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swap_horiz OpenText ArcSight SIEM Alternatives

Looking for alternatives to OpenText ArcSight SIEM? Compare the top Security Software options ranked by our AI scoring system.

You're looking at alternatives to:
OpenText ArcSight SIEM

OpenText ArcSight SIEM

OpenText ArcSight SIEM correlates security events from diverse sources – endpoints, networks, and applications – to identify and prioritize potential threats based on established risk intelligence and behavioral analytics.

6.5 Fair

apps Top OpenText ArcSight SIEM Alternatives

The top alternative to OpenText ArcSight SIEM in 2026 is Tenable Nessus with a score of 8.8/10, followed by OpenText EnCase Forensic (8.3) and Wazuh (8.2).

1
Tenable Nessus

Tenable Nessus

Tenable Nessus is a vulnerability scanner that identifies weaknesses in systems and applications by analyzing configurat...

Enterprise Compliance Vulnerability Scanner Assessment
8.8 Great
2
OpenText EnCase Forensic

OpenText EnCase Forensic

OpenText EnCase Forensic is a digital forensics platform used by law enforcement and cybersecurity professionals to coll...

Enterprise Incident Response Investigation Opentext
8.3 Great
3
Wazuh

Wazuh

Wazuh is an open-source threat detection platform that aggregates log data from various sources – including Linux, Windo...

Open Source Compliance Siem Hids
8.2 Great
4
Tripwire Enterprise

Tripwire Enterprise

Tripwire Enterprise is a network change detection software that continuously monitors file system modifications and conf...

Compliance 2000S Fim Tripwire
8.1 Great
5
IBM Guardium

IBM Guardium

IBM Guardium is a database security solution that provides continuous data protection and compliance monitoring for Orac...

Compliance Data Security Database Ibm
7.9 Good
6
Exabeam Fusion SIEM

Exabeam Fusion SIEM

Exabeam Fusion SIEM is a cloud-native Security Information and Event Management platform that collects, analyzes, and co...

Siem 2010S Behavioral Analytics Ueba
7.8 Good
7
Datadog Security Monitoring

Datadog Security Monitoring

Datadog Security Monitoring aggregates and correlates security data from across an organization’s infrastructure and app...

Cloud Siem Observability Datadog
7.8 Good
8
Elastic Security

Elastic Security

Elastic Security is an open-source threat detection and response platform that analyzes machine data from various source...

Enterprise Siem Elastic Edr
7.7 Good
9
Trend Micro Vision One

Trend Micro Vision One

Trend Micro Vision One is an AI-powered security platform that analyzes network traffic and endpoint data in real-time t...

Cloud Native Siem Threat Detection Xdr
7.6 Good
10
Graylog

Graylog

Graylog is an open-source log management platform that collects, aggregates, and analyzes machine data from diverse sour...

Open Source Siem Log Management Threat Detection
7.5 Good
11
Securonix SIEM

Securonix SIEM

Securonix SIEM is a cloud-native Security Information and Event Management (SIEM) platform that correlates data from div...

Siem 2010S Insider Threat Ueba
7.4 Good
12
Google Security Operations (Chronicle SIEM)

Google Security Operations (Chronicle SIEM)

Google Chronicle Security Operations, built on Chronicle SIEM, is a cloud-native security information and event manageme...

Google Enterprise Cloud Native Threat Intelligence
7.4 Good
13
Qualys Policy Compliance

Qualys Policy Compliance

Qualys Policy Compliance continuously assesses IT infrastructure and applications against pre-defined security policies,...

Cloud Compliance Configuration Qualys
7.4 Good
14
RSA Archer GRC

RSA Archer GRC

RSA Archer GRC is a governance, risk, and compliance (GRC) software platform that helps organizations manage risks, auto...

Enterprise Risk Management Compliance Grc
7.2 Good
15
Sumo Logic Cloud SIEM

Sumo Logic Cloud SIEM

Sumo Logic Cloud SIEM provides real-time log management and analytics by collecting, correlating, and analyzing machine...

Analytics Cloud Native Siem Log Management
7.0 Good
16
LogRhythm SIEM

LogRhythm SIEM

LogRhythm SIEM is a security information and event management platform that collects, analyzes, and correlates log data...

Enterprise Siem Log Management Threat Detection
6.8 Fair
17
LogPoint SIEM

LogPoint SIEM

LogPoint SIEM aggregates and analyzes log data from diverse IT systems to detect and respond to potential cybersecurity...

Compliance Siem Log Management Ueba
6.8 Fair
18
ManageEngine Log360

ManageEngine Log360

ManageEngine Log360 is a centralized log management solution that collects, analyzes, and correlates logs from diverse I...

Compliance Siem Log Management Manageengine
6.8 Fair
19
Trustwave Managed Security Services

Trustwave Managed Security Services

Trustwave Managed Security Services provides comprehensive cybersecurity protection through a suite of tools including S...

Compliance Siem Managed Mdr
6.7 Fair
20
SolarWinds Security Event Manager

SolarWinds Security Event Manager

SolarWinds Security Event Manager is a security information and event management (SIEM) platform that collects, analyzes...

Compliance Siem Log Management Threat Detection
5.8 Mediocre

summarize Quick Comparison Summary

Alternative Score vs OpenText ArcSig... Action
Tenable Nessus
Tenable Nessus
Security Software Enterprise Compliance Vulnerability Scanner
8.8 Great +2.3 Compare
OpenText EnCase Forensic
OpenText EnCase Forensic
Security Software Enterprise Incident Response Investigation
8.3 Great +1.8 Compare
Wazuh
Wazuh
Security Software Open Source Compliance Siem
8.2 Great +1.7 Compare
Tripwire Enterprise
Tripwire Enterprise
Security Software Compliance 2000S Fim
8.1 Great +1.6 Compare
IBM Guardium
IBM Guardium
Security Software Compliance Data Security Database
7.9 Good +1.4 Compare
Exabeam Fusion SIEM
Exabeam Fusion SIEM
Security Software Siem 2010S Behavioral Analytics
7.8 Good +1.3 Compare
Datadog Security Monitoring
Datadog Security Monitoring
Security Software Cloud Siem Observability
7.8 Good +1.3 Compare
Elastic Security
Elastic Security
Security Software Enterprise Siem Elastic
7.7 Good +1.2 Compare
Trend Micro Vision One
Trend Micro Vision One
Security Software Cloud Native Siem Threat Detection
7.6 Good +1.1 Compare
Graylog
Graylog
Security Software Open Source Siem Log Management
7.5 Good +1.0 Compare

See all Security Software ranked by score

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help Frequently Asked Questions

What are the best alternatives to OpenText ArcSight SIEM?
The top alternatives to OpenText ArcSight SIEM in 2026 include Tenable Nessus, OpenText EnCase Forensic, Wazuh, Tripwire Enterprise, IBM Guardium. Each offers unique features and is objectively scored on Lunoo to help you compare.
How does OpenText ArcSight SIEM compare to its competitors?
Our AI-powered comparison system analyzes features, pricing, user reviews, and expert opinions to provide objective scores. OpenText ArcSight SIEM scores 6.5/10. Click any alternative above to see a detailed side-by-side comparison.
Is OpenText ArcSight SIEM worth it in 2026?
OpenText ArcSight SIEM scores 6.5/10 in the Security Software category. We recommend comparing it with the 20 alternatives listed above to find the best fit for your needs.
What is the best free alternative to OpenText ArcSight SIEM?
Several alternatives to OpenText ArcSight SIEM offer free plans or free tiers. Check the alternatives listed above and visit their websites to compare pricing and free options.
Why should I switch from OpenText ArcSight SIEM?
Common reasons users look for OpenText ArcSight SIEM alternatives include pricing, specific feature gaps, better integration needs, or simply exploring newer options. Our objective scoring helps you compare without bias.
How many alternatives to OpenText ArcSight SIEM are there?
Lunoo currently lists 20 scored alternatives to OpenText ArcSight SIEM in the Security Software category, ranked by our AI-powered evaluation system.
Which OpenText ArcSight SIEM alternative has the highest rating?
Tenable Nessus currently holds the highest rating among OpenText ArcSight SIEM alternatives with a score of 8.8/10.
Can I use Tenable Nessus instead of OpenText ArcSight SIEM?
Tenable Nessus is one of the top-rated alternatives to OpenText ArcSight SIEM. While they serve similar purposes in the Security Software space, each has distinct strengths. Use our comparison tool above for a detailed side-by-side analysis.
What is the cheapest alternative to OpenText ArcSight SIEM?
Pricing varies among OpenText ArcSight SIEM alternatives. We recommend checking each alternative's website for current pricing. Many options in the Security Software category offer free tiers or competitive pricing.
How are OpenText ArcSight SIEM alternatives ranked on Lunoo?
Lunoo uses an AI-powered scoring system that analyzes category fit, feature coverage, pricing signals, public reception, recency, and value to provide 0 to 10 scores. Rankings are updated continuously.
OpenText ArcSight SIEM vs Tenable Nessus: which is better?
OpenText ArcSight SIEM scores 6.5/10 while Tenable Nessus scores 8.8/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
OpenText ArcSight SIEM vs OpenText EnCase Forensic: which is better?
OpenText ArcSight SIEM scores 6.5/10 while OpenText EnCase Forensic scores 8.3/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
OpenText ArcSight SIEM vs Wazuh: which is better?
OpenText ArcSight SIEM scores 6.5/10 while Wazuh scores 8.2/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.

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