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Microsoft Defender for IoT vs Microsoft Purview Information Protection 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 for IoT
Ranking in Microsoft Security Suite
27th
Average Rating
7.4
Reviews Sentiment
6.6
Number of Reviews
5
Ranking in other categories
IoT Security (5th), Operational Technology (OT) Security (6th)
Microsoft Purview Informati...
Ranking in Microsoft Security Suite
13th
Average Rating
8.0
Reviews Sentiment
6.8
Number of Reviews
14
Ranking in other categories
Data Governance (5th), Data Privacy Management Software (2nd)
 

Mindshare comparison

As of July 2025, in the Microsoft Security Suite category, the mindshare of Microsoft Defender for IoT is 0.4%, up from 0.2% compared to the previous year. The mindshare of Microsoft Purview Information Protection is 1.2%, down from 1.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Microsoft Security Suite
 

Featured Reviews

William Tuleja - PeerSpot reviewer
Integration with existing tools boosts management efficiency
The only improvement I see is that some detection explanations are vaguely provided by Microsoft, resulting in generic IoT detections that alert me to an issue yet don't specify what's wrong. Often, it just links back to a generic KB article without additional information. When it happens, it requires extra detective work. This issue doesn't occur often but can be annoying.
Abhi T - PeerSpot reviewer
Achieve comprehensive data protection with reliable performance and room for enhanced discovery accuracy
The product is still in a growing phase. I could see that many use cases in their product are not capable enough in terms of detecting or protecting. Compared to other products, they are in the middle of bringing their solution up to the mark, so it is not a full-grown solution. They have to get more accurate results in terms of data discovery and classification. The second thing is their support; support from Microsoft takes a lot of time to get a response from their support team. The third thing is their OCR capability is not that great in terms of identifying the documents. We would love to see response times of less than 24 hours. Additionally, there is no way to check the policy's current status in terms of whether it got synced or not. You have to wait and test the use cases after 24 hours or after 48 hours, and once it starts working, then it appears the policy got implemented.

Quotes from Members

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

Pros

"I find Microsoft Defender very effective in vulnerability management and it provides good attack reduction, making it a next-generation protection solution."
"The graphics and analysis in Microsoft Defender for IoT are very representative."
"Some advantages of Microsoft Defender for IoT are that it's easy to install on any OS, and you can create any custom use cases easily."
"I believe it is best suited for cloud services and is unmatched by other cloud security solutions."
"As a cybersecurity consultant, the best part of Microsoft Defender for IoT is the capability to integrate with other tools such as Microsoft Sentinel and receive real-time alerts from the product."
"It is manageable and integrates with other Microsoft products, which is crucial for me."
"Mainly, it is manageable and integrates with other Microsoft products, which is crucial for me."
"I created training materials for end users on applying different labels, explaining their purposes, and providing examples. This was crucial since end users would apply the labels in different protection scenarios. The implementation helped the organization in several ways."
"The simplicity of the way we can configure the DLP rules in Microsoft Purview Information Protection is good."
"The UI is user-friendly, and I have observed that it improves further each year."
"We use the solution for our customers' services. It helps identify and protect sensitive data in documents, PDFs, emails, and Teams chats to prevent data leakage. It can detect and block emails containing credit card information sent outside the organization."
"The user interface is nice and it's very user-friendly on that front."
"I recommend Microsoft Purview Information Protection for organizations using the Microsoft ecosystem."
"Purview saves customers time by offering them a quick way to assess a situation and insights into how to improve."
"The features my clients request most are sensitivity labels and data loss prevention. Additionally, I am trying to interest them in risk management and insider risk management, although those features are considered more advanced."
 

Cons

"The only improvement I see is that some detection explanations are vaguely provided by Microsoft, resulting in generic IoT detections that alert me to an issue yet don't specify what's wrong."
"Microsoft Defender for IoT is not scalable. If you want to monitor another industrial network, you need an additional server, making it less scalable."
"There are a few limitations with Microsoft Defender for IoT. We raised concerns with the product team because they don't capture all the information regarding command execution or processes executed on certain endpoints."
"The only improvement I see is that some detection explanations are vaguely provided by Microsoft, resulting in generic IoT detections that alert me to an issue yet don't specify what's wrong."
"The primary area that needs improvement is compatibility with the latest IoT technologies."
"Customer service and support from Microsoft are costly. The execution by engineers is expensive, and the service is neither free nor toll-free, making it less accessible for customers."
"The documentation for Microsoft Defender for IoT is lacking. There are no clear steps or guidance, and updates are frequent, which adds to the confusion."
"I would evaluate Microsoft's customer support for Microsoft Purview Information Protection as not satisfactory. I'm not happy with Microsoft's customer support."
"During the initial setup, I found the lack of policy segregation at the sub-site level for DLP policies to be a challenge."
"My experience with the customer service and support of Microsoft is around five out of ten. The response time is slow, and they take multiple sessions for diagnosing issues."
"There should be more training and communication regarding new features. I may be missing those communications, but it often seems like changes happen in the Purview portal without notice. Having a roadmap or updates about new releases would be helpful for demonstrating to clients. If things are constantly changing, I sometimes look silly when I log in, and things have moved or changed."
"I rate Microsoft support six out of 10. Response times are a challenge. It's hard to be an ambassador for a product when you know it will be hard to get support."
"Scalability is affected by the time it takes to update policies."
"The communication around Microsoft product names and functionalities can be confusing, like when they combined Office 365 Risk and Compliance with Azure Purview. Then, they added Purview Hub to Fabric, and people thought Purview Hub would do data lineages, but it didn't. It isn't full-fledged Purview. It's just one feature set."
"Microsoft customer service is hit or miss. Sometimes, I get a fast and knowledgeable response, while other times, I've experienced delays and received no resolution."
 

Pricing and Cost Advice

Information not available
"The product is affordable, and our clients agree. Sensitivity labels come with the MIP license at an additional $2 a month per user, an excellent deal for auto-labeling capabilities."
"The tool's pricing is fairly low, less than 100,000 for a year."
"Initially, Purview's cost seemed quite high because it was for personal use. I was scanning a tiny tenant and thinking, "If I extrapolate this to an enterprise-scale tenant, it will be quite costly." However, I talked to people who had compared it to other products on the market, and they're spending five figures to get started. At least, Purview has a free trial, so you can try some of the features early on."
"The pricing and setup costs are transferred to my clients, who find it affordable and are satisfied with what they receive."
"The tool's pricing is not a problem for customers because they often purchase it as part of a bundle. With an E5 license, for example, users get access to the entire functionality. This is one of the main reasons why many customers are choosing Microsoft."
"The price is determined by the enterprise licensing, either the E3 or E5 licensing or the EMS plus security and other feature licensing."
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Top Industries

By visitors reading reviews
Computer Software Company
18%
Manufacturing Company
14%
Energy/Utilities Company
10%
Financial Services Firm
5%
Financial Services Firm
19%
Computer Software Company
12%
Retailer
7%
Government
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
 

Questions from the Community

What needs improvement with Microsoft Defender for IoT?
I don't think I have any recommendation on improvements for Microsoft Defender for IoT because we don't use it too extensively. There are a few limitations with Microsoft Defender for IoT. We raise...
What is your primary use case for Microsoft Defender for IoT?
Clients mainly use Microsoft Defender for IoT for unfamiliar sign-in attempts and Microsoft Defender EDRs. We are using use cases for unfamiliar sign-in and malicious activity, such as user sign-in...
What do you like most about Microsoft Purview Information Protection?
It ensures that sensitive data is automatically safeguarded, even for email attachments, regardless of the user or device.
What is your experience regarding pricing and costs for Microsoft Purview Information Protection?
The pricing is not very high and is considered fine. Microsoft offers different licensing options. AIP Plan 2 is used for critical users. The AIP is included in the business standard license for cl...
What needs improvement with Microsoft Purview Information Protection?
I am concerned about its accuracy levels. Sometimes it throws a lot of false positives. Microsoft Purview Information Protection needs to increase effectiveness and ensure compatibility. Effectiven...
 

Also Known As

Azure Defender for IoT
Microsoft Information Protection
 

Overview

Find out what your peers are saying about Microsoft Defender for IoT vs. Microsoft Purview Information Protection and other solutions. Updated: June 2025.
860,592 professionals have used our research since 2012.