Splunk if you have deep pockets. Whatever SIEM you choose, make sure you have an ACTUAL data strategy, with schemas, documentation, logging standards, etc. etc. All of the issues I’ve seen with SIEMs stem from a company that DOES NOT have a data culture and thinks “I’ll just log data and let the analytics sort it out….Fucking. No. Answer from Polaris44 on reddit.com
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SentinelOne
sentinelone.com › cybersecurity-101 › data-and-ai › siem-tools
Top 10 SIEM Tools For 2025
October 7, 2025 - SIEM tools are specialized security solutions that collect vast amounts of data for threat detection and analysis. They use predefined rules to generate alerts and provide incident response capabilities.
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Exabeam
exabeam.com › home › explainers › best siem solutions: top 10 siem systems and how to choose 2025
Best SIEM Solutions: Top 10 SIEM systems and How to Choose 2025 | Exabeam
June 4, 2025 - Next-gen SIEMs can collaborate directly with IT and security infrastructure, making suggestions for relevant actions. They can also automate threat response using IR playbooks, orchestrate threat detection and response tools used by multiple systems, and manage security systems such as firewalls, email servers and access management.
Discussions

What SIEM do you recommend?
Splunk if you have deep pockets. Whatever SIEM you choose, make sure you have an ACTUAL data strategy, with schemas, documentation, logging standards, etc. etc. All of the issues I’ve seen with SIEMs stem from a company that DOES NOT have a data culture and thinks “I’ll just log data and let the analytics sort it out….Fucking. No. More on reddit.com
🌐 r/cybersecurity
188
74
November 30, 2023
Raspberry Pi as home SIEM tool
Off topic but use something like https://github.com/azlux/log2ram/blob/master/README.md to save the sd card lifespan. More on reddit.com
🌐 r/sysadmin
9
8
February 4, 2021
In your experience, what is the best “modern” SIEM?
I want to get a data lake and throw every goddamned thing in it then only pull what's really important out of it to a SIEM using Cribl or some shit and slap a SOAR on it. More on reddit.com
🌐 r/cybersecurity
212
152
May 31, 2024
What are some open-source SIEM tools that is beginner friendly?
I would use security onion and set up an ELK stack (Elastic, Logstash, Kibana). More on reddit.com
🌐 r/cybersecurity
30
43
June 14, 2024
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Gartner
gartner.com › all categories › security information and event management
Security Information and Event Management (SIEM)
Started as an open-source project, it has grown into a platform offering SIEM, API Security, and Enterprise Log Management with built-in SOAR capabilities to automate and accelerate response. Graylog’s machine learning, real-time monitoring, and AI-assisted investigation tools streamline ...
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Red Canary
redcanary.com › cybersecurity 101 › security operations › the top free and open source siem tools for 2025
The top free and open source SIEM tools for 2025 | Red Canary
July 9, 2025 - While the licensing terms for the default distribution have changed, making the “free” aspect more nuanced for commercial deployments, the core technologies remain open source, widely used and the basis of numerous SIEM solutions. While Elastic Stack can require a great deal of overhead, its flexibility and powerful analytical capabilities make it a valuable toolset for those willing to invest the effort in configuration and integration.
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Lumifi Cybersecurity
lumificyber.com › home › blog › 8 open source siem tools you should know
8 Open Source SIEM Tools You Should Know | Lumifi Cybersecurity
June 11, 2024 - This is actually a combination of three separate tools — ElasticSearch, Logstash, and Kibana, often in conjunction with Beats, a lightweight log shipper. The problem is that the ELK stack is no longer fully open source.
Find elsewhere
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SSSgram
analyticsinsight.net › home › cybersecurity › top 10 security information and event management (siem) solutions of 2025
Best SIEM Solutions of 2025: Best Tools for Modern Cybersecurity
2 days ago - Microsoft Sentinel offers cloud scalability and deep integration. The tool is ideal for organizations that use the company's services. Cortex XSIAM combines SIEM and advanced analytics into a unified platform.
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SolarWinds
solarwinds.com › security-event-manager › use-cases › siem-tools
SIEM Tools - Security Event Management Software Guide | SolarWinds
SIEM (security information and event management) tools collect, aggregate, and analyze log data in real-time, making detecting threats, managing security incidents, mitigating potential risks, and ensuring compliance simple.
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IBM
ibm.com › home › products › qradar siem
IBM QRadar SIEM
With QRadar SIEM, analysts can reduce repetitive manual tasks such as case creation and risk prioritization to focus on critical investigation and remediation efforts. ... Disrupt advanced cyberattacks and respond faster with cutting-edge content, including native integration with the open source SIGMA community. ... Easily work across all data source types and security tools ...
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Internal Revenue Service
irs.gov › privacy-disclosure › security-information-and-event-management-siem-systems
Security information and event management (SIEM) systems | Internal Revenue Service
Speed: A SIEM system should be expected to produce near real-time results. It is no longer viewed as an "after-the-fact" repository of data, but a frontline security tool for the continuous monitoring and detection of misuse of and attacks against IT assets and capabilities.
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Wazuh
wazuh.com › home
Wazuh - Open Source XDR. Open Source SIEM.
September 19, 2025 - The Wazuh Security Information and Event Management (SIEM) solution provides monitoring, detection, and alerting of security events and incidents.
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MISP
misp-project.org
MISP Open Source Threat Intelligence Platform & Open Standards For Threat Information Sharing
Isn’t it sad to have a lot of data and not use it because it’s too much work? Thanks to MISP you can store your IOCs in a structured manner, and thus enjoy the correlation, automated exports for IDS, or SIEM, in STIX or OpenIOC and synchronize to other MISPs.
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SOCRadar
socradar.io › blog › 10-best-siem-tools-products-providers-list
10 Best SIEM Tools, Products & Providers List
July 11, 2022 - Contact SOCRadar for support and inquiries, with cybersecurity solutions tailored to your business needs. Reach out today.
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Graylog
graylog.org › home
SIEM, Log Management & API Protection
August 15, 2022 - Optimize operations with cutting-edge SIEM, detailed log management, and robust API security solutions.
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EC-Council
eccouncil.org › ec-council › top siem tools for soc analysts
Best SIEM Tools List That Every SOC Analyst Should Know in 2025
September 26, 2025 - In addition to offering an intuitive dashboard, the Security Event Manager integrates with many compliance reporting tools to aid businesses that must conform to HIPAA, PCI DSS, and other regulations. LogRhythm’s SIEM platform offers a reliable way to improve an organization’s security posture in light of challenges associated with the rise in remote work and cloud migration (LogRhythm, 2022).
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Coursera
coursera.org › browse › computer science › computer security and networks
Play It Safe: Manage Security Risks | Coursera
October 20, 2024 - This module will explore industry leading security information and event management (SIEM) tools that are used by security professionals to protect business operations.
Rating: 4.8 ​ - ​ 10.6K votes
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BitLyft Cybersecurity
bitlyft.com › resources › siem-implementation-how-to-get-started-with-siem-tools
SIEM Implementation Guide | How to Get Started with SIEM Tools
Learn how to implement SIEM tools effectively with best practices for data collection, alert configuration, automation, and compliance for a deployment.
Published   September 22, 2025
Views   12
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ConnectWise
connectwise.com › platform › siem
SIEM Software for MSPs - Multi-Tenant SIEM Solution | ConnectWise
Key features of a SIEM tool include log collection and aggregation, event correlation and analysis, real-time monitoring, threat detection and alerting, incident response workflows, compliance reporting, and integration with other security tools and technologies.
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Stellar Cyber
stellarcyber.ai › home › platform › capabilities next gen siem
Next-Gen SIEM | Stellar Cyber NG SIEM
October 13, 2023 - Stellar Cyber includes Next-Gen SIEM with NDR, UEBA, TIP, FIM, Malware Sandbox, and Response. The platform goes wherever it is needed – on-premises, cloud, or hybrid. Set up granular access controls and tenant structures to meet the needs of your organization. ... Ingesting, normalizing, enriching, and fusing large volumes of data from every IT and security tool ...
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Comparitech
comparitech.com › home › net admin › the best siem tools for automated security alerts in 2025
The 16 Best SIEM Tools for Automated Security Alerts in 2025
May 30, 2025 - This guide reviews 16 SIEM tools across multiple factors. Our proprietary SupportScore also offers insight into customer service viability.