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Microsoft Defender External Attack Surface Management vs Microsoft Defender for Cloud Apps 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

Microsoft Defender External...
Ranking in Microsoft Security Suite
33rd
Average Rating
7.6
Reviews Sentiment
6.0
Number of Reviews
2
Ranking in other categories
Attack Surface Management (ASM) (15th)
Microsoft Defender for Clou...
Ranking in Microsoft Security Suite
8th
Average Rating
8.4
Reviews Sentiment
7.1
Number of Reviews
42
Ranking in other categories
Cloud Access Security Brokers (CASB) (5th), Advanced Threat Protection (ATP) (16th)
 

Mindshare comparison

As of August 2026, in the Microsoft Security Suite category, the mindshare of Microsoft Defender External Attack Surface Management is 1.3%, up from 0.3% compared to the previous year. The mindshare of Microsoft Defender for Cloud Apps is 3.7%, up from 3.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Microsoft Security Suite Mindshare Distribution
ProductMindshare (%)
Microsoft Defender for Cloud Apps3.7%
Microsoft Defender External Attack Surface Management1.3%
Other95.0%
Microsoft Security Suite
 

Featured Reviews

AndyChan3 - PeerSpot reviewer
General manager at a tech services company with 201-500 employees
Enhanced visibility and exposes vulnerabilities but needs more integration
I am currently in the pilot stage of implementing Microsoft External Attack Surface Management (EASM). My organization is transitioning to a comprehensive track of Microsoft solutions, and we will move to full-scale production in another year, maybe Microsoft External Attack Surface Management…
Abdulrahman Muhammadi - PeerSpot reviewer
information Security and IT Manager at Discover Dollar Technologies Pvt Ltd.
Integration with existing cloud workflows has simplified compliance and threat detection
Licensing cost is a significant concern. With Defender Plan 1, Microsoft Defender for Cloud Apps comes with a pay-per-use model. Each feature has its own pricing when activated on VMs. For example, the vulnerability assessment has separate pricing, the base model including encryptions has separate pricing, and the compliance features have separate pricing. This applies to each VM and Azure resource individually. It is not straightforward where you can take one license and apply it to everything. Each feature has its own pricing model which can be tedious, as the costs keep accumulating. The only lacking feature currently is XDR (extended detection and response). Apart from that, I have only positive experiences with the whole Microsoft suite, except for the pricing structure.

Quotes from Members

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

Pros

"Microsoft External Attack Surface Management helps improve the visibility of my exposed vulnerabilities and provides an overview of my security posture across the globe."
"It seems to be better at protecting from cyberattacks."
"The discovery function and the discovery catalog are really valuable, and the ability to sanction unsanctioned apps using Secure Score benchmarking, included in Cloud, enhances the organization by helping to manage and control cloud app usage effectively."
"The favorite feature of Microsoft Defender for Cloud Apps is the categorical blocking capability, which appears to be fed from Microsoft Security Intelligence feeds that seem to be better than other solutions and allows for dynamic configuration, cutting down on potential issues from manually managing block lists."
"On-demand scanning is the most valuable feature. In addition, it's a fairly fluid product. It syncs back to the cloud and provides metrics. It's pretty intelligent."
"The most valuable feature of Microsoft Defender for Cloud Apps is that we are primarily using only the Defender for Cloud on the Azure Cloud."
"I like the web GUI/the management interface, and I also like the security of Microsoft because, as compared to other manufacturers, it's less complex and easy to understand and work with."
"The solution is helping a lot; we get very detailed reporting on security that really shows what users are doing, including what they've opened, what they're sharing, downloading, viewing, and when they are logging in."
"We have seen a 35% to 45% cost reduction with this solution."
"The integration within the entire Defender suite is highly valuable because it allows for communication between different components and offers pretty decent correlations."
 

Cons

"Further integration across different Microsoft products would be an improvement."
"With Microsoft, support is always crazy, it's not easy to get support."
"The integration is not as seamless compared to competitors like Palo Alto."
"There could be more granular roles that are out of the box included in the product."
"It is a little bit expensive. When you want to have the complete package with Office 365, Defender, and everything else, it is expensive."
"I would like for it to be available on Mac and for it to support all of the features of Microsoft financing products. It is really for Windows."
"Sometimes the support is actually lacking."
"I believe it's only set to be integrated with Microsoft Defender for identity and identity protection. I would like to see it available for use with something like Office 365 Defender. I don't think it's integrated with that yet."
"They need to improve the attack surface reduction (ASR) rules."
"Microsoft Defender for Cloud Apps' initial setup was quite technical but we were prepared. The time of the implementation depends on the job and how many users are being set up."
"We sometimes get errors when we create policies, which is somewhat annoying because some policies stop working due to misconfigurations. We find this challenging because it limits our options for troubleshooting an issue."
 

Pricing and Cost Advice

Information not available
"Where we are right now, this is an acceptable pricing. I would like to see more transparency given to the end user. The end user given to us is via the cloud service provider. There are different programs and license models. Some include this, and some include that. It is all over the place. There can be a little more consistency or simplification in the pricing so that your parts list is not ten pages long, and you are not trying to determine, "If I have an E3, does this cover that?", or "Do I need to pay separately for the license?" Simplification would probably be better."
"The pricing is a little bit high but right now, we are okay with it because of the compatibility with Office 365, Teams, and Azure AD."
"It has pretty good pricing."
"The pricing is in the middle. It isn't too cheap or expensive compared to other antivirus or security products. It is priced according to industry standards."
"The E5 license offers everything bundled. People are moving to Microsoft because you buy one license and it gives you everything."
"Microsoft offers bundle discounts and a pay-as-you-go option."
"We have an educational licensing agreement. It's a customer agreement for multiple years."
"It has fair pricing. You pay for what you get. As far as I know, there are no costs in addition to the standard licensing fee."
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Top Industries

By visitors reading reviews
Outsourcing Company
11%
Computer Software Company
11%
Financial Services Firm
9%
Comms Service Provider
6%
Financial Services Firm
12%
Manufacturing Company
8%
Computer Software Company
8%
Comms Service Provider
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
By reviewers
Company SizeCount
Small Business15
Midsize Enterprise13
Large Enterprise19
 

Questions from the Community

What needs improvement with Microsoft Defender External Attack Surface Management?
Further integration across different Microsoft products would be an improvement. Introduction of more AI automation into the products would also be beneficial. The integration is not as seamless co...
What is your primary use case for Microsoft Defender External Attack Surface Management?
I am currently in the pilot stage of implementing Microsoft External Attack Surface Management (EASM). My organization is transitioning to a comprehensive track of Microsoft solutions, and we will ...
Which is the better security solution - Cisco Umbrella or Microsoft Cloud App Security?
Cisco Umbrella is an integral component of the Cisco SASE architecture. It integrates security in a single, cloud-native solution, unifying multiple features like DNS-layer security, threat intelli...
What is your experience regarding pricing and costs for Microsoft Cloud App Security?
At the time of implementation, when the size of our organization was small, it was a more affordable product. Since all our productivity applications were on O365, Microsoft Defender for Cloud Apps...
What needs improvement with Microsoft Cloud App Security?
The fidelity of the signal in Microsoft Defender for Cloud Apps has been a challenge in some areas. There have been instances where the alerts generated have been false positives. A lot of work has...
 

Also Known As

No data available
MS Cloud App Security, Microsoft Cloud App Security
 

Overview

 

Sample Customers

Information Not Available
Customers for Microsoft Defender for Cloud Apps include Accenture, St. Luke’s University Health Network, Ansell, and Nakilat.
Find out what your peers are saying about Microsoft Defender External Attack Surface Management vs. Microsoft Defender for Cloud Apps and other solutions. Updated: June 2026.
909,679 professionals have used our research since 2012.