IBM QRadar SIEM

ibm.com · checked 5 Oct 2026

#21 · SIEM Software

Visit ibm.com ↗ Alternatives IBM QRadar SIEM vs Securonix Unified Defense SIEM

How it plugs in

—Public API

NoOpen source

NoFree tier

Signal on SIEM Software4.7#21 of 29

QRadar SIEM centralizes security visibility to support real-time threat detection, compliance, and security team response.

Pricing

QRadar SIEM — Enterprise modelContact IBM for pricing; on-premises licensing is available by subscription or perpetual license. · Licensed by managed virtual server (MVS) count · network behavior and unlimited log eventsOn request
QRadar SIEM — Usage modelContact IBM for pricing; on-premises licensing is available by subscription or perpetual license. · Licensed by events per second (EPS) and flows per minute (FPM) · hardware or virtual appliancesOn request

As ibm.com lists them, checked 5 Oct 2026.

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Runs on

Web
Windows
Mac
Linux
iOS
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Facts

Website: ibm.com
Price: Not published
Free trial: Not stated
Custom data sources: The product supports custom parsers and event collection from REST APIs through its Universal Cloud REST API.
Data collection: QRadar SIEM can receive events through protocols including syslog, syslog-tcp, and SNMP, and supports network flow sources such as NetFlow, IPFIX, sFlow, and J-Flow.
Deployment: IBM lists on-premises hardware and virtual appliances, with detailed infrastructure control, as QRadar SIEM deployment options.
Integrations: IBM says QRadar SIEM has more than 700 supported integrations and partner extensions, and its integrations page describes more than 450 autodetected DSM modules.
Intended users: IBM describes QRadar SIEM as a tool for security teams and security operations centers responding to threats and investigating incidents.
Notable limit: The pricing page says QRadar SIEM licensing eliminates hidden log and daily index volume limits; its Enterprise model includes unlimited log-event ingestion.
Security and compliance: IBM says QRadar SIEM helps provide evidence of compliance with applicable regulatory statutes and internal audits.
Sigma rules: The product natively supports thousands of open-source Sigma rules that analysts can import as threats evolve.
Support: IBM Software Subscription and Support includes access to software versions, releases, and fixes, plus 24x7x365 technical support.
Support access requirement: Accessing IBM Support requires registration, an IBM Customer Number, and site administrator approval.
User and entity analytics: Its behavior analytics helps identify anomalous activity and risky users and entities using behavior baselines and risk profiles.

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