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AlienVault OSSIM vs IBM Security QRadar comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Apr 6, 2025

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

AlienVault OSSIM
Ranking in Security Information and Event Management (SIEM)
8th
Average Rating
7.4
Reviews Sentiment
7.1
Number of Reviews
31
Ranking in other categories
No ranking in other categories
IBM Security QRadar
Ranking in Security Information and Event Management (SIEM)
4th
Average Rating
8.0
Reviews Sentiment
6.8
Number of Reviews
209
Ranking in other categories
Log Management (5th), User Entity Behavior Analytics (UEBA) (1st), Endpoint Detection and Response (EDR) (15th), Security Orchestration Automation and Response (SOAR) (4th), Managed Detection and Response (MDR) (9th), Extended Detection and Response (XDR) (13th)
 

Mindshare comparison

As of July 2025, in the Security Information and Event Management (SIEM) category, the mindshare of AlienVault OSSIM is 3.4%, down from 4.1% compared to the previous year. The mindshare of IBM Security QRadar is 7.7%, down from 9.7% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Security Information and Event Management (SIEM)
 

Featured Reviews

Aman Aijaz - PeerSpot reviewer
An easy-to-scale open-source solution used for monitoring events on devices
The area for improvement is a lot. When I started using it on our enterprise side, the issue we faced was, for example, if we were running at that time on AlienVault OSSIM v5.7.4. So, for some orders, we had to install some packages, and when we tried installing that package, some dependencies got upgraded to a new version. Now once that dependency got upgraded, the SQL, since you might be aware that OSSIM uses SQL database, now SQL and all the dependency in everything was not on the same version, and that caused the database to crash. The aforementioned area should be eased out by upgrading the patches and upgrading dependencies. This kind of thing is a disadvantage of OSSIM, and I would like them to work on this. But I have also raised service requests many times and gave it a push on the community section too. However, since it is a local source, they don't reply much over there. That is why I don't like to work on OSSIM because it is unpredictable. Once the storage goes above 50 percent, it starts behaving unpredictably. If you get stuck with a situation, then you need to drill a lockdown into that. Sometimes you get no luck. Then you have to just reimage the server with the new fresh OS of AlienVault. As for additional features, not much because if you move to the newer version, it is kind of getting more stable. But, to make my life easier, then I would say try to give more features. I know it's open source, so they also cannot provide me with more features. But still, if they can provide me with more features because right now it's becoming old. Right now, we are even moving from SIEM to Security Data Lake. So when we move to it, this will be literally outdated. No one can even expect anything out of it. The way security is moving, it will be outdated very soon. They have to also provide something new to keep this going for the future also.
Mahmoud Younes - PeerSpot reviewer
Reliable installation and diverse use cases provide strong value
IBM Security QRadar has some areas for improvement. We have missed some DSM components. We need to customize logs where there is no DSM or connector for certain products. We can integrate but we have missed the DSM, which is the connector to pass logs coming from different applications. For example, with a university customer, we tried onboarding Canvas service. IBM Security QRadar does not support Canvas, so we had to create custom scripts and workarounds to pull logs from Canvas.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"Asset discovery is good."
"The most valuable features of AlienVault OSSIM are vulnerability assessment, network intrusion detection system, response to critical events, and awareness of the whole network."
"AlienVault OSSIM is an enterprise solution that sells easily. It is rated highly by organizations."
"The threat policies of the solution are always very advanced and the best in the market. They are very persistent in terms of keeping up with security protocols."
"OSSIM is the only solution that includes the large number of modules that we need: a vulnerability scanner, a network IDS system, a host IDS system."
"The initial setup is straightforward."
"I recommend it due to the experience of the people running it."
"The most valuable features of this solution are the data correlation and vulnerability assessment."
"I think the QDI is very good."
"I think it's a very stable product that provides much more visibility than the other product."
"IBM QRadar User Behavior Analytics has easy architecture, has a good portfolio and integration."
"The most valuable feature of the solution is its ability to rectify a situation involving any anomalies expeditiously."
"The feature that I find the most useful is that IBM QRadar User Behavior Analytics is free of charge. It's a fully free product that can be installed on top of IBM QRadar SIEM."
"An engineer can live-monitor all the flow happening in real-time. This would help us a lot while investigating a case, and it would even help us with preventive actions."
"I have found IBM QRadar to be scalable."
"I like the graphical interface. It's so good and easy."
 

Cons

"AlienVault OSSIM gives unwanted notifications."
"The main area where the AlienVault product was lacking around the 2018 timeframe was in its ability to scale."
"The price of this solution is very high and it could be cheaper."
"There needs to be more support or some kind of training program so users can self-learn the system more effectively."
"It takes some time. It does not give me a prompt response for any such [malicious] traffic. It takes time to get that alert from the AlienVault system."
"Lacking in depth of reporting."
"It's under heavy traffic. If you have heavy traffic, the system is slow."
"AlienVault OSSIM could improve by having better integration with some of the newer tools."
"For the common needs of clients to fulfill requirements, a real integration with Blueworks Live (BPA modeling tool also from IBM) and a more suitable BPM on cloud solution for midsize customers."
"IBM QRadar has a margin for development, for out-of-the-box use cases. It can be enhanced with better support and automate the use cases for that."
"It's resource-intensive."
"The AI engine could be smarter."
"I need a solution which will send alerts in the event of any behavior."
"Each module requires a separate license and a separate cost."
"With IBM Security QRadar, my company faced issues with the support we received for the product."
"I would like for Yara to be supported by all components."
 

Pricing and Cost Advice

"AlienVault OSSIM is expensive compared to its competitors."
"AlienVault pricing is the best. Whatever cost you are paying, you are getting a return on every penny... It's not like your IBM, your QRadar, or Splunk, where the cost is too high."
"When comparing AlienVault OSSIM to Microsoft Sentinel, AlienVault OSSIM incurs additional costs due to its licensing price structure. If you are using AlienVault for security purposes at a certain level it can have a higher price point than the current pricing of Microsoft Sentinel."
"The licensing fees for the non-community edition are paid on an annual basis, and there are no costs in addition to this."
"OSSIM is open source, and USM is the paid license. So, if you want, you can switch to USM. There you will have to buy a license, and they have a support team that helps you out on issues you face."
"AlienVault OSSIM is an open-source solution."
"The tool's licensing costs are yearly."
"We are using a free version of the solution. If you purchase a license there are more features available but the price is a little high. The solution should be cheaper to allow more customers to be able to afford it."
"It could be cheaper, but the value itself is far more important for us than the price. Typically, our clients have yearly subscriptions."
"think the pricing is quite flexible."
"Pricing (based on EPS) will be more accurate."
"It's free of charge."
"The pricing is always fine."
"The solution is priced fairly, there is a license for the solution, and we pay annually."
"QRadar UBA's price is a little more than street price and could be reduced."
"There is an annual license required for this solution."
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Comparison Review

VS
Jun 28, 2015
Qradar vs. ArcSight
Continuing with the SIEM posts we have done at Infosecnirvana, this post is a Head to head comparison of the two Industry leading SIEM products in the market – HP ArcSight and IBM QRadar Both the products have consistently been in the Gartner Leaders Quadrant. Both HP and IBM took over niche SIEM…
 

Top Industries

By visitors reading reviews
Computer Software Company
16%
Comms Service Provider
10%
Financial Services Firm
8%
University
8%
Computer Software Company
16%
Financial Services Firm
11%
Government
7%
Manufacturing Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What is your experience regarding pricing and costs for AlienVault OSSIM?
It depends. I would need to review their cost models, but generally, they are on a scaled basis based on throughput usage. Because it's a software as a service solution for their core product for U...
What needs improvement with AlienVault OSSIM?
Scaling for USM is always challenging for any product unless it is purpose-built or overbuilt at the front end. They will use Palo Alto and its competitors, and LevelBlue will manage that implement...
What are the biggest differences between Securonix UEBA, Exabeam, and IBM QRadar?
It mostly depends on your use-cases and environment. Exabeam and Securonix have a stronger UEBA feature set, friendlier GUI and are not licensed based on capacity (amount of logs and information in...
What SOC product do you recommend?
For tools I’d recommend: -SIEM- LogRhythm -SOAR- Palo Alto XSOAR Doing commercial w/o both (or at least an XDR) is asking to miss details that are critical, and ending up a statistic. Also, rememb...
What is your experience regarding pricing and costs for IBM Security QRadar?
When comparing with Splunk, IBM Security QRadar's cost is reasonable. Splunk is more expensive than IBM Security QRadar.
 

Also Known As

OSSIM
IBM QRadar, QRadar SIEM, QRadar UBA, QRadar on Cloud, IBM QRadar Advisor with Watson
 

Overview

 

Sample Customers

Council Rock School District
Clients across multiple industries, such as energy, financial, retail, healthcare, government, communications, and education use QRadar.
Find out what your peers are saying about AlienVault OSSIM vs. IBM Security QRadar and other solutions. Updated: June 2025.
860,592 professionals have used our research since 2012.