List of the Top Free Network Security Software in 2025 - Page 3

Security teams have the capability to utilize the Infocyte Managed Response Platform to identify and address cyber threats and vulnerabilities present in their networks. This versatile platform supports a range of environments, including physical, virtual, and serverless assets. Our Managed Detection and Response (MDR) platform provides features such as asset and application discovery, automated threat hunting, and on-demand incident response. By implementing these proactive cybersecurity strategies, organizations can significantly decrease the time attackers remain undetected, mitigate overall risk, ensure compliance with regulations, and enhance the efficiency of their security operations. Furthermore, these tools empower security teams to stay one step ahead of potential threats.

Banyan offers a robust, secure solution tailored for enterprise application and infrastructure access. This innovative platform presents a cloud-based zero trust access approach as an alternative to traditional network access tools like VPNs, bastion hosts, and gateways. Users can effortlessly access infrastructure through a single click, all while keeping private networks protected from exposure. The installation is user-friendly, promoting high-performance connectivity. It automatically facilitates access to essential services, ensuring the integrity of private networks remains intact. Users can swiftly connect to SSH/RDP, Kubernetes, and numerous database environments, including well-known hosted applications such as GitLab, Jenkins, and Jira; additionally, a command-line interface is provided for convenience. This solution enhances collaboration in both on-premises and cloud environments without the hassle of complex IP whitelisting. Furthermore, it streamlines deployment, onboarding, and management with tag-based resource discovery and publishing features. The user-to-application segmentation is cloud-based, emphasizing availability, scalability, and ease of management. The platform significantly improves user experience by offering agentless, BYOD, and passwordless access, all supported by an intuitive one-click service catalog that simplifies application access even further. Ultimately, Banyan not only simplifies enterprise access management but also ensures a high level of security and operational efficiency, making it an essential tool for modern businesses.

Zeek, formerly referred to as Bro, is regarded as the leading platform for network security monitoring. This flexible, open-source tool is developed by a community of individuals committed to enhancing cybersecurity measures. Originating in the 1990s, it was created by Vern Paxson with the aim of understanding traffic patterns on university and national laboratory networks. In late 2018, the name was officially changed from Bro to Zeek to reflect its evolution and the progress it had made. Unlike traditional security measures like firewalls or intrusion prevention systems, Zeek functions in a passive manner by being installed on a sensor, which could be a hardware, software, virtual, or cloud-based platform, that quietly observes network traffic. Through the analysis of the data it captures, Zeek produces succinct, high-quality logs of transactions, file contents, and customizable outputs ideal for manual review on storage systems or through more intuitive tools such as security information and event management (SIEM) systems. This distinctive method provides a comprehensive understanding of network activities without disrupting the flow of traffic, making it invaluable for cybersecurity professionals. As a result, Zeek continues to evolve, integrating new features that enhance its effectiveness and usability in the ever-changing landscape of network security.

AP Lens serves as a Sandbox browser that enhances network security through DNS Whitelisting, effectively thwarting attacks before they infiltrate your systems. What advantages does AP Lens provide? Web Filtering: Offers a versatile and intuitive way to block unwanted content. Anti-Phishing: Eliminates the risk of similar-looking domains with complete accuracy. Ransomware Defense: Shields your network from cybercriminals while ensuring business applications remain unaffected. Secure Remote Work: Implements VPN technology to uphold internet usage policies. AP Lens Augmented Whitelist: A solution to eliminate 0-Day Attacks. Compliance: Adheres to the regulatory standards required by cybersecurity insurance policies. One-Click Installation: Eliminates the hassle of user setup or updates on their computers. No Maintenance: Prevents malware and phishing threats without the need for continuous oversight. With over two decades of collective expertise in cybersecurity, cloud security, and information protection, our team has successfully served various sectors, including both private and public domains, ensuring robust protection for all clients.

An influx of vulnerabilities can be daunting, yet it is impractical to tackle every single one. By leveraging detailed threat intelligence and advanced prioritization methods, organizations can minimize costs, improve workflows, and ensure that their teams focus on the most pressing threats they face. This methodology exemplifies Modern Risk-Based Vulnerability Management. Our Risk-Based Vulnerability Management software sets a new benchmark in the industry, guiding security and IT teams on which infrastructure vulnerabilities to prioritize and the optimal timing for intervention. The latest version illustrates that exploitability can indeed be measured, and by effectively quantifying it, organizations can work towards its reduction. Cisco Vulnerability Management, formerly known as Kenna.VM, combines actionable threat insights with advanced data analytics to pinpoint vulnerabilities that pose the highest risks, allowing you to shift focus away from less critical threats. Anticipate a faster decline in your lengthy catalog of “critical vulnerabilities,” akin to a wool sweater shrinking in a hot wash cycle, leading to a more streamlined and efficient security strategy. Embracing this contemporary approach enables organizations to significantly bolster their security posture and respond with greater agility to evolving threats, ultimately fostering a more resilient operational environment.

Indeni provides an advanced automation platform aimed at bolstering the security of your infrastructure through continuous monitoring of firewall performance and the rapid identification of issues like misconfigurations or expired licenses, thus averting interruptions in network operations. The system intelligently prioritizes alerts, guaranteeing that you are notified only of the most significant concerns. In addition, Indeni protects your cloud environment by creating a thorough snapshot prior to its establishment, ensuring that vulnerabilities are minimized from the outset. Through our cutting-edge cloud security tool, Cloudrail, you can scrutinize infrastructure-as-code files and identify any violations early in the development cycle, making it easier to address them promptly. The platform reliably identifies high availability issues that arise from inconsistencies in security policies, forwarding tables, and other device configurations. It also consistently evaluates device configuration alignment with the standards set by your organization, ensuring compliance. By collecting relevant performance and configuration data from leading firewalls, load balancers, and other critical components of your security framework, Indeni fortifies your defenses against emerging threats. This comprehensive strategy not only strengthens your security posture but also enhances operational efficiency throughout your entire network, fostering a safer and more resilient infrastructure in the long run.

The conventional security boundaries are increasingly ineffective in the modern era of cloud-based and perpetually accessible businesses. The complexities inherent in hybrid environments pose significant obstacles, as employees now have the capability to work from virtually any location at any time. This level of flexibility often leads to confusion regarding the whereabouts of applications, infrastructure, personnel, and data, as well as the numerous dynamic connections that link them together. vArmour equips organizations with the necessary tools to automate a variety of processes, perform in-depth analyses, and initiate actions based on immediate insights or recent developments. Notably, this can be accomplished without the introduction of extra agents or infrastructure, facilitating quick deployment and extensive coverage across the entire organization. By enhancing visibility, vArmour enables the establishment of robust security and business policies that safeguard resources and the enterprise as a whole, effectively reducing risks, ensuring compliance with regulations, and building resilience. This innovative solution is specifically tailored to address the unique challenges of today's digital landscape, rather than relying on antiquated methods, thereby empowering organizations to not only survive but thrive in an ever-changing technological environment. In an age where adaptability is crucial, implementing such forward-thinking strategies can prove vital for sustained success and security.

To maintain a strong security and compliance framework, it is crucial to have a comprehensive understanding of your entire network environment. Explore ways to gain immediate insight and governance over your complex hybrid network architecture, along with its policies and related risks. Security Manager provides centralized, real-time monitoring, control, and management of network security devices across hybrid cloud environments, all accessible through a single interface. This solution also includes automated compliance evaluations that help verify conformity to configuration standards and alert you to any violations that may occur. Whether you need ready-made audit reports or tailored options that cater to your specific requirements, Security Manager simplifies the policy configuration process, ensuring you are thoroughly equipped for any regulatory or internal compliance audits. Additionally, it enhances your capability to swiftly tackle any compliance challenges that may arise in the future, thereby reinforcing your overall security posture.

If you are worried about your online security, it is wise to implement techniques that can help mask your identity. A commonly used method for achieving this involves hiding your IP address. Among the favored solutions are proxy servers and various software applications designed for this purpose. Utilizing a Virtual Private Network (VPN) is one of the best ways to ensure your safety and anonymity online. This technology creates a secure and encrypted connection between your device and the websites you visit. When you connect to a VPN server, your online activities travel through an encrypted tunnel, making them invisible to outsiders until they reach the public internet. Even when accessing sites that use HTTPS encryption, your personal information is shielded as it exits the tunnel. Additionally, a VPN not only protects your data but also allows you to explore the web without leaving a digital footprint, ultimately leading to a more secure and private online experience. It is crucial to choose a reliable VPN provider to maximize these benefits and enhance your overall online safety.

Infiltrator is a free and intuitive network security scanner that is designed to effectively evaluate the vulnerabilities, exploits, and detailed information enumeration of your networked devices. This powerful tool can reveal and categorize a diverse range of data about the systems it examines, including specifics on installed software, shared resources, user accounts, storage drives, system updates, as well as NetBios and SNMP data, open ports, among others. In addition, Infiltrator assesses the password and security configurations of each device, alerting users when modifications are required to enhance security measures. The results can be easily compiled into visually appealing and user-friendly reports thanks to the built-in report generation feature. Moreover, Infiltrator boasts over 15 advanced network utilities that facilitate various tasks, including footprinting, scanning, enumeration, and device access. These utilities come equipped with functionalities such as ping sweeps, whois lookups, email tracing, brute force cracking capabilities, share scanning, and numerous network discovery options. With its extensive suite of tools, Infiltrator provides a thorough approach to network security management, ensuring that users can maintain a robust defense against potential threats. This comprehensive tool is essential for anyone looking to safeguard their network effectively.

Our cloud-native framework delivers instant defense against concealed threats while also protecting your endpoints from known threat signatures. Comodo has introduced an innovative approach to endpoint security that specifically tackles the limitations of traditional security measures. The Dragon platform lays down the crucial foundations for comprehensive next-generation endpoint protection. By utilizing the Dragon Platform’s efficient agent, which harnesses the power of artificial intelligence (AI) and Auto Containment, you can effectively enhance both your cybersecurity and operational productivity. Comodo covers all aspects of cybersecurity required for implementing breach protection, guaranteeing immediate benefits right from the start. The platform distinguishes itself in the market with a 100% accurate verdict reached within 45 seconds for 92% of signatures, while the remaining 8% are handled by human experts under a four-hour service level agreement. Additionally, routine automatic updates of signatures streamline deployment across your entire infrastructure, leading to a significant reduction in operational costs while maintaining strong security protocols. This solution not only boosts protection but also simplifies the entire process, making it easier for your organization to remain secure without added complexity. Consequently, you can focus on your core business objectives while feeling confident in the robustness of your cybersecurity measures.

Gravwell serves as a comprehensive data fusion platform designed for thorough context and root cause analysis of both security and business information. It was developed to ensure that all customers, regardless of their size or the nature of their data—be it binary or textual, security-related or operational—can harness the advantages of machine data. The collaboration between seasoned hackers and big data specialists enables the creation of an unparalleled analytics platform capable of delivering insights that were previously unimaginable. Offering security analytics that extend beyond mere log data, Gravwell also encompasses industrial processes, vehicle fleets, and IT infrastructure, providing a holistic approach to data analysis. If you need to investigate an access breach, Gravwell can utilize facial recognition machine learning to analyze camera footage, effectively identifying multiple individuals who may enter a facility using just one badge. Additionally, it has the capability to correlate building access logs for comprehensive oversight. Our mission is to assist those who seek more than simple text log searches and desire timely solutions that fit within their budgetary constraints. By leveraging advanced technology, Gravwell empowers organizations to enhance their security measures and operational efficiency like never before.

We examine, categorize, and scrutinize data from IP addresses that probe the internet, inundating security tools with unnecessary information. This distinctive viewpoint enables analysts to minimize their attention on benign or irrelevant behaviors, allowing them to concentrate more on emerging threats and targeted actions. GreyNoise empowers analysts to pinpoint events that do not warrant their focus. The indicators provided by GreyNoise are typically linked to opportunistic scanning of the web or standard business services, rather than to specific, targeted threats. This contextual information helps analysts prioritize their efforts on critical issues. There is a possibility that your device has been compromised due to such scanning activities on the internet. GreyNoise notifies analysts whenever an IP address appears in our database, facilitating a swift response from security teams to any potential breaches. Additionally, the GreyNoise Query Language (GNQL) equips security teams with the ability to search for patterns of malicious activity throughout the internet. Our tagging system identifies IPs that are actively seeking and exploiting vulnerabilities. By doing so, security teams are able to track the evolution of threat activity, thereby assessing their level of exposure more effectively. With the insights gained from GreyNoise, organizations can enhance their security posture and respond more adeptly to the ever-changing landscape of cyber threats.

The Comodo Security Operations Center (CSOC) provides 24/7 security management delivered by certified experts using state-of-the-art technology. The dedicated team at CSOC is tasked with detecting and assessing threats, sending alerts as needed to engage clients in troubleshooting and mitigation efforts. By utilizing Comodo cWatch CSOC, your internal IT team can significantly boost its capacity to protect applications with advanced security solutions that are easy to implement, fully managed, and require minimal upfront investments. This service is designed to simplify the complex and lengthy process of investigating security incidents while reducing the financial strain of maintaining an in-house security team. With real-time monitoring of web traffic and proactive threat detection, our security experts can quickly notify organizations and take necessary actions when an attack occurs. The ongoing vigilance of the Comodo CSOC team, who are highly skilled in application security monitoring and management, guarantees that organizations can function with increased confidence. This holistic strategy not only fortifies your assets but also enables your team to concentrate on essential business activities without being sidetracked by security issues. Ultimately, the peace of mind provided by CSOC allows organizations to thrive in a secure environment.