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AlienVault OSSIM vs Elastic Security comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Sep 18, 2024

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
Elastic Security
Ranking in Security Information and Event Management (SIEM)
5th
Average Rating
7.8
Reviews Sentiment
6.8
Number of Reviews
64
Ranking in other categories
Log Management (7th), Endpoint Detection and Response (EDR) (15th), Security Orchestration Automation and Response (SOAR) (6th), Extended Detection and Response (XDR) (8th)
 

Mindshare comparison

As of May 2025, in the Security Information and Event Management (SIEM) category, the mindshare of AlienVault OSSIM is 3.7%, down from 3.8% compared to the previous year. The mindshare of Elastic Security is 6.3%, down from 9.3% 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.
SyedAli17 - PeerSpot reviewer
Centralized monitoring improves security posture through rapid data processing
The processing part of Elastic Security ( /products/elastic-security-reviews ) is very interesting for us since we handle almost 7,000 to 8,000 alerts per minute. We require rapid processing speed for alerts and event data, and Elastic Security is very efficient at handling this level of data. Additionally, Elastic Security helps improve the security posture of Pakistan through centralized visibility and real-time processing.

Quotes from Members

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

Pros

"Network traffic analysis is highly efficient."
"The product is majorly used for threat detection of the agents on servers and endpoints."
"I recommend it due to the experience of the people running it."
"The solution has a very good open source community, and whenever we have problems, we are always able to resolve it online."
"You pay monthly for the solution. I think it's one of the best products. If you compare with other companies, like LogRhythm, etc., the top 8 or 10 CMs, I think Alien Vault has the best price-performance ratio."
"With AlienVault you get everything in one box."
"AlienVault OSSIM is an enterprise solution that sells easily. It is rated highly by organizations."
"The initial setup is straightforward."
"Its flexibility is most valuable. We can have a number of scenarios, and we can get logs from anything. If we know how to use Logstash, we can tweak it in many ways. This makes the logging search on Elastic very easy."
"The most valuable thing is that this solution is widely used for work management and research. It's easy to jump into the security use case with the same technology."
"The product has huge integration varieties available."
"The solution is compatible with the cloud-native environment and they can adapt to it faster."
"The visualization is very good."
"It's simple and easy to use."
"ELK documentation is very good, so never needed to contact technical support."
"The most valuable features are the speed, detail, and visualization. It has the latest standards."
 

Cons

"The price of this solution is very high and it could be cheaper."
"There are somewhat more false positives with the user behavior analytics, which could benefit from an additional machine learning model to detect user patterns more rapidly."
"AlienVault OSSIM’s configuration and integration could be a little easier."
"Lacking in depth of reporting."
"The initial setup was a bit complex. You've got to do a lot of reading. It's not an intuitive implementation."
"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."
"It's under heavy traffic. If you have heavy traffic, the system is slow."
"The main area where the AlienVault product was lacking around the 2018 timeframe was in its ability to scale."
"If the documentation were improved and made more clear for beginners, or even professionals, then we would be more attracted to this solution."
"Elastic Security has a steep learning curve, so it takes some time to tune it and set it up for your environment. There are some costs associated with logging things that don't have value. So you need to be cautious to only log things that make sense and keep them around for as long as you need. You shouldn't hold onto things just because you think you might need them."
"The problem with ELK is it's difficult to administer. When you have a problem, it can be very, very difficult to rebuild indexes."
"I would like the process of retrieving archived data and viewing it in Kibana to be simplified."
"The price of this product could be improved, especially the additional costs. I would also like to see better-quality graphics."
"Its documentation should be a bit better. I have to spend at least a couple of hours to find the solution for a simple thing. When we buy Elastic, training is not included for free with Elastic. We have to pay extra for the training. They should include training in the price."
"The solution should generate an automatic product that integrates with ELK Stack to use artificial intelligence."
"The solution's query building is not that intuitive compared to other solutions."
 

Pricing and Cost Advice

"The solution is open source, so it's free to use."
"OSSIM is free."
"AlienVault OSSIM is free."
"The price of AlienVault OSSIM is too high sometimes for us to present to our customers. The price should be lower. We are on a three-year license to use the solution. We had to pay extra for the support."
"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 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."
"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."
"The tool's licensing costs are yearly."
"The base product is open-source but if you need advanced security features then you need to pay for the subscription. Elastic Security's price is reasonable in some cases and in other cases it's not."
"The product offers an amazing pricing structure. Price-wise, the product is very competitive."
"The solution is not expensive and costs around ten dollars a month."
"I find it better than Splunk in terms of cost-effectiveness. For cost-effectiveness, I would rate it a nine out of 10."
"The price is reasonable. It probably costs the same as ArcSight and LogRhythm SIEM. FortiSIEM might cost less than Elastic Security. There are no hidden or additional costs."
"Elastic Security is free to use."
"We use the open-source version, so there is no charge for this solution."
"Elastic Stack is an open-source tool. You don't have to pay anything for the components."
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Top Industries

By visitors reading reviews
Computer Software Company
17%
Comms Service Provider
10%
Financial Services Firm
9%
University
8%
Computer Software Company
16%
Government
10%
Financial Services Firm
9%
Comms Service Provider
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...
Datadog vs ELK: which one is good in terms of performance, cost and efficiency?
With Datadog, we have near-live visibility across our entire platform. We have seen APM metrics impacted several times lately using the dashboards we have created with Datadog; they are very good c...
What do you like most about Elastic Security?
Elastic provides the capability to index quickly due to the reverse indexes it offers. This data is crucial as it contains critical information. The reverse index allows fast data indexing because ...
What is your experience regarding pricing and costs for Elastic Security?
Since Elastic Security is community-based, it does not require significant costs. This is beneficial for SMEs as they do not need extensive budgets for security solutions.
 

Also Known As

OSSIM
Elastic SIEM, ELK Logstash
 

Overview

 

Sample Customers

Council Rock School District
Texas A&M, U.S. Air Force, NuScale Power, Martin's Point Health Care
Find out what your peers are saying about AlienVault OSSIM vs. Elastic Security and other solutions. Updated: April 2025.
851,604 professionals have used our research since 2012.