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LogRhythm SIEM vs syslog-ng comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Oct 9, 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

LogRhythm SIEM
Ranking in Log Management
13th
Average Rating
8.2
Reviews Sentiment
6.4
Number of Reviews
176
Ranking in other categories
Security Information and Event Management (SIEM) (11th)
syslog-ng
Ranking in Log Management
16th
Average Rating
9.0
Reviews Sentiment
3.2
Number of Reviews
7
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of May 2026, in the Log Management category, the mindshare of LogRhythm SIEM is 2.8%, up from 2.1% compared to the previous year. The mindshare of syslog-ng is 1.5%, down from 2.5% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Log Management Mindshare Distribution
ProductMindshare (%)
LogRhythm SIEM2.8%
syslog-ng1.5%
Other95.7%
Log Management
 

Featured Reviews

SV
Cyber Security Engineer at Diyar United Company
Provides strong detection capabilities but requires improvements in parsing and stability
I cannot think of any specific features that LogRhythm SIEM can improve upon since it supports a wide variety of major vendors. However, they need to improve their parsing techniques; the tool should understand various devices and present data in a human-readable format. For example, if a personal Android mobile needs to be integrated, LogRhythm SIEM should be able to parse that data effectively. They also need to improve their database of supported devices to cover smaller vendors alongside the major players, allowing for better global reach and usability. I have noticed some problems with parsing errors, event mismatches, and data mismatching, so ensuring accurate parsing and continuous improvement according to device updates are my basic expectations as a detection engineer.
OC
IT Infrastructure & Cloud Security Manager at Thux
Has ensured compliance by centralizing log data and supporting secure connections
We currently do not use that feature. We currently have just an open-source release, not a premium release. My boss has indicated that he wants to buy a premium syslog-ng version next month. I think we can use other features of this tool in the future. In syslog-ng, I think a GUI would be beneficial. I am unsure if the premium module has a GUI to administer it.

Quotes from Members

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

Pros

"The product was easy to deploy and easy to learn how to use, and the web console is the best I have seen when compared to other SIEMs."
"The user interface is good."
"It is stable; there are no bugs or glitches and it doesn't crash or freeze, so it's reliable and the performance is good."
"The fact we're able to create customized monitoring reports that extract info from event logs helps us a lot."
"It's definitely given us a lot of visibility into areas that we probably wouldn't have normal visibility into, such as code execution and things like that."
"Their support team is very good."
"The customer service team is excellent and they have resolved anything we have thrown at them in a timely fashion."
"One of the evidences we have that LogRhythm is being very successful for us is in this year's penetration test."
"Syslog-ng has a separate config file in addition to the core configuration."
"We chose syslog-ng because it is easy to install, easy to maintain, easy to update, and due to the fact that all data arrive in raw format, we can manipulate it as we want."
"For us, the most valuable feature is the use of compound search for searching logs at a specific time, by a specific user, or specific behavior."
"Syslog-ng has built-in features that we can use to create alerts for a SIEM solution. It isn't a true SIEM solution, but it's sufficient for the time being."
"Syslog-ng provides easy access to all my logs. It helps me show managers and other clients precisely where an incident occurred. I also like it because you can integrate syslog-ng with multiple solutions to allow real-time monitoring."
"What I appreciate most about syslog-ng is its configuration; its C-style config is much easier to understand, read, and write than other popular solutions such as syslog or rsyslog."
"The ability to extract and store the logs is the most valuable feature of syslog-ng."
 

Cons

"I think there were a couple of years in the very beginning when I was a little frustrated with them, but now, and especially, we just bought a new box last year, the newer version, it seems to have a lot of the kinks worked out, and so I wouldn't have any problem recommending them."
"Sometimes it's a challenge to bring it to the second level of support and get the answers that we need."
"What still needs improvement is automation. The SmartResponse obviously does not use open APIs at the moment, so we're having a lot of problems connecting it with things like Palo Alto Traps and some other systems, things like Cisco."
"We've had issues with scaling and local support."
"We have a lot of issues with stability."
"The main area of improvement is that the client must be installed on the computer for all of the functions to work."
"It seems with all of the advanced features that we haven't quite figured them out. It is very complex."
"Right now there is the concern about being able to gather all of the data into the system."
"It's hard to find people who know how to use syslog-ng. I often find problems with configurations, and solutions aren't integrated correctly with syslog-ng. For example, there might be data with extra decimals, or the collector agents are incorrectly named. It isn't a problem with the solution; it's a lack of professionals."
"There is always the potential for additional integration and protocol extensions."
"There is room for improvement in terms of observability."
"In syslog-ng, I think a GUI would be beneficial. I am unsure if the premium module has a GUI to administer it."
"Syslog-ng has built-in features that we can use to create alerts for a SIEM solution. It isn't a true SIEM solution, but it's sufficient for the time being."
"The filtering has room for improvement."
 

Pricing and Cost Advice

"Look closely at the cost of licensing of other products. This should include setups and the need for support services. I did a RFQ to 2 other vendors before choosing this product."
"The license cost is around $10 per MPS."
"If you don't have your staff, absolutely look into the co-pilot and factor that into your cost evaluation."
"I think the tool is reasonably priced. There is a need to pay per year towards the licensing costs of the tool."
"We did a five-year agreement. We pay close to a quarter of a million dollars for our solution."
"The pricing is very reasonable and accessible compared to other products in the market but I am not very sure about the exact licensing cost per year for our company."
"I would recommend that whatever sales quotes to them upfront, they will probably go up. Because they are probably going to outgrow that very quickly or once they start getting everything into it, they are going to have to move up anyway."
"I give the price a six out of ten."
"Syslog-ng is open-source."
"Syslog-ng is a free open-source solution."
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Top Industries

By visitors reading reviews
Financial Services Firm
10%
Construction Company
9%
Computer Software Company
8%
Comms Service Provider
7%
Government
10%
Financial Services Firm
10%
Manufacturing Company
9%
Computer Software Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business38
Midsize Enterprise39
Large Enterprise83
By reviewers
Company SizeCount
Small Business3
Midsize Enterprise2
Large Enterprise3
 

Questions from the Community

What is the difference between log management and SIEM?
Rony, Daniel's answer is right on the money. There are many solutions for each in the market, a lot depends upon your ability to manage such tools and your budget. A small operation may be best s...
What needs improvement with LogRhythm NextGen SIEM?
LogRhythm SIEM could learn from Wazuh, as Wazuh has a built-in mechanism that allows you to write custom scripting and scripts through languages that Wazuh can then trigger, which is somewhat bette...
What is your experience regarding pricing and costs for LogRhythm SIEM?
I find LogRhythm SIEM affordable, as it is a bit less costly than QRadar, although I have not been involved in negotiation charges; however, from the manager's approval, I see it as affordable.
What needs improvement with syslog-ng?
We currently do not use that feature. We currently have just an open-source release, not a premium release. My boss has indicated that he wants to buy a premium syslog-ng version next month. I thin...
What is your primary use case for syslog-ng?
In Italy, we have to be compliant with the Garante for privacy. We have to log every login, logout, or login failure made by a system administrator. We store all syslog data of the infrastructure. ...
What advice do you have for others considering syslog-ng?
When it comes to parsing, I can parse both structured and unstructured data, though our data are only structured. Currently, we collect all data we receive as raw data. Each file is stored for each...
 

Also Known As

LogRhythm NextGen SIEM, LogRhythm, LogRhythm Threat Lifecycle Management, LogRhythm TLM
No data available
 

Overview

 

Sample Customers

Macy's, NASA, Fujitsu, US Air Force, EY, Abbott, HD Supply, SAB Miller, UCLA, Raytheon, Amtrak, Cargill
Tecnocom, University of Victoria, University of Exeter, Datapath
Find out what your peers are saying about LogRhythm SIEM vs. syslog-ng and other solutions. Updated: April 2026.
892,776 professionals have used our research since 2012.