Best Firewall Software for Windows of 2024

Heimdal® Endpoint Detection and Response is our proprietary multi-solution service providing unique prevention, threat-hunting, and remediation capabilities. It combines the most advanced threat-hunting technologies in existence: Heimdal Next-Gen Antivirus, Heimdal Privileged Access Management, Heimdal Application Control, Heimdal Ransomware Encryption Protection, Heimdal Patch & Asset Management, and Heimdal Threat Prevention. With 6 modules working together seamlessly under one convenient roof, all within one agent and one platform, Heimdal Endpoint Detection and Response grants you access to all the essential cybersecurity layers your business needs to protect itself against both known and unknown online and insider threats. Our state-of-the-art product empowers you to quickly and effortlessly respond to sophisticated malware with stunning accuracy, protecting your digital assets and your reputation in the process as well.

Kamatera’s cloud firewall solutions protect against attacks on private cloud networks and cloud servers. Our cloud security experts install cloud firewalls and monitor the activity of your server in real time. We protect your data by analyzing data packets and filtering them to identify their source, destination and content. Only certified and approved data packets are allowed to enter your servers. Our cloud firewalls offer comprehensive protection as they are compatible across all virtual appliances. Kamatera’s cloud firewalls are also capable of acting as a hardware VPN and a checkpoint for network traffic. This eliminates the requirement for additional VPN services. Our cybersecurity services are ideal for individuals, SMBs and enterprise-level businesses due to their versatility and infinite scalability. A single cloud firewall can secure your entire cloud infrastructure.

NextDNS protects against all types of security threats, blocks trackers and ads on websites and apps, and provides a safe and supervised Internet experience for children, on all devices and across all networks. You can define your threat model and adjust your security strategy by activating 10+ types of protections. The most trusted threat intelligence feeds contain millions of malicious domains and are all updated in real time. We analyze DNS questions and answers in real-time, allowing us to detect and block malicious behaviour. Our threat intelligence system can catch malicious domains faster than traditional security solutions, with typically only a few hours between domain registrations and the beginning of an attack. Block trackers and ads on websites and apps, even the most malicious. Block the most popular ads and trackers blocklists. Millions of domains are all kept up-to-date in real time.

Multilayered endpoint security that includes behavior-based analysis to protect against known and unknown threats. All your global software inventory can be viewed in real-time. You can see your global software inventory from anywhere, anytime. FortiClient cloud-delivered endpoint protection service for small and medium-sized businesses. An integrated endpoint protection platform that provides next-generation threat protection, visibility, and control over your entire hardware and software inventory across the entire security network. Identify and remediate compromised hosts on your attack surface. FortiClient is a key component of the Fortinet Security Fabric. It integrates endpoints within the fabric to prevent advanced threats and early detection. Security events such as zero-day malware, botnet detections and vulnerabilities are reported in real time.

Avast Small Business Solutions deliver next-gen endpoint protection for business Windows PCs, Mac, and Windows servers that you can manage anywhere via a web browser. Go about your business knowing you are backed by effective cybersecurity built for small companies. Control your IT security from anywhere, powered by the cloud, advanced AI, and a global threat detection network. Avast Small Business Solutions consist of: * Avast Essential Business Security helps deliver device security for small businesses that want remote visibility and centrally controlled protection against viruses, phishing, ransomware, and advanced cyberattacks.  * Avast Premium Business Security combines our next-gen antivirus with VPN and USB control to help your employees and their devices stay more private and safer online, as well as offline.  * Avast Ultimate Business Security includes our award-winning next-gen antivirus with online privacy tools and patch management automation software to help keep your devices, data, and applications updated and secure.

The pfSense project provides a free network firewall distribution. It is based on FreeBSD's operating system with a custom kernel. Third-party free software packages are also included. The package system allows pfSense software to offer the same functionality as or more common commercial firewalls without any artificial limitations. It has replaced every major commercial firewall in many installations around the globe, including Check Point and Cisco PIX, Cisco ASA and Juniper.

Fortinet, a global leader of cybersecurity solutions, is known for its integrated and comprehensive approach to safeguarding digital devices, networks, and applications. Fortinet was founded in 2000 and offers a variety of products and solutions, including firewalls and endpoint protection systems, intrusion prevention and secure access. Fortinet Security Fabric is at the core of the company's offerings. It is a unified platform which seamlessly integrates security tools in order to deliver visibility, automate, and real-time intelligence about threats across the network. Fortinet is trusted by businesses, governments and service providers around the world. It emphasizes innovation, performance and scalability to ensure robust defense against evolving cyber-threats while supporting digital transformation.

For IT professionals to stop ransomware, you need to do more than look for threats. ThreatLocker helps you reduce your surface areas of attack with policy-driven endpoint security and change the paradigm from only blocking known threats, to blocking everything that is not explicitly allowed. Combined with Ringfencing and additional controls, you enhance your Zero Trust protection and block attacks that live off the land. Discover today the ThreatLocker suite of Zero Trust endpoint security solutions: Allowlisting, Ringfencing, Elevation Control, Storage Control, Network Access Control, Unified Audit, ThreatLocker Ops, Community, Configuration Manager and Health Center. 

ZoneAlarm for Business offers comprehensive, advanced, and flexible solutions for unmanaged businesses such as small businesses, Telco’s, government municipalities, and other businesses with little to no IT resources available. With its easy deployment and maintenance, ZoneAlarm for Business offers you Check Point’s vigorous multi-platform protection and support, made simple. ZoneAlarm Extreme Security NextGen is the comprehensive, ultimate PC and mobile security solution for all your business security needs, using Check Point’s cutting-edge enterprise-grade technology. Next-gen antivirus with award-winning Anti-Ransomware, advanced phishing protection, and secure browsing experience. Our advanced cyber security solutions use business-class protection to secure millions of home users’ PCs and mobile devices against the latest worldwide cyber threats. This powerful weapon is extremely effective at spotting malicious files and cyberattacks that evade traditional antiviruses.

Monitor the volume of data your PC is using for every single app, thanks to GlassWire's network monitoring graph. Keep track of the volume of data you received and sent in the past and who or what your PC is talking to. Detect spyware, malware, badly behaving apps, and bandwidth hogs, then block their connections with our powerful firewall. Monitor devices on your network and get alerted when new unknown devices join your WiFi. GlassWire warns you of network-related changes to your PC or unusual changes to your apps that could indicate malware.

Data is the most valuable asset of your company, so it is important to protect it. Network security is about zero trust. You should never trust anyone outside or within your network perimeter. Network security is becoming more difficult because network perimeters are blurring and endpoints continue proliferating. Cyberattacks are also being launched using machine learning and automation. Organizations are shifting to the cloud to protect their data in a hybrid cloud/on premises environment. This is without adding cost or complexity. A huge step towards secure environments is the combination of micro-segmentation and real-time network governance. You can improve your security posture through automation and data by choosing the right software solution. ditno is a cybersecurity management platform that offers a zero trust network approach to simplify and improve security.

Simple packet filters will soon be a thing of history. Even the open-source community is moving toward Next-Generation Firewalls. OPNsense, a leader in intrusion detection, web filtering and anti-virus, is also a leading player. No network is too small to be targeted by an attacker. Even home networks, washing machine, and smartwatches, are at risk and require a safe environment. Firewalls are an important part of the security concept. They protect computers and networks from known and unknown threats. A firewall will offer the best protection if it is easy to use, has well-known functions, and is placed in the right place. OPNsense takes on the challenge of meeting these criteria and does so in different ways. This book is an ideal companion to help you understand, install and set up an OPNsense Firewall.

Comodo Advanced Endpoint Protection is a state of the art anti-malware suite. It proactively protects servers, workstations and laptops. It also offers advanced, real-time management, control and monitoring over critical system resources. Comodo ESM provides unparalleled endpoint protection for Microsoft Windows Servers, Desktops, Laptops, and Tablets. The Comodo Endpoint Security Suite provides 5 layers of protection (Antivirus, Firewall and Host Intrusion Prevention), right at the point of impact - on the desktop environment. Its groundbreaking auto-sandbox technology prevents malware outbreaks and operating-system contamination by running untrusted processes in an isolated environment. Comodo's managed anti-malware solution is the only one that can provide a $5,000 limited warranty against infection.

WAPPLES SA (software appliances) is a virtual web app firewall (WAF), that can be seamlessly integrated into cloud systems and other virtual environments. It is ideal for enterprises such as hosting providers and data centers, as well as SMBs such managed security service providers or private cloud business infrastructures. WAPPLES SA supports popular hypervisors such as XenServer and KVM.

Xvirus Firewall is a simple application that allows the user to monitor all active connections and manage who has access. Xvirus Firewall relies on whitelisting or blacklisting to manage connections. There are no parameters to be set up, nor any other assessment capabilities that can determine the legitimacy or authenticity of a connection. Xvirus Firewall is easy enough for beginners and sophisticated enough for more experienced users. You can either install it and forget about it, or you can modify the settings to make your experience more personalized. Either way, you are assured of security. Xvirus' Network Monitor allows you to see all details about your applications' connections, including the protocol, IP, port, status, and process id. Xvirus Firewall allows for you to control which programs are running on your computer. You can manage which programs should be allowed or blocked using the simple rules list.

The firewall designed for SMB can detect threats, block viruses, and secure VPN connections. You can configure your firewall with simple-to-use traffic rules that control inbound and outbound communications by URLs, applications, traffic types, and more. Snort monitors network communications for suspicious activity and alerts you to intrusion detection. Depending on the severity of the incident, log or block the communications. Stop viruses, trojans, and spyware from getting into your network. Kerio Control does more than just scan files for malicious code. It also scans your network traffic to identify potential attacks. Kerio Control can create secure, high-performance server to-server connections between your offices using an easy-to set-up VPN technology. You can also create a secure VPN connection with a remote office without Kerio Control installed using industry-standard VPN protocols.

CrowdSec, a free, open-source, and collaborative IPS, analyzes behaviors, responds to attacks, and shares signals across the community. It outnumbers cybercriminals. Create your own intrusion detection system. To identify cyber threats, you can use behavior scenarios. You can share and benefit from a crowdsourced, curated cyber threat intelligence platform. Define the type and location of the remediation you wish to apply. Use the community's IP blocklist to automate your security. CrowdSec can be run on containers, virtual machines, bare metal servers, containers, or directly from your code using our API. Our cybersecurity community is destroying cybercriminals' anonymity. This is our strength. You can help us create and distribute a qualified IP blocklist that protects everyone by sharing IP addresses you have been annoyed by. CrowdSec can process massive amounts of logs faster than Fail2ban, and is 60x faster than Fail2ban.

AP Lens is a Sandbox browser that isolates networks by using DNS Whitelisting. We stop the attack before it reaches your network. What does AP Lens offer? Web Filtering: Flexible, user-friendly content blocking. Anti-Phishing - Stop looking-alike domains with 100% accuracy Ransomware Protection: Protect your network from hackers without affecting your business applications. Secure Remote Work: Use VPN to enforce internet usage policies. AP Lens Augmented whitelist: No more 0-Day Attacks - Compliance: AP Lens meets the regulatory requirements of cybersecurity insurance policies. - One-Click Installation - No need to set up or update the user's computer. - No Maintenance: Stop malware or phishing without constant monitoring Our team has over 20 years of combined experience in cyber security, cloud security and information protection in various industries, such as the private sector and public sector.

A thorough market assessment has recognized the NGFW TrusGuard for its technology, performance, and stability. The business environment is protected by the firewall, IPS and application control, VPN, C&C as well as Anti-Virus/AntiSpam and DLP. TrusGuard offers a full range of models, from low-end to high-end. Protects high-performance networks. Optimized for high-performance multicore environments, this optimizer is capable of handling increasing network traffic. Network stability. The 3-step defense protects network resources (such websites, databases servers, applications servers and client machines) against unknown network attacks. Protects IPv6 network environments. Complete support for IPv6 networks. Reduces total cost-of-operation (TCO). Cost savings compared to integrating multiple products. Reduces operational and labor costs associated managing multiple security solutions. This increases productivity and network efficiency.