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Microsoft Defender for Cloud Apps vs Trend Micro Deep Discovery comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Dec 1, 2024

Review summaries and opinions

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

ROI

Sentiment score
7.0
Microsoft Defender for Cloud Apps enhances security and efficiency, offering significant ROI with up to 60% savings and streamlined operations.
Sentiment score
6.7
Trend Micro Deep Discovery enhances threat visibility and detection, effectively preventing substantial losses from ransomware, spam, and phishing.
The biggest return on investment so far has been visibility, knowing what we have in our environment.
Cloud and data protection engineer at a university with 10,001+ employees
As a small team, Microsoft Defender for Cloud Apps allowed us to manage systems with just one or two people.
Manager, Information Technology Security Compliance at a manufacturing company with 201-500 employees
We have at least saved the costs we had from the Netskope solution this year.
Security and Continuity Manager at Rolinco NV
 

Customer Service

Sentiment score
6.4
Microsoft Defender for Cloud Apps support is praised for its responsiveness, though some users experience delays and resource access challenges.
Sentiment score
6.6
Trend Micro Deep Discovery support is praised for responsiveness and effectiveness, with some users noting a need for quicker responses.
Their customer service is pretty good, but it's frustrating to go through three or four channels before reaching the right person.
Cloud and data protection engineer at a university with 10,001+ employees
The support is excellent, and the speed of response is commendable.
Solutions Architect at a university with 51-200 employees
There were instances where the engineers were knowledgeable and helpful, but at other times it felt like a ping pong game, with unnecessary transfers until the right person was found.
Manager, Information Technology Security Compliance at a manufacturing company with 201-500 employees
If I were to rate them from 0 to 10, I would give them a nine or a ten.
Senior IT Security Engineer at a financial services firm with 5,001-10,000 employees
 

Scalability Issues

Sentiment score
7.4
Microsoft Defender for Cloud Apps offers scalable, seamless integration, and reliable management for organizations of all sizes and environments.
Sentiment score
7.4
Trend Micro Deep Discovery is scalable but may face limitations due to network design, integration costs, and organizational needs.
For what I know about the log collector and how much data it can take in, it is super scalable and capable of handling high workloads.
Cloud and data protection engineer at a university with 10,001+ employees
Microsoft Defender for Cloud Apps is very scalable, provided you have the right subscription.
Solutions Architect at a university with 51-200 employees
In my experience, Microsoft Defender for Cloud Apps is good enough for small to medium businesses.
Manager, Information Technology Security Compliance at a manufacturing company with 201-500 employees
If the appliance supports scalability, Trend Micro support will inform us, and we can implement it without replacing the hardware.
Senior IT Security Engineer at a financial services firm with 5,001-10,000 employees
 

Stability Issues

Sentiment score
8.0
Microsoft Defender for Cloud Apps is highly stable, reliable, and maintains performance with minor, swiftly resolved incidents.
Sentiment score
8.3
Trend Micro Deep Discovery is praised for stability and performance, with users appreciating its threat intelligence and consistent updates.
I would rate it a ten because I have not experienced any stability issues so far with Defender for Cloud Apps.
Head of Security Operations at a computer software company with 51-200 employees
I would assess the stability and reliability of Microsoft Defender for Cloud Apps as stable
Network Engineer at Apexon
My impression on the stability and reliability of Microsoft Defender for Cloud Apps is that it is very stable.
Security and Continuity Manager at Rolinco NV
The product updates and security updates are kept current, allowing us seamless integration with Trend Micro and getting daily updates and signatures without problems.
Senior IT Security Engineer at a financial services firm with 5,001-10,000 employees
 

Room For Improvement

Microsoft Defender for Cloud Apps seeks enhanced pricing, integration, user interface, automation, and multi-cloud support, while improving insights and management.
Trend Micro Deep Discovery needs better integration, user-friendliness, scalability, pricing, support, speed, and IT infrastructure compatibility.
For data loss prevention, it would be useful to be able to drill down into the kind of data being transferred over CloudApp.
Head of Security Operations at a computer software company with 51-200 employees
Defender typically connects to Entra ID, but we have local users on the cloud for database access, SSH, or RDS, and there is nothing produced by Defender regarding those local IAM users.
Network Engineer at Apexon
Microsoft Defender for Cloud Apps would benefit if Microsoft allows users to fine-tune false positives, enabling us to dismiss alerts or make adjustments so that such things don't trigger multiple times in the future.
Security delivery analyst at a tech vendor with 10,001+ employees
We have multiple components such as Deep Discovery Email Inspector for mail gateways, Deep Discovery Analyzer for sandboxing, and Deep Discovery Inspector, which serves as an IDS detecting malicious network traffic.
Senior IT Security Engineer at a financial services firm with 5,001-10,000 employees
The solution is not scalable as it is an agent product rather than a product designed for scalability.
Owner at Darcom
 

Setup Cost

Microsoft Defender for Cloud Apps is seen as cost-effective for enterprises within Microsoft ecosystems, despite standalone pricing concerns.
Trend Micro Deep Discovery pricing varies with requirements, seen as reasonable for advanced features but higher than standard antivirus.
The pricing for Microsoft Defender for Cloud Apps is acceptable.
Solutions Architect at a university with 51-200 employees
My organization is currently revisiting pricing, but previously, the cost was a bit expensive, yet comparable to other solutions with similar functionalities and features.
Manager, Information Technology Security Compliance at a manufacturing company with 201-500 employees
It's not the cheapest, but also not the most expensive, placing it in the mid-level range.
IT Architect at a logistics company with 10,001+ employees
I do not consider it an expensive tool; its price is justified based on the capabilities that we receive when compared to another mail gateway or other vendors.
Senior IT Security Engineer at a financial services firm with 5,001-10,000 employees
The solution is very expensive.
Owner at Darcom
 

Valuable Features

Microsoft Defender for Cloud Apps integrates well, offering threat detection, management ease, shadow IT discovery, and robust security enhancements.
Trend Micro Deep Discovery provides intuitive installation, strong threat detection, and comprehensive visibility, enhancing security across multiple platforms with responsive support.
It provides excellent suggestions and options for configuration; for example, it can track suspicious files getting uploaded to cloud resources on Azure based on their signatures, generating alerts for those files.
Security delivery analyst at a tech vendor with 10,001+ employees
The product recommends things that need to be blocked and allows for dynamic configuration, which cuts down on potential issues that might arise from going through lists and understanding what needs to be blocked.
Partner & Chief Executive Officer at a consultancy with 51-200 employees
The ability to sanction unsanctioned apps using Secure Score benchmarking, included in Cloud, is also beneficial.
Head of Security Operations at a computer software company with 51-200 employees
The most valuable capabilities of Trend Micro Deep Discovery Email Inspector include its ability to perform mail detection and mail filtration against various email attacks such as phishing and spam, serving as an email gateway for both inbound and outbound traffic.
Senior IT Security Engineer at a financial services firm with 5,001-10,000 employees
This solution allows us to see anomalies, network traffic in our network, and zero-day threats.
Owner at Darcom
 

Categories and Ranking

Microsoft Defender for Clou...
Ranking in Advanced Threat Protection (ATP)
14th
Average Rating
8.4
Reviews Sentiment
7.1
Number of Reviews
42
Ranking in other categories
Cloud Access Security Brokers (CASB) (4th), Microsoft Security Suite (12th)
Trend Micro Deep Discovery
Ranking in Advanced Threat Protection (ATP)
17th
Average Rating
8.4
Reviews Sentiment
6.9
Number of Reviews
28
Ranking in other categories
Intrusion Detection and Prevention Software (IDPS) (6th), Network Detection and Response (NDR) (8th)
 

Mindshare comparison

As of January 2026, in the Advanced Threat Protection (ATP) category, the mindshare of Microsoft Defender for Cloud Apps is 1.8%, up from 1.1% compared to the previous year. The mindshare of Trend Micro Deep Discovery is 2.0%, up from 1.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Advanced Threat Protection (ATP) Market Share Distribution
ProductMarket Share (%)
Microsoft Defender for Cloud Apps1.8%
Trend Micro Deep Discovery2.0%
Other96.2%
Advanced Threat Protection (ATP)
 

Featured Reviews

FV
Security and Continuity Manager at Rolinco NV
Deployment has been seamless with insightful data categorization and enhanced control
The features of Microsoft Defender for Cloud Apps that I have found most valuable include the overall portal view, with bubble graphs which give us insight into what goes where in the categorization, nowadays with Generative AI but all kinds of categorization, collaboration, etc. That central view of the portal is very useful for us. The impact of Microsoft Defender for Cloud Apps on our organization's ability to assess and manage app related risks has been significant because we have more visibility. Therefore, we can add more control, and we have already done so. This was not possible in the old solution, in the old CASB solution with Netskope. We now can see on the spot, and we do that almost weekly, what the end users are utilizing, which cloud providers or cloud apps they're using. The visibility into OAuth apps provided by Microsoft Defender for Cloud Apps is very good. The visibility into risk and risk management of our organization's Generative AI apps is very nice, as you can choose the category Generative AI and then see exactly what traffic has been going to and from Generative AI in the cloud. This makes us very insightful on what is used within the company. We have some policies on blocking specific Generative AI, and we use within our company one particular AI part, which is CoPilot of Microsoft. In this way, we can see what the end users are using other than CoPilot, and that makes us more in control. The effectiveness of the integration of Microsoft Defender for Cloud Apps with Defender XDR and defending against SaaS attacks is very intuitive. It works immediately if we create a new policy or in Purview or in Microsoft Defender for Cloud Apps, or when we make an app unsanctioned by blocking it, then it is almost immediately, or at least within a couple of hours, effective on all the endpoints where the EDR is running. This gives us much better control over things than before.
reviewer2266119 - PeerSpot reviewer
Senior IT Security Engineer at a financial services firm with 5,001-10,000 employees
Has improved email security through advanced filtration and timely threat detection
I work with Trend Micro Apex One. I have used the Deep Discovery's Sandbox analysis feature, and we utilize another appliance known as Deep Discovery Analyzer, abbreviated as DDA. This tool makes analysis for URLs and attachments contained in inbound emails, so whenever we receive an email with a URL or attachment, it will be analyzed by Trend Micro Deep Discovery Analyzer. In evaluating Deep Discovery's real-time visibility on network traffic, it is important to note that we applied our Deep Discovery Analyzer for Trend Micro to conduct sandboxing specifically for email channels only, and we do not utilize it for network channels. For network channel sandboxing, we use a solution called FortiAnalyzer, which belongs to another team called network security. I assess Deep Discovery's effectiveness in identifying sophisticated attack patterns by looking at how it handles high traffic loads, and how effectively it can use its instances and images to analyze numerous URLs and attachments simultaneously. Additionally, I evaluate its ability to maintain round-robin or load balancing across different analyses without leaving samples queued for analysis. The performance is critical when the product updates for signatures are up-to-date, as this aids in the detection and classification of URLs and attachments without delay in the analysis process. On a scale of one to ten, I rate Trend Micro Deep Discovery a nine.
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Top Industries

By visitors reading reviews
Computer Software Company
12%
Financial Services Firm
11%
Manufacturing Company
9%
Government
7%
Computer Software Company
12%
Financial Services Firm
8%
Healthcare Company
7%
Manufacturing Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business15
Midsize Enterprise10
Large Enterprise19
By reviewers
Company SizeCount
Small Business15
Midsize Enterprise6
Large Enterprise9
 

Questions from the Community

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 do you like most about Microsoft Cloud App Security?
It does a great job of monitoring and maintaining a security baseline. For us, that is a key element. The notifications are pretty good.
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 do you like most about Trend Micro Deep Discovery?
The tool's most valuable feature is its collaboration with other products. Integrating with other security products was simple and easy.
What needs improvement with Trend Micro Deep Discovery?
Server Protect is not commonly used. When considering the Sandbox feature, it only inspects small files, and not all types of files are supported. The solution is very expensive. The solution is no...
 

Also Known As

MS Cloud App Security, Microsoft Cloud App Security
Trend Micro Deep Discovery Inspector, Trend Micro Deep Discovery Analyzer
 

Overview

 

Sample Customers

Customers for Microsoft Defender for Cloud Apps include Accenture, St. Luke’s University Health Network, Ansell, and Nakilat.
Allied Telesis, Atma Jaya Catholic University of Indonesia, Babou, Blekinge County Council, Delacour, Hiroshima Prefectural Government, Live Nation Entertainment Inc., Mazda Motor Logistics Europe, McGill University Health Centre, Mikuni Corporation, OKWAVE, Sinar Mas Land, SWICA, UTOC Corporation
Find out what your peers are saying about Microsoft Defender for Cloud Apps vs. Trend Micro Deep Discovery and other solutions. Updated: December 2025.
879,422 professionals have used our research since 2012.