Best Free Network Security Software

Detect, investigate, and resolve security incidents and threats using a single, scalable SIEM solution. Log360 provides you with actionable insights and analytics-driven intelligence for real-time security monitoring, advanced threat detection, incident management, and behavioral analytics-based anomaly detection. Built as the bedrock for your SOC, ManageEngine Log360 comes with out-of-the-box correlation and workflow rules, dashboards, reports, and alert profiles to help you address vital security issues with little manual intervention.

ManageEngine EventLog Analyzer is an on-premise log management solution designed for businesses of all sizes across various industries such as information technology, health, retail, finance, education and more. The solution provides users with both agent based and agentless log collection, log parsing capabilities, a powerful log search engine and log archiving options. With network device auditing functionality, it enables users to monitor their end-user devices, firewalls, routers, switches and more in real time. The solution displays analyzed data in the form of graphs and intuitive reports. EventLog Analyzer's incident detection mechanisms such as event log correlation, threat intelligence, MITRE ATT&CK framework implementation, advanced threat analytics, and more, helps spot security threats as soon as they occur. The real-time alert system alerts users about suspicious activities, so they can prioritize high-risk security threats.

Splunk Enterprise is a powerful platform that turns data into actionable insights across security, IT, and business operations. It enables organizations to search, analyze, and visualize data from virtually any source, providing a unified view across edge, cloud, and hybrid environments. With real-time monitoring, alerts, and dashboards, teams can detect issues quickly and act decisively. Splunk AI and machine learning features predict problems before they happen, improving resilience and decision-making. The platform scales to handle terabytes of data and integrates with thousands of apps, making it a flexible solution for enterprises of all sizes. Trusted by leading organizations worldwide, Splunk helps teams move from visibility to action.

Hybrid SIEM solution combining real-time (event) log monitoring with comprehensive system health & network monitoring provides users with a complete picture of their servers and endpoints. The included security event log normalization & correlation engine with descriptive email alerts provides additional context and presents cryptic Windows security events in easy to understand reports that offer insight beyond what is available from raw events. EventSentry's NetFlow component visualizes network traffic, can detect malicious activity and offers insight into bandwith usage. Keeping track of Active Directory changes is easy with EventSentry's ADMonitor component that records all changes to AD & Group Policy objects and provides a complete user inventory to help identify obsolete accounts. Various integrations & multi-tenancy available.

SOC Prime operates the world’s largest and most advanced platform for collective cyber defense that cultivates collaboration from a global cybersecurity community and curates the most up-to-date Sigma rules compatible with over 28 SIEM, EDR, and XDR platforms. SOC Prime’s innovation, backed by the vendor-agnostic and zero-trust cybersecurity approach, and cutting-edge technology leveraging Sigma language and MITRE ATT&CK® as core pillars are recognized by the independent research companies, credited by the leading SIEM, XDR & MDR vendors, and trusted by 8,000+ organizations from 155 countries, including 42% of Fortune 100, 21% of Forbes Global 2000, 90+ public sector institutions, and 300+ MSSP and MDR providers. Driven by its advanced cybersecurity solutions, Threat Detection Marketplace, Uncoder AI, and Attack Detective, SOC Prime enables organizations to risk-optimize their cybersecurity posture while improving the ROI of their SOC investments.

Elevate your security with LevelBlue USM Anywhere, an advanced open XDR platform designed to scale with your evolving IT landscape and growing business needs. Combining sophisticated analytics, robust security orchestration, and automation, USM Anywhere offers built-in threat intelligence for quicker and more precise threat detection, as well as streamlined response coordination. Its flexibility is unmatched, with extensive integrations—referred to as BlueApps—that enhance its detection and orchestration across hundreds of third-party security and productivity tools. These integrations also enable you to trigger automated and orchestrated responses effortlessly. Begin your 14-day free trial now and discover how our platform simplifies cybersecurity.