound and outbound attacks.
The world of internet is not as safer as it was a decade ago. Now the cases of cyber-attacks and internet hacking are increasing day by day. But there is a program named ZoneAlarm Basic Firewall by using which you can ensure the privacy and security of your online presence. The main advantages of using ZoneAlarm Basic Firewall are its highest level of protection tools that it provides to its users.
These are available in shape of making the ports invisible by transforming them in stealth mode, stopping both inbound and outbound attacks and manages the all those programs that deploy the network structure or internet connection. The main highlighted features and functions of ZoneAlarm Basic Firewall are the availability of basic firewalls, identify protection system and online backup management system.
#2 Emsisoft Online Armor Firewall
Emsisoft Online Armor Firewall is a freemium online firewall protection system based on the independent protection technology of the Emsisoft. It is said to be the provider of more comprehensive protection technology that built a powerful security wall around the external infrastructure of any system and PC.
For the information of readers, it is essential to point out that Emsisoft Online Armor Firewall has stopped working over the further development. However, the most recent version of Emsisoft Online Armor Firewall can be used to protect the system against all type of threats.
Emsisoft is best known for its anti-malware technology that’s why it has especially embedded this feature in the Emsisoft Online Armor Firewall as well. The free protection system of Emsisoft Online Armor Firewall will provide you security enhancement tools in shape of protecting your system against malware, spyware Trojans, hacking attacks and any other type of cyber-attacks. Emsisoft Online Armor Firewall is perfect for both beginners and expert to enhance the protection system of theirs.
#3 Agnitum Outpost Firewall
Agnitum Outpost Firewall is a free protection and firewall system for the Windows-based PC for getting their system secured and enhancing its privacy and security level. It can be used as an alternative to the default Windows Defender and Firewall system for getting the highest level of security and privacy.
The best about Agnitum Outpost Firewall is that it has its unique filtering system that first filter and sort out the data coming from the world of the internet either by way of searching or downloading or after getting satisfied permit it to enter into the system. Moreover, in case of a potential threat, Agnitum Outpost Firewall also warns to the users as well to make them able to decide at their own either they want to get that file or data in their system or want to ignore the threat.
The best about Agnitum Outpost Firewall is that it will never effect the internal structure of your system and will never slow down the performance and speed of the system. It will keep it in running position in the background by letting you do your work and make the Agnitum Outpost Firewall able to do its part of work.
TinyWall is a lightweight yet powerful and non-intrusive firewall system that is best known for providing the highest level of security and features to its users. The features and security system are based on the approach of a unique level of no-popup. That means there will be no destruction when you are busy in doing your important task as TinyWall will automatically deal with all external security issues by running in the background.
The main highlighted features are free of cost, perform the safe operation without even changing the internal system settings, powerful, perform the non-intrusive operation, convenient and perform various other functions in addition to simply working as a controller as well.
The extra features and functions that are being offered by the TinyWall and that are in addition to simply controlling are tampering protection, automatically blocking the harmful content, the setting of temporary firewall rules, and various others. The system of TinyWall for setting their temporary firewalls provide the users with more command and control over their external environment protection system. TinyWall is perfect for all versions of the Windows operating systems to get the advanced level of protection and security features.
#5 Private Firewall
Private Firewall is a state of the art protection tool of intrusion threat detection and prevention system. It is a platform said to be the proactive application that leverages the security features of the internal and external structure of both personal PC and organisational internal network system.
By using the Private Firewall, users can perform unlimited online activities without even caring about being traced or monitored by the external persons and even agencies. By using this, you can quickly and safely go for online browsing, online shopping, online communication and can perform almost all those functions and activities that requires internet connection. Private Firewall is the fine combination of both firewall and antivirus technologies that protected the system against unwanted threats and malicious programs as well.
The main highlighted features are an advanced level of protection, integration of advanced level of antivirus technologies to protect against potential threats, behavioural protection system and customisation process for control and security. It also offers registry protection system, website and IP filtering system, advanced app control system, advanced reporting module that warns in real-time in case of attempt of hacking by external forces, email anomaly detection and much more.
#6 Windows Firewall Control
Windows Firewall Control is not the built-in firewall system in the Windows operating systems. It is entirely different from that; however, it can be used to protect the system against potential threats. The main advantage of using Windows Firewall Control is that it provides the users with the system of turning on and off the Windows Firewall Control at their requirement.
It also provides a temporary firewall setting system as well, but this is not as greater as compared to most of the firewall protection systems. The main feature that can be said as the main benefit of using Windows Firewall Control is that it automatically keeps itself running in the background and can access the system tray bar for the setting.
It also provides the users with several levels of security filtration levels that are available in selecting high filtering, medium filtering, low filtering, and no filtering at all. The key technical features and functions of Windows Firewall Control are easy to use, user-friendly interface, full support for all types of user accounts, support for alternating some of the rules for Windows Firewall, and perform various other functions as well.
#7 Comodo Firewall
Comodo Firewall is a Chromium technology-based firewall system by the Comodo security browser to enhance the security of any system and protect against all possible internal and external threats. This firewall is designed with the primary purpose of protecting either a single PC or the entire networking system of an organization against all types of potential external threats.
Comodo Firewall is also based on the same commitment and provides the security system for personal and organizational purposes. Comodo Firewall is a way to protect your order against all kinds of external threats. These are either in the shape of cyber-attacks, internet hacking attacks, or any other type of potential and malicious attacks. Comodo Firewall can be said as the next-generation protection tool because of offering the protection and security tools of advanced level.
GlassWire is a firewall system that provides you with security and privacy missed by most of the leading antivirus programs. It is not that kind of firewall program designed to protect the external structure and environment of system architecture only. Instead, it provides various other additional services to its users as well that are in the shape of a networking and threat monitoring system. That means in a single copy of GlassWire, and you will get three functions that are in the shape of a networking monitor, threat monitoring, and a firewall.
Here we will discuss the firewall system of GlassWire that will bring out all of your internal network activities. After that, you will be able how your internal network was working so that you can alter its setting for enhancing the protection. GlassWire will never slow down your system’s performance and will never disturb you while working, and will keep running in the background. That is the way of working of GlassWire; running in the background and enhancing the system’s security level.
#9 Windows 10 Firewall Control
Windows 10 Firewall Control is a protection system mainly designed for the Windows 10 operating systems to making them secure against the external threats and enhancing the level of security and privacy as well. In addition to working as a system for creating the firewall, Windows 10 Firewall Control also works as a network controlling and monitoring application as well.
By using this program, users of Windows 10 can ensure the prevention of both incoming and outgoing leaking of those apps and programs that are either running locally or remotely. Moreover, Windows 10 Firewall Control provides the users with the detailed logging and notification system of all of the applications and programs running in the network activity.
There are very few firewall programs that provide the users with the image of their internal network structure to check by themselves how their network is working. In that’s the way, the users can plan their setting for their network system, and that is the purpose of Windows 10 Firewall Control to provide its users with that system. Once installed, Windows 10 Firewall Control will provide a high level of protection system that you will hardly found in the antivirus programs.
#10 Total Defense Internet Security Suite
Total Defense Internet Security Suite is an ultra-modern internet protection system that provides users with the system of protecting their entire network structure against both external and internal potential threats. In addition to creating a firewall, Total Defense Internet Security Suite can be used for parenting control, data migration and USB scanning as well.
Total Defense Internet Security Suite a universal level of the security provider making users able to create a highly advanced firewall around their system, use the other functions and features of Total Defense Internet Security Suite as well.
Total Defense Internet Security Suite is available in three versions that are Total Defense Internet Security Suite Unlimited Security, Total Defense Internet Security Suite Premium Internet Security and Total Defense Internet Security Suite. All these are available against the price of $59.99, $59.99 and $48.99 respectively. All these versions provide the users with the best system of unlimited online protection, mobile security, online backup system, download defender and various others.
#11 eScan Internet Security Suite
eScan Internet Security Suite is a firewall creator application mainly designed for protecting the system against all types of external threats either in the shape of emails, downloading data, online communication, chatting, shopping, and any other form. It is a personal computer firewall and internet security suite designed to stop the cyber and internet attacks and ensure the online safety and security of internet users.
By using this, users can easily ensure their protection against online threats and both inbound and outbound attacks. The world of the internet is not as safer as it was a decade ago. Now the cases of cyber-attacks and internet hacking are increasing day by day.
But there is a program named eScan Internet Security Suite by using which you can ensure the privacy and security of your online presence. eScan Internet Security Suite is the highly advanced and professional way of guarding your PC and even the organizational system when it comes to the digital identity, communication, and protecting the sensitive and highly private financial transactions against the external threats.
#12 Ashampoo FireWall
Ashampoo FireWall is a Windows firewall system designed for the earliest versions of the Windows operating systems. If you are still using Windows 7 and the previous version of Windows operating systems, then Ashampoo FireWall will surely be a great help for you. It will provide you a high level of protection technology just like being offered by the leading firewall programs for the current versions of the Windows operating systems.
Ashampoo FireWall is free to use the program and provide the best level of security features and functions to the Windows users. The main advantage of using Ashampoo FireWall is that it protected the system of users against all kinds of threats and resisted web-based attacks that are coming from all possible ports.
That is the way of working with Ashampoo FireWall that makes it possible for the system to hide the primary process. In addition to all these, Ashampoo FireWall is entirely free to use application. However, there is one limitation of Ashampoo FireWall that is in the shape of popup queries that disturb the system whenever they go online.
#13 AVS Firewall
AVS Firewall is the name of a highly advanced protection system for protecting the PC and organizational internal network structure against any cyber-attack and unauthorized access and intrusions. AVS Firewall is a freeware program that is designed for both personal and organizational and offers the best protection systems to both kinds of users.
Don’t allow the external threats to make the house in your system and cause damage to the internal environment. All this is possible if you have deployed a high level of the firewall. Most of the antivirus programs are today offering the firewall system, but keep it in mind the purpose of this software is not to provide the firewall system.
AVS Firewall is such a type of program that will create the best and unbreakable firewall around your system. It will make it sure all those potential threats and attacker are getting backlashes in case of trying to get into your system without any authority. The main advantage of using AVS Firewall is that it will never slow down the performance of your PC, so use the AVS Firewall without any hesitation.
#14 Filseclab Personal Firewall
Filseclab Personal Firewall is a user-friendly yet powerful protection system for the PC. It is an entirely free protection system that makes the users of Windows able to create their firewalls around the external environment of their PC. From high level to ultra-modern, Filseclab Personal Firewall provides its users with the most powerful PC protection entirely free.
The main technical features are it is capable of blocking the system against all types of viruses and malicious threats, capable of blocking the adware and spyware automatically and will add a double security level for double protection. It also offers a system of the digital signature verification system, built-in seven modes that can be used in different environments, advanced real-time monitoring system, password protecting systems, and much more.
The seven built-in modes of Filseclab Personal Firewall make the users able to switch among the modes available according to their requirements easily. Moreover, it is a highly configurable and customizable application that allows the users to define their own rule for protection and firewall as well.
#15 Sygate Personal Firewall
Sygate Personal Firewall is a protection program for automatically protecting the system against malicious, cyber-attack, and hackers. It is an easy to use protection managing application that will create the advance level of protection environment around the PC and will automatically restrict the all those external forces that are trying to poke into the internal structure of your system.
For personal use, Sygate Personal Firewall is used for commercial purposes. The willing user is required to go for the premium version of the Sygate Personal Firewall. The main benefit of using the Sygate Personal Firewall is the unobtrusive technology that it utilizes to protect the system of its users.
Moreover, Sygate Personal Firewall is a highly configurable and customizable program that enables the users to create their filtering setting according to the nature of work that they usually do on their system. Any time they can on and off the protection and firewall system of Sygate Personal Firewall. Use the Sygate Personal Firewall and ensure the automatic protection of your order against all kinds of malicious and hacker attacks.
#16 Little Snitch
Little Snitch is a host-based firewall application created for Mac and iOS devices that helps you know when your application is communicating online and allows you to deny or enable access accordingly. It is a complete tool that comes with all the leading tools and features to deliver an all-in-one experience.
Whenever the app attempts to connect to the server on the internet, the solution shows a connect alert that allows you to decide whether to enable or deny the connection. Your decision will be remembered and automatically applied in the future.
If you are new to this platform, you may get overwhelmed by a massive amount of alerts from apps wanting to connect to the internet. And it’s all-new Silent Mode helps you make dealing with them a breeze. The mode enables you to silence all its notifications for a while and make all your decisions later.
One of the best fact about this application is that it offers real-time traffic diagram and offer powerful tools for analyzing individual data connect. Little Snitch also includes a prominent feature such as corresponding snapshots, statistics, simplified connection list, dark or light appearance, quick filer, location search and enhance inspector, etc.
#17 Kaspersky Internet Security
Kaspersky Internet Security is a security suite for all platforms to protect users from malware, webcam spies, financial scammers, and more. The background security feature of the software does not interrupt the device functioning or slowing it down. The service protects the passwords and allows the user to sync them over different platforms. It even has a content blocker and a GPS tracker that make it batter than others.
The software blocks viruses, prevent the collection of users’ data, detect spyware, blocks unauthorized access to the user’s webcam, and protects payments. The software has multiple levels of security for PCs, Mac, and Android, which not only defends the devices but also blocks the hackers. It keeps the users’ identity, and privacy protected when they surf and socialize. The Anti-theft feature keeps the data on mobile devices protected, and the Anti-spyware safeguards user privacy.
The Kaspersky safe money technology feature protects the user’s credit card details by opening a protected browser during online shopping. It has military-grade encryption and a network safety monitor.
#18 WatchGuard Firebox
WatchGuard Firebox is a service that provides security from threats like malware. The software offers enterprise-level protection as the new threats are emerging by expanding the capabilities of the system. It delivers an easy-to-deploy and easy-to-manage solution. The service gives businesses a platform to protect their essential sources and assets.
Service was excellent and constant development and fantastic support. It prevents data loss by providing security to businesses and their data when it leaves the network. The URL filtering through this software blocks the objectionable content from appearing. The latest ATP feature identifies all those threats which are not identified by local anti-virus software.
WatchGuard Firebox provides reasonable and flexible subscription costs. The software is beneficial for both small and medium-sized businesses. It offers layers of protection to the client’s data and has a geo-location blocking feature. The dimension based BoVPN gives users an easy platform to configure, set up, and monitor everything. Technical support is always there to help its users. It is a paid software only, no free-trial available.
FortiGate is high-class security providing software that allows you to get rid of network security problems. This software has two major components one is Fortinet security fabrics, and the other is FortiGuard labs. Fortinet Security fabrics wholly integrated and fully automated that helps you against any Cyber activity. This software is making its mark through providing ultimate security features that cannot found anywhere else that makes you relax from a security point of view.
There are many features to offer when to talk about FortiGate that are network security and its infrastructure. The first one its services that are to provide next-generation firewalls, a secure SD-WAN, secure web-Gateway, analytics, and security management, and many more. The former one is providing switching, SD-branch, and wireless services.
FortiGate is multiple dimensional for its solutions that are solutions for communication providers, for healthcare, for government, for financial service, for media and entertainment, manufacturing and entertainment, and many more to add.
The software has an extreme value for its cloud-services that includes dynamic cloud security and SaaS application security. In addition to cloud services, there are also multiple security options as well. The software is robust in terms of its use and provides easy installation without any complexity.
SonicWall is a protection tool providing software that permits your organization to remain secure from any theft with award-winning firewalls. This software equipped with all the tools that provide precious network security from any cyberattacks and Cyberbullying.
It facilitates government and enterprise with cybersecurity solutions through modern techniques. There are many resources available within the software to guide you on how to take precautionary measurements during a threat.
This software is making its mark through providing a unified platform to your organization, and you do not need to look here and there for network security, because all the services related to network are in the same place. SonicWall providing you an automated breach network protection service that lets you protect the system even when you are offline, and protects data with lifetime guaranteed.
SonicWall loaded with many powerful security products that are firewalls with different ranges and acceleration levels, secure wireless, cloud security, endpoint security, email security, and secure remote access. Its products are vital in case each product provides multiple features for a security point of view.
In addition to product and services, it is showcasing its importance through numerous solutions that are case studies, advanced threats, industrial security, risk management, and many more. The software is quite simple and easy installation lets you in no significant technical complexities.
WatchGuard is an online deployment and management services providing software that provides enterprise security solutions that is easily accessible to your organizations no matter how large your organization is.
This software comes with all the security tool that makes your business secure from any theft issues. There are multiple solutions available that are off-network security, trusted wireless environment, SD-WAN, and problems related to advanced Malware protection.
This software has a vast network security function that enables you to reduce your headache from a network point of view. WatchGuard entirely based on the centrally managed solution for SMBs and distributed enterprises. Multi-factor authentication service lets you protect both data and passwords, and secure cloud Wi-Fi facilitates you with the most reliable protection from Cyberattacks and bullying.
WatchGuard provides you an automated service platform with a unified security system, and its automation core accelerates the processes that permit you to kill threats and allow your team to do more with less effort.
It gives you notifications via email to keep you update with security. There are many services to offer that are firewall appliances, reporting and visibility, ecosystem, virtual firewalls, mobile app, wireless access guard, guest Wi-Fi, and marketing ROI. This software has an effortless installation procedure, and you do not need to put yourself in any complexity.
NetLimiter is software that gives users full control over their network connection, and users can decide which application can other people access through it. The software allows users to limit the bandwidth, and fix the usage of bandwidth by every visitor. It allows users to set download and transfer limits for applications and connections.
The software also offers a set of internet statistics tools and includes real-time traffic measurements and application stats. It allows users to set up the exact downloading limit so that visitors only get the required limit, which they need for their use.
NetLimiter enables users to monitor which applications are connecting with the internet, and they can monitor how much data is being transferred from the internet. Lastly, users can view from the dashboard the usage of data from a particular application.
#23 Sophos Cyberoam UTM
Sophos Cyberoam UTM is a reputable software that provides comprehensive security to organizations with unified threat management. The software has extensible security architecture and multi-core technology to protect organizations from future threats. Identity-based security makes the security process extremely simple and efficient with layer-eight identity security. Cyberoam UTM ensures high network security, continuous availability, and network connectivity.
You can secure remote access with the controlled network to telecommuters, customers, and road warriors. There are multiple features to offer that are web and content security, email and virtual security, data leakage prevention, centralized management, managing bandwidth, WAN connectivity, and more to add. Sophos Cyberoam UTM comes with several solution components: firewall, VPN, Anti-virus and Anti-spyware, multiple link management, and web-filtering. Sophos Cyberoam UTM is the right choice for you with faster uptimes and rapid network growth that meet the compliance requirements via dynamic routing and virtual host capabilities.
#24 Fortinet FortiGate Cloud
Fortinet FortiGate Cloud is an all in one next-generation firewall that permits security-driven networking and consolidates industry security capabilities. The is providing you high threat performance with the automated visibility to stop attacks. FortiGate is dispensing multiple vital features that are full visibility to remove automated blind spot, threat protection, security fabric integration, fabric management center, and validated security effectiveness.
The software is meeting the standards of high scalability, hybrid IT architectures, and enabling organizations to reduce complexity and manage security risks. AI-driven FortiGuard labs are promoting high performance with inspection of both clear-text and encrypted traffic. FortiGate is an integral part of Fortinet Security fabric that permits the comprehensive Fortinet security portfolio. You can increase the speed of operations and response, share thereat intelligence, improve security posture, and automated workflow. Besides, the Fabric management center promotes single console management automation, analytics, and orchestration.
#25 Sophos UTM
Sophos UTM is an ultimate security package that is proven to protect the network in a simpler and better way. The artificial intelligence and machine learning technology helps the users in detecting the known and unknown malware without relying on signature through its deep learning neural network.
It has an advanced level of ransomware and targeted attack protection visibility and analysis that helps in effective blocking of evasive threats. The solution has a simple user interface and makes day-to-day management tasks easy. The platform is built on an Intel multi-core technology, solid-state drives, and accelerated in-memory content scanning, which makes it’s lightning-fast.
Sophos UTM provides all the required protection that users need to stop any kind of sophisticated attacks and threats to their network and wireless protection. It offers comprehensive protection from the web threats and offers full SMTP and POP message protection to emails.
#26 GlassWire Firewall
GlassWire is a modern and flexible personal firewall and network monitoring tool that provides you an easy way to access past and present network activity. The software comes with in-depth data analytics with graphic visualization for better understanding. GlassWire is facilitating many users with its effective automated network monitoring services that are easy to use. The software lets you easy detection of the malware and also provides you an option for the easy blockage of the misbehaving applications.
GlassWire warns you about inevitable changes to your operating system or the unusual changes to your apps that might indicate malware and provides you an alert whenever an unknown device connected to your Wi-Fi. The software is dispensing multiple features to you that include spyware detection, network data usage monitoring, monitors remote servers, comprehensive data analytics, and more to add.
#27 WatchGuard Network Security
WatchGuard is all in one leading security provider for Secure Wi-fi, network, and MFA that allows the organization to protect its resources and data form identity theft and fraud. The software comes with the best enterprise-grade security that is accessible to any organization. WatchGuard is making its mark with advanced network solutions that are easy to deploy and manage.
The software has all tools in the bank that provides an enrich security platform and facilitates you with the multi-factor authentication services that protect your information. The software offers multiple solutions that are off-network security, advanced malware, weak and stolen passwords, and more. The software dispenses in-depth resources that are webinars, events, blogs, and more that permits a sufficient understanding of the software and its running procedure.
WatchGuard dispenses many vital services that include firewall appliances, secure Wi-fi with effective cloud-management, reporting and visibility, authentication service, DNS-Level protection, and more. The platform is making a difference with enterprise-grade security, simplicity, agile performance, clarity, and future proof. The software is finding its range in multiple sectors that are education, healthcare, finance and accounting, and more.
#28 WatchGuard XTM [EOL]
WatchGuard XTM [EOL] is an integrated, multi-function threat management appliances worldwide that provide highly scalable, flexible Fireware to the operating system. It is easy to deploy and does not require any high technical knowledge to implement it.
WatchGuard XTM [EOL] helps in monitoring the traffic both coming and out-going from sites and ensures the protection of users’ data. It enables the cost-effective and secure gateway from the internet to the LAN and consolidates the management of VPN tunnels. The software helps the companies to integrate Active directory accounts in policy creations and allows the companies to apply web control to specific users and groups.
This software also enables the users to set the schedules for lunch hour or weekend policy, which would be different from the normal working schedule. WatchGuard XTM [EOL] offers web monitoring, web content filtering, antivirus protection, and application control. Customers support is available 24/7 and offers training through webinars and technical documents.
Uncomplicated Firewall or (ufw) for short is a handy program that allows you to manage a Netfilter firewall without hassle. It is developed to create ease for the end-user and works through a command-line interface comprising of several commands and takes care of configuration using iptables. The program is a part of Ubuntu by default, featuring in all installations from version 8.04 LTS+. Uncomplicated Firewall has a GUI called “Gufw” which is developed to serve as a simple graphical user interface for interacting with the firewall.
It supports frequently used tasks which include enabling or blocking pre-configured individual or common P2P ports. Ufw provides many features that vary from version to version, and these include Per rule comments, Default incoming policy, Snappy for Ubuntu Core support, Status, ryslog support, system support, Bash completion, Log levels, Rule insertion, Deleting by rule number, Upstart support, Reject incoming rules, Increased protocol support, and Reset command.
Firestarter is an open-source firewall tool that utilizes the Netflier system and is released under the GNU General Public License. The solution makes use GUI Widgets from GTK+. Through it, you can work with inbound as well as outbound connections. It provides an intuitive Graphical user Interface to help you configure the settings and rules of the firewall. The best feature is that it allows you to monitor the real-time network traffic of the system. Besides these characteristics, it also offers tools for port forwarding, DHCP service, and internet connection sharing, making it a perfect security companion for your system.
Ferm is a great tool released under the GPLv2 license that allows you to handle multiple, complex firewalls. It saves you a lot of time by not having to rewrite complex rules repeatedly. The ruleset of the firewall is safely stored in a dedicated file and can be executed with a single command. When looking at the configuration of the firewall, you will come to know that it looks exactly like a structured programming-like language comprising of lists and levels. Ferm is fully compatible with different Linux distributions such as Fedora, Debian, Arch, and Gentoo.
Gufw is a firewall that is easy to use and manage and is powered by the Uncomplicated Firewall (ufw). One of its features is Usability and Design, which is given special emphasis because a robust and challenging tool like a firewall should not be complex. There are many goals behind its creation, and one of them is to serve as a simple and intuitive application that is user-friendly and provides ease for the end-user.
You can start adding rules by clicking on the Add button, after which another window will appear. It allows you to configure rules for UDP and TCP ports. The options available for rules include Allow, Limit, Deny, and Reject. Each of the mentioned rules is used in different circumstances. The Limit rule will make the system reject connections for those IP addresses that have tried to run 6 or more connections in the past few seconds. The Allow rule enables the entry traffic for a port, while deny will reject that, and the Reject option will deny as well as send a message to inform the connection system about their request.
HeatShield is an innovative and ultimate firewall for WordPress designed to help you protect WP sites and enjoy high speed and security. It enables you to maximize the protection of WordPress sites with brute force protection. The firewall blocks many threats, including XSS, command injection attacks, and SQL injection. It is easy to use, and after installation, you can work with full confidence without worrying about the security of sites. The first step is the installation of the HeatShield agent, followed by its WordPress plugin, and culminating with the activation of the Web Application Firewall.
Nufw is a software package released under the GNU General public License that adds additional functionalities to Netflier, which is the packet filtering firewall component of the Linux kernel. One of its characteristics is authentication that is implemented in filtering rules. Another piece of information worth mentioning is that the software package comes bundled as a hardware firewall in the EdenWall firewalling appliance. There are various scenarios in which it can be applied to including serving as the key of a noncomplex Single Sign-On system, uses criteria to filter packets like OS and application utilized by users that are not near each other, and performing QOS, accounting, and routing that is user-based.
#35 Advanced Policy Firewall
Advanced Policy Firewall (APF) is the best-in-class firewall based on iptables and features all the features and functionalities required by modern-day’s custom deployed Linux installations as well as Internet deployed servers. The configuration process is simple, easy to figure out, and is designed to provide every small and major information to the end-user so that they won’t have any trouble during usage. From a technical sense, the firewall makes use of up-to-date iptables (Netfilter) projects for better protection.
There are three kinds of policies offered by APF are split into three policies named as Sanity based policies, Static rule-based policies, and Connection-based stateful policies. Each of these differs greatly from one another, and the goal behind this is to facilitate the end-user. The Static rule-based policy is basically the commonly known method of firewalling. This comes in handy when the firewall has a static set of instructions that determine how traffic should behave in specific conditions.
A good example to clarify this scenario is when you refuse or allow an address to access the server using the trust system or utilizing conf.apf to open a new port. The Connection based stateful policy allows you to differentiate between legitimate packets for various connections. The features of Advanced Policy Firewall include optional rate-limited event logging, descriptive configuration file with comments for better understanding, debug mode, outbound network filtering based on user id, fast load feature, application-based network filtering, and optional implicit blocks of ident service. Apart from these, there are many more characteristics that have been added to deliver the best experience to the end-user.
#36 Plasma Firewall
Plasma Firewall is an open-source control panel with which you can manage your system firewall. It is developed by Tomaz Canabrava and doesn’t require any payments from the end-user. Security is the most important aspect of all systems, and it is the one thing that can’t be taken lightly. With this tool, you will be able to manage the firewall without much effort. The UI is user-friendly and can be used with great ease. To make it work, you need to have the required version of Qt, Plasma Framework, and KDE Workspace. This is because it has a couple of dependencies, and they won’t work unless you install the mentioned updates first.
OpenSnitch is an open-source, easy-to-use GNU/Linux application firewall that allows you to strengthen the security of your system. Microsoft Windows is considered to be less secure than Linux, but this is no excuse for Linux users not to take further measures to boost the protection of their system. OpenSnitch is one of the firewalls that you can install on Linux to enjoy peace of mind. It is a Little Snitch port, which itself is a Mac OS application firewall.
The author of this tool is Simone Margaritelli, who also has another alias called “evilsocket”. The purpose of OpenSnitch is to track each and every request initiated by the installed applications. You can create rules to block/allow apps from accessing the Internet. Whenever an application that is disallowed from accessing the Internet attempts to do so, a dialog box appears, giving the end-user the ability to either accept or refuse the Connection. The tool comes with a simple and visually appealing GUI through which you can get all sorts of information such as the name of applications connected to the web, their IP address, used port, and name of the user who owns it.
Firelet is an open-source and powerful firewall management tool that is capable enough of fulfilling the security needs of modern-day small and medium scale setups. The firewall supports Linux-based firewall nodes and comes with a simple and intuitive UI from where you can manage all aspects. The user interface consists of various tabs such as Ruleset, Host Groups, Hosts, Networks, Services, Manage, and Map. The Ruleset section displays detailed information about a connection like Enabled, Name, Source, Src service, Destination, Dst service, Action, Log, and Description. Right below the details in a console that shows the timeline of events for further clarity.
pfSense is the world’s most trusted open-source firewall computer software distribution based FreeBSD. The software is installed on the physical computer or virtual machine to make a dedicated firewall for the network. It can be configured and upgraded through the web interface, and no one requires knowledge of the underlying FreeBSD system to manage.
pfSense with other virtual appliances extend your applications and connectivity to authorized users everywhere through Amazon AWS and Microsoft Azure Cloud services. A network of your employees, customers, partners, and all the other parties to share resources in site-to-cloud, cloud-to-cloud, and virtual private connectivity.
The solution is specially designed for professionals and helps you plan, design, implement, operate, and manage the right technology strategy to enhance the way you do business. From network security to high-availability to firewall conversions, it delivers an effective solution; you can focus on running your business. pfSense is the best security solution and contains all the primary tools and services to deliver a complete experience.
#40 Forefront TMG
Forefront TMG is a platform that facilitates users to use Microsoft Windows internet or browse freely without any threat or viruses. It provides a complete security system and protects from every advanced issue. Users can run their businesses using the internet safely and effectively without any fear of malware and multiple threats. This software supports multiple languages like English and Chinese, and it provides URL filtering that helps businesses manage their users and guests.
Forefront TMG provides continuous updates for preventing any new threat or issue, and its intrusion prevention system is very strong to meet any malware. It supports network layer Firewalls that prevent unauthorized approach to your computer network and allow only authorized access. This software is proved and recognized by the international society of automation (ISA).
#41 Sonatype Nexus Firewall
Sonatype Nexus Firewall is a security platform that allows you to actively keep track of harmful components out of your database and repositories. It helps you stop the unknown open source applications from being automatically downloaded into your repositories. The algorithm is based on AI, which smartly detects the behaviors of components and decides if it is a potential threat or not. Potentially identified threats are quarantined until they’re confirmed or cleared of vulnerabilities by the security research team.
Sonatype Nexus Firewall’s policy settings dictate what open source components are allowed into your SDLC, what is put into quarantine, and what is released from quarantine. The rules can be customized based on common risk factors like popularity and licensing credentials and address known and unknown vulnerabilities. These configuration policy actions automatically prevent applications from moving forward with unwanted or unapproved components.
#42 LuLu by Objective-See
LuLu is a top-notch firewall developed by Objective-See for macOS. It aims to solve the security challenges being faced by end-users in today’s modern world, such as malware. It works by blocking unidentified outgoing connections to prevent them from compromising the privacy of the end-user and their Mac system. The firewall makes use of the latest Network Extension Framework by Apple and is recommended that you regularly upgrade to the new version of macOS for better protection.
You can install it by downloading the disk archive comprising of the application and after that’s done, proceed to the next step. The installation wizard guides you through each step to lower the complexities. Once the firewall is installed, it will send alerts whenever an unauthorized or new connection is created.
The contents of the alert include details about the attempting process along with the destination of the Connection. You can enable the connections or processes to access the network or block them completely. The rules window consists of multiple tabs to help you organize rules. These include Unclassified Rules, Apple Rules, All Rules, User Rules, Default Rules, and 3rd-Party Program Rules.