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Microsoft Defender for Cloud vs Tenable Cloud Security comparison

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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

SentinelOne Singularity Clo...
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Ranking in Cloud Workload Protection Platforms (CWPP)
4th
Ranking in Cloud Security Posture Management (CSPM)
3rd
Ranking in Cloud-Native Application Protection Platforms (CNAPP)
3rd
Average Rating
8.8
Reviews Sentiment
7.9
Number of Reviews
112
Ranking in other categories
Vulnerability Management (6th), Cloud and Data Center Security (5th), Container Security (3rd), Compliance Management (2nd)
Microsoft Defender for Cloud
Ranking in Cloud Workload Protection Platforms (CWPP)
2nd
Ranking in Cloud Security Posture Management (CSPM)
4th
Ranking in Cloud-Native Application Protection Platforms (CNAPP)
4th
Average Rating
8.0
Reviews Sentiment
7.0
Number of Reviews
76
Ranking in other categories
Vulnerability Management (7th), Container Management (9th), Container Security (4th), Data Security Posture Management (DSPM) (3rd), Microsoft Security Suite (4th), Compliance Management (3rd)
Tenable Cloud Security
Ranking in Cloud Workload Protection Platforms (CWPP)
15th
Ranking in Cloud Security Posture Management (CSPM)
19th
Ranking in Cloud-Native Application Protection Platforms (CNAPP)
15th
Average Rating
8.4
Reviews Sentiment
7.1
Number of Reviews
9
Ranking in other categories
Identity and Access Management as a Service (IDaaS) (IAMaaS) (12th), Cloud Infrastructure Entitlement Management (CIEM) (5th)
 

Mindshare comparison

As of May 2025, in the Cloud-Native Application Protection Platforms (CNAPP) category, the mindshare of SentinelOne Singularity Cloud Security is 3.4%, up from 1.2% compared to the previous year. The mindshare of Microsoft Defender for Cloud is 11.1%, down from 12.2% compared to the previous year. The mindshare of Tenable Cloud Security is 2.4%, up from 2.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Cloud-Native Application Protection Platforms (CNAPP)
 

Featured Reviews

Andrew W - PeerSpot reviewer
Tells us about vulnerabilities as well as their impact and helps to focus on real issues
Looking at all the different pieces, it has got everything we need. Some of the pieces we do not even use. For example, we do not have Kubernetes Security. We are not running any K8 clusters, so it is good for us. Overall, we find the solution to be fantastic. There can be additional education components. This may not be truly fair to them because of what the product is going for, but it would be great to see additional education for compliance. It is not a criticism of the tool per se, but anything to help non-development resources understand some of the complexities of the cloud is always appreciated. Any additional educational resources are always helpful for security teams, especially those without a development background.
Vibhor Goel - PeerSpot reviewer
A single tool for complete visibility and addressing security gaps
Currently, issues are structured in Microsoft Defender for Cloud at severity levels of high, critical, or warning, but these severity levels are not always right. For example, Microsoft might consider a port being open as critical, but that might not be the case for our company. Similarly, it might suggest closing some management ports, but you might need them to be able to log in, so the severity levels for certain things can be improved. Even though Microsoft Defender for Cloud provides a way to temporarily disable certain alerts or notifications without affecting our security score, it would be better to have more granularized control over these recommendations. Currently, we cannot even disable certain alerts or notifications. There should be an automated mechanism to design Azure policies based on the recommendations, possibly with AI integration. Instead of an engineer having to write a policy to fix security gaps, which is very time-consuming, there should be an inbuilt capability to auto-remediate everything and have proper control in place. Additionally, enabling Defender for Cloud at the resource group level, rather than only at the subscription level, would be beneficial.
Ondrej Kováč - PeerSpot reviewer
Has vulnerability detection, software composition analysis and asset management features
Due to its robust nature, the platform's adoption can be overwhelming initially. However, once organizations start using it, they tend to get used to it. I haven't had much direct interaction with the support team, but some partners have reported a desire for better support for the product. Another area needing improvement is the implementation complexity, especially in multi-cloud environments. Tenable Cloud Security's features mean there's a steep learning curve, which can consume significant time and resources to utilize the platform's potential and fully see immediate benefits. It's similar to AI in that you must spend time fine-tuning and training before it truly helps.

Quotes from Members

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

Pros

"SentinelOne is far superior to our previous solution, Accops, due to its seamless updates, effortless maintenance, and user-friendly interface and dashboard."
"The most valuable feature of the solution is its storyline, which helps trace an event back to its source, like an email or someone clicking on a link."
"As a frequently audited company, we value SentinelOne Singularity Cloud Security's compliance monitoring features. They give us a report with a compliance score for how well we meet certain regulatory standards, like HIPAA. We can show our compliance as a percentage. It's also a way to show that we are serious about security."
"I like CSPM the most. It captures a lot of alerts within a short period of time. When an alert gets triggered on the cloud, it throws an alert within half an hour, which is very reasonable. It is a plus point for us."
"Cloud Native Security is a tool that has good monitoring features."
"SentinelOne Singularity Cloud Security released a new security graph tool that helps us identify the root issue. Other tools give you a pass/fail type of profile on all misconfigurations, and those will run into the thousands. SentinelOne Singularity Cloud Security's graphing algorithm connects various components together and tries to identify what is severe and what is not. It can correlate various vulnerabilities and datasets to test them on the back end to pinpoint the real issue."
"It saves time, makes your environment more secure, and improves compliance. SentinelOne Singularity Cloud Security helps with audits, ensuring that you are following best practices for cloud security. You don't need to be an expert to use it and improve your security."
"The real-time detection and response capabilities overall are great."
"Microsoft Defender for Cloud is a valuable tool that integrates seamlessly with Azure Policy and our Security SIEM, simplifying implementation and enhancing security posture."
"One important security feature is the incident alerts. Now, with all these cyberattacks, there are a lot of incident alerts that get triggered. It is very difficult to keep monitoring everything automatically, instead our organization is utilizing the automated use case that we get from Microsoft. That has helped bring down the manual work for a lot of things."
"The most valuable feature is the regulatory compliance aspect, where we utilize predefined initiatives like NIST. Alert management is another useful feature. Alerts are directly integrated with our email or DevOps board for easy viewing, allowing us to identify problem areas efficiently."
"The most valuable feature is the recommendations provided on how to improve security."
"The security alerts and correlated alerts are most valuable. It correlates the logs and gives us correlated alerts, which can be fed into any security information and event management (SIEM) tool. It is an analyzed correlation tool for monitoring security. It gives us alerts when there is any kind of unauthorized access, or when there is any malfunctioning in multifactor authentication (MFA). If our Azure is connected with Azure Security Center, we get to know what types of authentication are happening in our infra."
"When you have commissioned Defender, you have these things visible already on your dashboard. This gives the efficiency to the people to do their actual work rather than bothering about the email, sorting out the email, or looking at it through an ITSM solution, whey they have to look at the description and use cases. Efficiency increases with this optimized, ready-made solution since you don't need to invest in something externally. You can start using the dashboard and auditing capability provided from day one. Thus, you have fewer costs with a more optimized, easier-to-use solution, providing operational efficiency for your team."
"The most valuable features are ransomware protection and access controls. The solution has helped us secure some folders on our systems from unauthorized modifications."
"The tool's most valuable feature is its support for cloud-native services like Kubernetes, containers, managed storage, and databases. Protecting these without Microsoft Defender for Cloud would be extremely challenging. For threat protection specifically, I find the signature-based detection and heuristic detection features very effective."
"If you have multi-cloud tenancy using AWS and Azure, you can have a single dashboard where you can onboard all the cloud infrastructure and have visibility into it."
"The product's deployment phase is easy."
"The tool alerts us on depreciating performance or deficiencies of our web application. It helps us react on time."
"The solution’s vulnerability management feature has helped us identify and mitigate risks well."
"The product's visibility and remediation work fine for me."
"Scanning and reporting are the most valuable features of Tenable Cloud Security"
"Ermetic can provide super visibility for our cloud environment (we are using AWS)."
"Tenable Cloud Security excels in vulnerability detection, one of its strongest features. Another valuable feature is software composition analysis, which highlights and automates the detection of security flaws. Additionally, their knowledge base is excellent; if anything goes wrong, they provide clear guidance on what needs to be done to address specific vulnerabilities."
 

Cons

"Sometimes the Storyline ID is a bit wacky."
"The area of improvement is the cost, which is high compared to other traditional endpoint protections."
"Maybe container runtime security could be improved."
"The recommended actions aren't always specific, so it might suggest recommendations that don't apply to the particular infrastructure code I'm reviewing."
"We had a glitch in SentinelOne Singularity Cloud Security where it fed us false positives in the past."
"In version 2, a lot of rules have been deployed for Kubernetes security and CDR, which makes a lot of issues of critical severity, whereas they are not critical or of high severity. There is a mismatch of severities. They need to work on severity management."
"SentinelOne Singularity Cloud Security is an excellent CSSPM tool, but the CSC CWPP features need improvement."
"SentinelOne Singularity Cloud Security is an excellent CSPM tool, but the CWPP features need to improve, and there is a scope for more application security posture management features. There aren't many ASPM solutions on the market, and existing ones are costly. I would like to see SentinelOne Singularity Cloud Security develop into a single pane of glass for ASPM, CSPM, and CWPP. Another feature I'd like to see is runtime protection."
"The documentation and implementation guides could be improved."
"I would like to see more connectors and plugins with other platforms."
"There is no perfect product in the world and there are always features that can be added."
"The pricing could be improved, as it is somewhat high for smaller companies."
"The customer service at Microsoft has room for improvement. The first line of support is not technically adept and often requires engaging higher-level technicians to resolve issues."
"I felt that there was disconnection in terms of understanding the UI. The communication for moving from the old UI to the new UI could be improved. It was a bit awkward."
"I would suggest building a single product that addresses endpoint server protection, attack surface, and everything else in one solution. That is the main disadvantage with the product. If we are incorporating some features, we end up in a situation where this solution is for the server, and that one is for the client, or this is for identity, and that is for our application. They're not bundling it. Commercially, we can charge for different licenses, but on the implementation side, it's tough to help our end-customer understand which product they're getting."
"The product's advanced analytics and reporting features could be improved."
"There is a need for the support team to improve their response time since it is one of the areas where the product's technical team has certain shortcomings."
"Ermetic needs to improve its security scanning. I would like to see more dynamic graphical forms."
"The product must provide more features."
"Tenable needs to offer a patch-based solution since it is an area where the tool lacks a bit."
"If Tenable Cloud Security offers a complete Cnapp solution with CWP, CIEM, and Waap security, it will be able to compete with other competitors."
"I have faced several bug incidents with the solution"
"Due to its robust nature, the platform's adoption can be overwhelming initially. However, once organizations start using it, they tend to get used to it. I haven't had much direct interaction with the support team, but some partners have reported a desire for better support for the product."
"I didn't find anything that wasn't useful or needed to be added."
 

Pricing and Cost Advice

"PingSafe is priced reasonably for our workload."
"For pricing, it currently seems to be in line with market rates."
"The pricing tends to be high."
"The cost for PingSafe is average when compared to other CSPM tools."
"SentinelOne offers excellent pricing and licensing options."
"I would rate the cost a seven out of ten with ten being the most costly."
"PingSafe is fairly priced."
"Its pricing was a little less than other providers."
"Security Center charges $15 per resource for any workload that you onboard into it. They charge per VM or per data-base server or per application. It's not like Microsoft 365 licensing, where there are levels like E3 and E5. Security Center is pretty straightforward."
"They have a free version, but the license for this one isn't too high. It's free to start with, and you're charged for using it beyond 30 days. Some other pieces of Defender are charged based on usage, so you will be charged more for a high volume of transactions. I believe Defender for Cloud is a daily charge based on Azure's App Service Pricing."
"The licensing is straightforward but can become expensive if you cover everything. You must balance the cost against the importance of what needs covering."
"This solution is more cost-effective than some competing products. My understanding is that it is based on the number of integrations that you have, so if you have fewer subscriptions then you pay less for the service."
"While we pay for any additional features, the pricing seems competitive, though I am not involved in the specific cost details."
"The licensing cost per server is $15 per month."
"The cost of the license is based on the subscriptions that you have."
"Our clients complain about the cost of Microsoft Defender for Cloud."
"The tool's pricing is fair."
"The tool's price is good compared to other brands. The tool's subscription is for a year."
"There is a need to opt for a subscription-based pricing model to use Tenable Cloud Security. I rate the product price an eight on a scale of one to ten, where one is low price and ten is high price."
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Top Industries

By visitors reading reviews
Computer Software Company
17%
Financial Services Firm
15%
Manufacturing Company
9%
Government
5%
Computer Software Company
14%
Financial Services Firm
13%
Manufacturing Company
9%
Government
7%
Computer Software Company
15%
Financial Services Firm
11%
Government
11%
Manufacturing Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What do you like most about PingSafe?
The dashboard gives me an overview of all the things happening in the product, making it one of the tool's best featu...
What is your experience regarding pricing and costs for PingSafe?
It is cost-effective compared to other solutions in the market.
What needs improvement with PingSafe?
SentinelOne Singularity Cloud Security is an excellent CSPM tool, but its CWPP features need improvement, and there i...
How is Prisma Cloud vs Azure Security Center for security?
Azure Security Center is very easy to use, integrates well, and gives very good visibility on what is happening acros...
What do you like most about Microsoft Defender for Cloud?
The entire Defender Suite is tightly coupled, integrated, and collaborative.
What is your experience regarding pricing and costs for Microsoft Defender for Cloud?
The cost is generally reasonable. Microsoft Defender for Cloud Plan 2 costs $15 per server, per month. For a normal c...
What do you like most about Tenable Cloud Security?
The solution’s vulnerability management feature has helped us identify and mitigate risks well.
What needs improvement with Tenable Cloud Security?
Another team uses the tool. Tenable acquired Ermetic. I think Tenable has features, stays up to date, and upgrades ev...
What is your primary use case for Tenable Cloud Security?
Right now, I use Tenable as CNAPP, and it is good for the product as it offers enhanced security to users. We did use...
 

Also Known As

PingSafe
Microsoft Azure Security Center, Azure Security Center, Microsoft ASC, Azure Defender
Ermetic, Ermetic Identity Governance for AWS
 

Interactive Demo

Demo not available
Demo not available
 

Overview

 

Sample Customers

Information Not Available
Microsoft Defender for Cloud is trusted by companies such as ASOS, Vatenfall, SWC Technology Partners, and more.
Tyler Technologies, Bilfinger, BarkBox, MongoDB, airSlate, Adama, Latch, Cloudinary, Riskified, AppsFlyer, IntelyCare, Aidoc, 42Dot, and more.
Find out what your peers are saying about Microsoft Defender for Cloud vs. Tenable Cloud Security and other solutions. Updated: April 2025.
849,686 professionals have used our research since 2012.