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Security Onion Reviews

3.8 out of 5

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Security Onion mindshare

As of March 2026, the mindshare of Security Onion in the Log Management category stands at 3.1%, down from 5.7% compared to the previous year, according to calculations based on PeerSpot user engagement data.
Log Management Mindshare Distribution
ProductMindshare (%)
Security Onion3.1%
Wazuh7.5%
Splunk Enterprise Security6.8%
Other82.6%
Log Management
 
 
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Valuable Features

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Pricing

Top industries

By visitors reading reviews
University
12%
Government
11%
Comms Service Provider
10%
Computer Software Company
8%
Educational Organization
7%
Manufacturing Company
6%
Healthcare Company
5%
Financial Services Firm
5%
Outsourcing Company
4%
Retailer
3%
Construction Company
3%
Media Company
3%
Energy/Utilities Company
2%
Hospitality Company
2%
Aerospace/Defense Firm
2%
Legal Firm
2%
Real Estate/Law Firm
2%
Non Profit
2%
Insurance Company
2%
Wholesaler/Distributor
1%
Transportation Company
1%
Performing Arts
1%
Recreational Facilities/Services Company
1%
Consumer Goods Company
1%
Pharma/Biotech Company
1%

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Security Onion Reviews Summary
Author infoRatingReview Summary
Scientist at a educational organization with 10,001+ employees5.0In my experience, Security Onion is a mature open-source tool that's easy to install and update, vital for demonstrating solutions and performing experiments. It can be challenging to learn and integrate in industrial environments, where network data capture poses questions.
Cyber Security Officer at AFC Holdings3.0We use Security Onion for internal vulnerability assessments and appreciate its features, but its user interface could be better. Improved reporting with enhanced graphics would help us effectively update senior management on security matters.
Postgraduate at a educational organization with 1,001-5,000 employees3.5I find Security Onion valuable for security monitoring, especially for identifying infected ports using the Squert tool. Although its initial setup is challenging, we chose it over Splunk because it's free and open-source.