List of the Top 20 SIEM Software for Linux in 2025

With co-managed threat detection and response, deployment can occur in any location. ConnectWise SIEM, which was previously known as Perch, is a co-managed platform for threat detection and response, backed by a dedicated Security Operations Center. This solution is crafted to be both flexible and scalable, catering to businesses of all sizes while allowing customization to meet individual requirements. By utilizing cloud-based SIEM solutions, the time needed for deployment is significantly shortened from several months to just minutes. Our Security Operations Center actively monitors ConnectWise SIEM, providing users with access to essential logs. Additionally, threat analysts are available to assist you immediately upon the installation of your sensor, ensuring prompt support and response. This level of accessibility and expert guidance enhances your security posture right from the start.

Elevate Your Team's Capabilities to Achieve Top-Tier Security with Blumira SIEM Discover a comprehensive solution that encompasses SIEM, endpoint monitoring, around-the-clock surveillance, and automated responses to streamline security processes, enhance visibility, and accelerate reaction times. We take care of the demanding aspects of security, allowing you to reclaim valuable time in your schedule. With a SIEM that features ready-to-use detections, filtered alerts, and response strategies, your IT personnel can unlock genuine security benefits with Blumira. Rapid Setup, Instant Benefits: The SIEM seamlessly integrates into your existing technology framework, allowing for complete deployment in just hours—no waiting period required. Unlimited Data Ingestion: Enjoy predictable pricing with unrestricted data logging for a SIEM that offers comprehensive lifecycle detection. Simplified Compliance: Benefit from one year of data retention, ready-made reports, and continuous automated monitoring. Outstanding Support with 99.7% Customer Satisfaction: Our dedicated Solution Architects provide product assistance, while the Incident Detection and Response Team develops new detection capabilities, complemented by 24/7 security operations support.

The Heimdal Threat-Hunting and Action Center equips security teams with a comprehensive and risk-oriented perspective of their complete IT environment. It delivers detailed telemetry from both endpoints and networks, enabling rapid and informed decision-making.

Manage Engine's EventLog Analyzer stands out as the most cost-effective security information and event management (SIEM) software in the market. This secure, cloud-based platform encompasses vital SIEM functionalities such as log analysis, log consolidation, user activity surveillance, and file integrity monitoring. Additional features include event correlation, forensic analysis of logs, and retention of log data. With its robust capabilities, real-time alerts can be generated, enhancing security response. By utilizing Manage Engine's EventLog Analyzer, users can effectively thwart data breaches, uncover the underlying causes of security challenges, and counteract complex cyber threats while ensuring compliance and maintaining a secure operational environment.

ADAudit Plus offers comprehensive insights into all activities within your Windows Server environment, ensuring both safety and compliance. This tool provides an organized perspective on modifications made to your Active Directory (AD) resources, encompassing AD objects, their attributes, group policies, and much more. By implementing AD auditing, you can identify and address insider threats, misuse of privileges, or other potential security breaches. It grants a thorough overview of all elements in AD, including users, computers, groups, organizational units, and group policy objects. You can monitor user management actions such as deletions, password resets, and changes in permissions, along with information detailing who performed these actions, what was done, when it happened, and where. To maintain a principle of least privilege, it's essential to track additions and removals from both security and distribution groups, enabling better oversight of user access rights. This ongoing vigilance not only helps in compliance but also fortifies the overall security posture of your server environment.

Datadog serves as a comprehensive monitoring, security, and analytics platform tailored for developers, IT operations, security professionals, and business stakeholders in the cloud era. Our Software as a Service (SaaS) solution merges infrastructure monitoring, application performance tracking, and log management to deliver a cohesive and immediate view of our clients' entire technology environments. Organizations across various sectors and sizes leverage Datadog to facilitate digital transformation, streamline cloud migration, enhance collaboration among development, operations, and security teams, and expedite application deployment. Additionally, the platform significantly reduces problem resolution times, secures both applications and infrastructure, and provides insights into user behavior to effectively monitor essential business metrics. Ultimately, Datadog empowers businesses to thrive in an increasingly digital landscape.

Around the globe, small and medium-sized enterprises (SMEs) can achieve unparalleled freedom of choice by collaborating with JumpCloud. By utilizing its cloud-based open directory platform, JumpCloud streamlines the management and security of identities, access, and devices, allowing IT teams and managed service providers (MSPs) to efficiently support a variety of operating systems including Windows, Mac, Linux, and Android. This innovative solution enables users to manage identities either directly or through their chosen HRIS or productivity tools, while also granting access to numerous on-premises and cloud applications with a single, secure set of credentials. To explore the full potential of this comprehensive platform, consider starting a free 30-day trial of JumpCloud today and experience the benefits firsthand. Embrace the future of IT management and watch your business thrive.

Graylog Security, built on the robust Graylog Platform, stands out as a premier solution for threat detection, investigation, and response (TDIR), designed to enhance cybersecurity operations through a user-friendly workflow, an efficient analyst experience, and cost-effectiveness. This solution aids security teams in minimizing risks and boosting essential metrics such as Mean Time to Detect (MTTD) by refining threat detection capabilities while simultaneously decreasing Total Cost of Ownership (TCO) thanks to its inherent data routing and tiering features. Moreover, Graylog Security speeds up incident response times by allowing analysts to swiftly tackle urgent alerts, effectively lowering Mean Time to Response (MTTR). With its integrated SOAR capabilities, Graylog Security not only automates tedious tasks and streamlines workflows but also significantly improves response efficiency, thereby enabling organizations to proactively identify and mitigate cybersecurity threats. This comprehensive approach makes Graylog Security a vital asset for any organization looking to strengthen its cybersecurity posture.

Our Extended Detection and Response (XDR) cyber security platform delivers comprehensive insights into your endpoints, servers, clouds, and digital supply chains while facilitating threat detection. As a fully managed service, it is backed by our round-the-clock security operations, ensuring rapid enrollment and cost-effectiveness. This platform serves as a crucial component for robust cyber threat detection, response, and prevention strategies. It offers in-depth visibility, cutting-edge threat detection capabilities, advanced behavioral analytics, and automated threat hunting, significantly enhancing the efficiency of your security operations. Leveraging AI-driven machine intelligence, our platform identifies suspicious and atypical activities, uncovering even the most elusive threats. It effectively pins down genuine threats with remarkable accuracy, allowing investigators and SOC analysts to concentrate on the critical aspects of their work. Furthermore, the integrated nature of our service streamlines workflows, fostering a proactive security posture for your organization.

Fortinet emerges as a key global player in the cybersecurity sector, notable for its comprehensive and integrated approach to safeguarding digital infrastructures, devices, and applications. Founded in 2000, the organization provides a wide range of products and services, including firewalls, endpoint protection, intrusion prevention systems, and secure access solutions. A cornerstone of its offerings is the Fortinet Security Fabric, a unified platform that seamlessly combines various security tools to enhance visibility, automation, and provide real-time threat intelligence across the entire network. Renowned for its dependability among businesses, government agencies, and service providers worldwide, Fortinet prioritizes innovation, scalability, and performance, thereby reinforcing its defenses against the constantly shifting landscape of cyber threats. In addition to its protective capabilities, Fortinet’s dedication to enabling digital transformation and ensuring business continuity highlights its essential role within the cybersecurity landscape, positioning itself as a trusted partner for organizations striving to navigate modern security challenges effectively. With a focus on proactive measures and cutting-edge solutions, Fortinet continues to adapt and evolve to meet the demands of an increasingly complex digital world.

Enginsight is a robust cybersecurity platform developed in Germany, designed to integrate threat detection with protective strategies effectively. Featuring automated security audits, penetration testing, IDS/IPS, micro-segmentation, vulnerability assessments, and risk analysis, this solution empowers businesses of all sizes to implement and oversee effective security measures through an intuitive dashboard. It enables the automatic assessment of your systems, allowing you to quickly evaluate the security status of your IT assets. Completely built with a security-first approach, Enginsight functions without reliance on external tools. It continuously scans your IT environment to identify devices, creating a real-time overview of your IT infrastructure. With its automatic detection capabilities and an exhaustive inventory of IP network devices, which includes detailed categorization, Enginsight acts as a comprehensive surveillance and security barrier for your Windows and Linux servers, as well as endpoint devices like PCs. Embark on your 15-day free trial today and take a step towards enhancing your organization's cybersecurity.

Elevate your cybersecurity strategy with Zercurity, which streamlines the management and oversight of your organization's security efforts, thus reducing the time and resources spent on these crucial tasks. Gain access to actionable insights that offer a comprehensive view of your current IT landscape, alongside automatic evaluations of your assets, applications, packages, and devices. Our sophisticated algorithms perform extensive queries throughout your resources, swiftly detecting any anomalies or vulnerabilities as they emerge. Protect your organization by uncovering potential threats and effectively addressing the associated risks. With built-in reporting and auditing capabilities, the remediation process becomes much more efficient and straightforward. Experience an all-encompassing security monitoring system that encompasses every facet of your organization, allowing you to query your infrastructure with the ease of accessing a database. Receive quick answers to your most pressing questions while continually assessing your risk exposure in real-time. Move beyond mere speculation about where your cybersecurity weaknesses might lie and attain deep insights into every dimension of your organization’s security environment. Zercurity not only equips you to stay ahead of potential threats but also ensures that your defenses remain vigilant at all times, providing you with peace of mind. With Zercurity, you can transform your approach to cybersecurity, making it proactive rather than reactive.

BIMA, developed by Peris.ai, is a comprehensive Security-as-a-Service platform that seamlessly combines the sophisticated features of EDR, NDR, XDR, and SIEM into one robust solution. This integration facilitates proactive threat detection across various network points, endpoints, and devices. Leveraging AI-driven analytics, it anticipates and addresses potential breaches before they can develop into larger issues. In addition, BIMA equips organizations with efficient incident response capabilities and improved security intelligence. As a result, it delivers a powerful shield against even the most advanced cyber threats, ensuring a safer digital environment for its users.

The next generation of our Enterprise SIEM is relied upon by governmental entities, defense organizations, and businesses across the globe. It offers a streamlined approach for organizations to deploy and oversee their cyber threat detection and response efforts. Huntsman Security's advanced Enterprise SIEM boasts a revamped dashboard that incorporates the MITRE ATT&CK® framework, enabling IT personnel and SOC analysts to effectively identify and categorize threats. As cyber-attacks evolve in complexity, the inevitability of threats grows, which is why we created our cutting-edge SIEM to enhance both the speed and precision of threat detection processes. Understanding the MITRE ATT&CK® framework is essential, as it plays a vital role in the mitigation, detection, and reporting of cybersecurity activities, ensuring organizations remain vigilant against potential risks. By implementing our solution, organizations can better prepare themselves to face the ever-changing landscape of cyber threats.

The Managed Detection and Response (MDR) platform from SharkStriker is founded on the ORCA philosophy, which stands for Observe, Response, Compliance, and Awareness, and draws inspiration from the natural world where the powerful ORCA, or killer whale, is one of the few creatures that sharks fear. By embodying the characteristics of an ORCA, SharkStriker’s innovative platform effectively safeguards against threats in the cybersecurity landscape. This ORCA philosophy empowers our skilled team to engage in proactive incident management and human-driven threat hunting. Incorporating advanced technologies like Machine Learning and Artificial Intelligence, the platform enhances threat detection in real-time while ensuring a crucial human touch remains integral to the process. Our cybersecurity professionals leverage this robust system for engaging in hands-on threat hunts and managing incident responses. Furthermore, our MDR service is designed to be transparent and customer-friendly, as it does not impose limitations on the number of incident responses, alleviating concerns over hourly fees or retainer costs for clients. This approach establishes a partnership that prioritizes security and responsiveness in an ever-evolving digital landscape.

Rescue your security teams from the overwhelming flood of noise and complications! Abstract enables them to concentrate on essential tasks without the concerns of vendor lock-ins, SIEM migration expenses, or sacrificing speedy access for storage needs. By utilizing Abstract Security, an AI-powered security data management platform, organizations can optimize their data processes through noise minimization, AI-driven normalization, and sophisticated threat analytics conducted on live data streams, allowing for timely insights before directing the information to any storage solution. This approach not only enhances operational efficiency but also empowers teams to respond to threats more effectively.

Founded in 2010, Logsign has dedicated itself to enhancing the cyber defense capabilities of various institutions. The company promotes the idea that effective cyber security requires collaboration and that security solutions should be designed with intelligence in mind. Logsign remains devoted to this mission through ongoing innovation, user-friendly interfaces, and smart technological solutions. By understanding the diverse needs of its stakeholders, Logsign positions itself as a collaborative partner in the field. Its extensive services cater to over 500 medium and large enterprises as well as government agencies, encompassing offerings such as Security Information and Event Management (SIEM), Security Orchestration, Automation, and Event Intervention (SOAR). Additionally, Logsign has received numerous accolades from both domestic and international organizations, including recognitions from Deloitte Technology Turkey Fast 50, Deloitte Technology EMEA Fast 500, Cybersecurity Excellence, and Info Security Products Guide, underscoring its impact and excellence in the technology and cybersecurity sectors. This recognition not only highlights the company's successful journey but also reinforces its commitment to providing top-notch security solutions.

Presenting an innovative solution aimed at effectively managing security information and event processes, this state-of-the-art surveillance system allows users to seamlessly monitor, analyze, and document security incidents as they occur. TeskaLabs SIEM offers a holistic perspective of your entire organizational framework, which supports early threat identification, thereby helping to reduce risks and lessen their effects on your business activities. By proactively addressing potential security issues, TeskaLabs SIEM ensures you have full visibility over your security environment. As a frontrunner in cybersecurity, TeskaLabs commits to providing services that meet the highest security standards tailored to the unique requirements of your organization. In addition, TeskaLabs SIEM aids in fulfilling vital regulations related to Cyber Security, GDPR, and ISO 27001:2013, ensuring your organization complies with necessary legal obligations. The system's automated detection and reporting capabilities for identified incidents and anomalies allow for rapid responses, prioritizing action on various concerns effectively. This efficiency not only conserves precious time but also empowers you to actively identify and tackle emerging threats, thereby cultivating a safer business atmosphere. Furthermore, the continuous enhancement of features ensures that you remain equipped to adapt to the evolving landscape of cybersecurity threats.

Our intellectual property has demonstrated its ability to effectively scale within real-world security contexts, handling billions of security events efficiently. Castle Shield's offering is powered by an advanced log collection engine that features comprehensive analysis and correlation capabilities alongside a multitenant SIEM platform. This architecture enables our clients to allocate one Security Analyst for every 100 customers, simplifying resource management. Furthermore, our solution initiates a streamlined analysis process that oversees and coordinates multiple environments, fostering enhanced cybersecurity awareness. The adaptability of our solution makes it straightforward to deploy within a provider’s cloud infrastructure, ensuring total control while addressing chain of custody issues to meet established forensic investigation protocols. Ultimately, the multi-tenant, scalable nature of our platform not only delivers security solutions and remediation services but also provides significant cost benefits to our clients, enhancing their overall operational efficiency. This approach yields a dual advantage of robust security and financial savings for users.

Innspark is an emerging company in the DeepTech Solutions sector that specializes in cutting-edge cybersecurity solutions designed to identify, address, and recover from complex cyber threats and incidents. By leveraging advanced Threat Intelligence and Machine Learning technologies, Innspark enables enterprises to gain comprehensive insights into their security posture. The company's primary expertise spans Cyber Security and Large Scale Architecture, Deep Analysis and Reverse Engineering, as well as Web-Scale Platforms. Additional strengths include Threat Hunting, High-Performance Systems, Network Protocols & Communications, and the application of concepts from Machine Learning and Graph Theory, allowing for a robust defense against evolving cyber risks. This diverse range of capabilities positions Innspark as a leader in the cybersecurity landscape, committed to safeguarding businesses in an increasingly digital world.