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Sysdig Secure vs Tenable Security Center comparison

 

Comparison Buyer's Guide

Executive Summary

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

Sysdig Secure
Ranking in Cloud Security Posture Management (CSPM)
18th
Average Rating
8.2
Reviews Sentiment
7.1
Number of Reviews
12
Ranking in other categories
Container Security (13th), Cloud-Native Application Protection Platforms (CNAPP) (12th), Cloud Detection and Response (CDR) (5th), AI Observability (16th)
Tenable Security Center
Ranking in Cloud Security Posture Management (CSPM)
10th
Average Rating
8.2
Reviews Sentiment
7.2
Number of Reviews
56
Ranking in other categories
Vulnerability Management (5th), Risk-Based Vulnerability Management (2nd)
 

Mindshare comparison

As of January 2026, in the Cloud Security Posture Management (CSPM) category, the mindshare of Sysdig Secure is 2.3%, up from 1.8% compared to the previous year. The mindshare of Tenable Security Center is 1.8%, down from 2.0% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Cloud Security Posture Management (CSPM) Market Share Distribution
ProductMarket Share (%)
Tenable Security Center1.8%
Sysdig Secure2.3%
Other95.9%
Cloud Security Posture Management (CSPM)
 

Featured Reviews

MM
DevSecOps Engineer at a outsourcing company with 1,001-5,000 employees
Runtime threat detection has improved and security teams prioritize real Kubernetes risks
The best feature Sysdig Secure offers is threat detection. The threat detection feature on Sysdig Secure stands out compared to other solutions I have seen or used because Sysdig sees the actual behavior inside the container or kernel and correlates it with Kubernetes infrastructure, which makes detection both earlier and more precise in a cloud-native environment. Sysdig Secure has positively impacted our organization by improving visibility into our Kubernetes environment and focusing on real risk, which has reduced alert noise, improved threat detection at runtime, and made vulnerability management more efficient by prioritizing issues that actually affect running workloads.
OndrejKOVAC - PeerSpot reviewer
Solution engineer at EXPERTience
Empower clients with risk-based vulnerability management through continuous workflow and valuable insights
Tenable Security Center could improve by implementing more dynamic data displays and translating reports into European languages. This is especially relevant in Central Eastern Europe, where clients often require reports in local languages. Additionally, the licensing model could be more flexible for managed security providers, similar to a pay-as-you-go model.

Quotes from Members

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

Pros

"The tool has the capability to conduct scans initially. It can perform scans on your virtual machines, physical machines, containers, and container images. A standout feature is its ability to scan offline container images stored in your container registry. Additionally, it can scan runtime images in your cluster or on your host machine. This allows for the detection of vulnerabilities in running containers, including loaded libraries. Notably, the tool can identify which library vulnerabilities are already present in your system. An added advantage is its capacity to take action beyond threat detection. It has the ability to block access and respond to encountered threats."
"I have not seen any stability issues so far."
"Sysdig Secure has positively impacted our organization by improving visibility into our Kubernetes environment and focusing on real risk, which has reduced alert noise, improved threat detection at runtime, and made vulnerability management more efficient by prioritizing issues that actually affect running workloads."
"From a container-based standpoint, it offers excellent scalability to its users...I would tell those planning to use the solution that, from a container standpoint, it's excellent."
"The log monitor is the most valuable feature."
"The most valuable feature is the level of support that we get. Our solutions or customer success representative is very valuable. I see them as an extension of our security team."
"I see Sysdig as the most comprehensive solution in comparison to its competitors."
"The proactiveness of the support has been fantastic. Every time we mention something in a meeting that we're trying to do, he proactively takes that as an investigation topic and looks into it. He'll provide the solution even though we might not have asked him to investigate it."
"Tenable.sc's best features are the availability model, accident management, and scoring."
"The most valuable feature of the product is the Assurance Report Card, which gives us an overview of the security poster in just a simple glance."
"Initial setup was pretty straightforward."
"Tenable is the leading product for vulnerability scanning."
"This product has the best results in terms of the lowest number of false-positives and false-negatives."
"Tenable also helps us to focus resources on the vulnerabilities that are most likely to be exploited. And since it is continuously updated, it allows us to reevaluate quickly if there are new vulnerabilities found..."
"I think that this is a good solution for evaluating vulnerability in the network."
"Compliance and vulnerability scans are most valuable. Compliance scan helps in validating how our teams are complying, and vulnerability scan helps in future-proofing. Its vulnerability detection is accurate."
 

Cons

"They should make it specific with a couple of features only."
"Banks and financial institutions cannot use Sysdig Secure because it doesn't sell SaaS-hosted versions for under two hundred working nodes."
"There was a security concern related to a specific feature. While the feature itself was promising, it posed a challenge. The situation revolved around code scanning. If your source code is hosted within your own premises, say on Bitbucket, you naturally wouldn't want your code to be accessible to external parties beyond your company. Keeping your code base private is a standard practice. However, in the case of code scanning using Sysdig Secure, they copy your code to their SaaS platform. This posed an issue for us. When we inquired about this, their response acknowledged the concern. In an upcoming release, they plan to enable code scanning within your on-premises environment through the assistance of an agent. This change is already in progress. While this tool stands out compared to existing solutions in the market, it's important to note that there are still some limitations to consider. Another drawback we encountered relates to our expertise with Kubernetes. The tool can monitor Kubernetes audit logs, triggering alerts and notifications. However, it falls short in terms of taking direct action based on these alerts. There are different methods of event capture, including through system labels and system calls, as well as via Kubernetes audit events. Notably, at the system level, Sysdig Secure can both detect and respond to events, allowing actions like blocking and warning. This proactive approach is effective at the system call level. However, when it comes to monitoring Kubernetes audit events, Sysdig Secure can only notify without being able to execute any further actions. It can't block access or containers. The vendor likened their role to that of a monitoring camera, observing events and sending notifications without the capacity to intervene. This limitation applies to Kubernetes audit events. Given that everything operates within our system, there is a workaround available: configuring system-level policies to block containers as necessary."
"Sysdig Secure needs to scale more for complete cloud-native coverage."
"The dashboard could be more simple and show the more important issues that are detected first. We'd like to be able to set it up so more important issues show up more prominently in the dashboard."
"I give it an eight because of the bugs, specifically the fix version bug where sometimes there is no fix version shown, and I wish Sysdig Secure would create a customizable UI that orders features by importance to enhance user experience."
"Perhaps, it could support more custom implementations, as our company utilizes custom implementations rather than standard ones. Configuring it requires a deep understanding and adjustment to our specific needs, which took some time. Other than that, I'm unsure about potential improvements. We were considering the possibility of compartmentalizing their tools. Currently, in Sysdig Secure, they bundle multiple features, and we are unable to use them individually. For instance, if we only need compliance scanning, we have to deploy the entire secure package. This is because of the way their agent functions, but I can't delve into more details."
"Reporting can definitely be better. Live dashboards should be configurable for a longer period of time rather than 30 days. Being able to go back in time to compare six months ago to today would be valuable."
"Deploying Tenable.sc is highly complex because it's an on-prem solution, whereas Tenable.io is cloud-based, so you can go live as soon as you log in. Tenable.sc involves significant integration with other on-prem solutions, and the deployment takes about two to three weeks with the help of a system integrator"
"Tenable's reporting engine needs improvement. It needs to be more efficient and add more features."
"We would like to see the inclusion of external IPs and simplified reporting that's easier to deal with"
"The solution needs to improve its support. I would like to see a bird's eye view of my network architecture. I would also like to see the continuous view feature in the tool."
"I will say it's a lot slower compared to an MS scan. It takes so much longer, so the performance could definitely be worked on."
"The user interface can be improved."
"The vulnerability scan does not work correctly until the access privileges are set by the system administrator."
"Current web page needs improvement, slows down processes."
 

Pricing and Cost Advice

"The solution's pricing depends on the agents...In short, the price depends on the environment of its user."
"I am always going to say that it could be a little bit cheaper. I do feel that it is a little bit on the expensive side."
"Sysdig is competitive. The quality matches the pricing. Obviously, everyone wants things to be cheaper, but if you're realistic, you acknowledge that quality service comes with a price. Sysdig is the gold standard for Kubernetes, and I wouldn't choose anything else. We live in Kubernetes. Everything is containerized, so that means a lot to us, and we're willing to make an investment."
"It is quite costly compared to other tools."
"In comparison to other cloud solutions, it's reasonably priced. However, when compared to in-house built open-source projects, it might be considered somewhat costly. The cost depends on whether someone sees the support provided by Sysdig as an advantage or if it's deemed unnecessary. Personally, I find the support to be excellent and consider it a good value."
"The pricing depends upon the number of IPs."
"Though reasonable, the main competitor of Tenable SC, Rapid7, offers a more aggressive and better priced product."
"Tenable SC is priced per asset, with the basic solution starting around US$12,000 for 500 assets."
"Costing is pretty reasonable compared to the competition."
"The pricing is more than Nexpose."
"The price can start at €10,000 ($13,000 USD) for between 500 and 1,000 assets, and the price can climb into the millions as more assets are added."
"We pay around 60,000 on a yearly basis."
"We're able to save because we don't have to employ more staff members to help wit ht he scheduling of the scans, running the reports or sending them out to the systems owners. That alone is a big ROI for us."
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Top Industries

By visitors reading reviews
Financial Services Firm
21%
Computer Software Company
13%
Manufacturing Company
7%
Comms Service Provider
6%
Financial Services Firm
12%
Government
10%
Manufacturing Company
10%
Computer Software Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business6
Midsize Enterprise2
Large Enterprise5
By reviewers
Company SizeCount
Small Business22
Midsize Enterprise10
Large Enterprise27
 

Questions from the Community

What do you like most about Sysdig Secure?
The proactiveness of the support has been fantastic. Every time we mention something in a meeting that we're trying to do, he proactively takes that as an investigation topic and looks into it. He'...
What needs improvement with Sysdig Secure?
Sysdig Secure works well for us, but there are a few areas for improvement, such as the alerting and notification system being more flexible for complex workflows, and some dashboard and reporting ...
What is your primary use case for Sysdig Secure?
Our primary use case for Sysdig Secure is runtime threat detection and vulnerability management.
What do you like most about Tenable SC?
The tool's dashboard and reporting capabilities match our company's needs since we are able to modify the basic view to create a new dashboard, and it works out very well for our needs.
What is your experience regarding pricing and costs for Tenable SC?
The price of Tenable Security Center is not so high; it's relatively a cheaper solution.
What needs improvement with Tenable SC?
We did conduct a long implementation which relates to what I think can be improved about Tenable Security Center. In some cases, we needed to refer back to Tenable itself, and in other cases, we ne...
 

Also Known As

No data available
Tenable.sc, Tenable Unified Security, Tenable SecurityCenter
 

Overview

 

Sample Customers

SAP Concur, Goldman Sachs, Worldpay, Experian, BigCommerce, Arkose Labs, Calendly, Noteable, Bloomreach. More here: https://sysdig.com/customers/
IBM, Sempra Energy, Microsoft, Apple, Adidas, Union Pacific
Find out what your peers are saying about Sysdig Secure vs. Tenable Security Center and other solutions. Updated: December 2025.
881,082 professionals have used our research since 2012.