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Microsoft Defender for Identity vs Microsoft Purview Insider Risk Management 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 Iden...
Ranking in Microsoft Security Suite
3rd
Average Rating
8.8
Reviews Sentiment
6.9
Number of Reviews
26
Ranking in other categories
Advanced Threat Protection (ATP) (5th), Identity Threat Detection and Response (ITDR) (3rd)
Microsoft Purview Insider R...
Ranking in Microsoft Security Suite
29th
Average Rating
8.0
Reviews Sentiment
5.4
Number of Reviews
4
Ranking in other categories
Insider Risk Management (2nd)
 

Mindshare comparison

As of October 2025, in the Microsoft Security Suite category, the mindshare of Microsoft Defender for Identity is 6.5%, down from 7.6% compared to the previous year. The mindshare of Microsoft Purview Insider Risk Management is 1.9%, up from 0.4% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Microsoft Security Suite Market Share Distribution
ProductMarket Share (%)
Microsoft Defender for Identity6.5%
Microsoft Purview Insider Risk Management1.9%
Other91.6%
Microsoft Security Suite
 

Featured Reviews

Peter Arabomen - PeerSpot reviewer
Has supported hybrid identity management while integrating well with cloud directory services
The only challenge I have with Microsoft Defender for Identity is the latency. I may not put that entirely on Microsoft, because latency could be network related. At times when trying to authenticate, the prompt is delayed. We tried implementing passwordless authentication, especially for on-premises workloads, but we haven't been able to achieve that. Passwordless authentication is part of the identity functionalities, particularly when it comes to enforcing passwordless for on-premises workloads. In terms of improvements, you can't create OUs on Azure AD. Regarding giving users privileges on what they can do across different OUs, I haven't seen that feature on Microsoft Defender for Identity. Microsoft Defender for Identity needs to be able to plug into third-party applications that are not Microsoft. For instance, with a human resource application used to manage users and leave requests, when staff leaves the organization, they are first exited from that application before AD. Integration between Azure AD and third-party applications would allow automatic syncing when removing staff. The initial setup of Microsoft Defender for Identity is not hard. However, setup is one thing, and getting value from the application end-to-end is another. It can be set up and running from the first day but not functioning optimally. Initially, when we did the setup, it wasn't optimal. Over time, with continuous improvement, which we're still doing, we've gotten to a comfortable level, but there's still room for improvement.
Karthik Ekambaram - PeerSpot reviewer
Have consistently built secure internal environments while implementing compliance tools for diverse customer needs
The customizable alerts system needs improvement. The detection rules are not extensive enough. There should be more possibilities for creating alerts based on additional criteria. While rules can be customized, the available criteria for creating detection rules should be expanded. Microsoft's pricing is very expensive. The Business Premium offering should be extended to enterprise customers, as it's currently limited to 300 users. There should be a tier below E5 that includes Microsoft Purview and other features. Currently, E5 licensing costs approximately 6,000 INR per user per month including taxes. Competitive solutions offer similar functionality at about 50% of Microsoft's cost. Email DLP is included in Business Premium or P1 licenses, while P2 licenses cover endpoint DLP and additional channels. Microsoft should introduce an intermediate tier below E5 that covers all P1 licenses, as customers often need coverage across the entire M365 suite.

Quotes from Members

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

Pros

"It is easy to set up. Based on the number of devices you would like to set up, you can use scripts, Group Policy, etc. It takes five minutes to set up."
"I would rate Microsoft Defender for Identity at nine out of ten."
"One of our users had the same password for every personal and company account. That was a problem because she started receiving phishing emails that could compromise all of her accounts. Defender told us that the user was not changing their password."
"The most valuable features of Microsoft Defender for Identity include real-time information for threat detection, its inclusion of behavioral analytics, and vulnerability management."
"The solution’s alerting is fairly efficient."
"The most valuable feature is its hybrid artificial intelligence, which gathers forensic data to track and counteract security threats, much like the CSI series in effect."
"The feature I like the most about Defender for Identity is the entity tags. They give you the ability to identify sensitive accounts, devices, and groups. You also have honeytoken entities, which are devices that are identified as "bait" for fraudulent actors."
"Microsoft Defender for Identity provides excellent visibility into threats by leveraging real-time analytics and data intelligence."
"The best thing about Purview is that it's easy to integrate with our day-to-day environment. We have Active Directory, and Word and Excel. Using a third-party vendor and trying to integrate with our existing environment would be much more challenging."
"Insider Risk Management's graphing is highly specific and useful. You can see the last six months of data for the Microsoft tenant. You can easily find what you need. For example, you can filter for alerts about devices, emails, etc."
"The scoring mechanism is exceptional because it eliminates the need to reinvent criteria for identifying risks, misconfigurations, or vulnerabilities."
"Microsoft Purview Insider Risk Management was helpful in performing investigations after alerts were received."
 

Cons

"One improvement I would recommend is the integration of an admin application within Teams, allowing easy access to attack information on a mobile platform to promptly alert affected users and their friends."
"Fixing the solution isn't very seamless."
"When the data leaves the cloud, there are security issues."
"One potential area for improvement could be exploring flexibility in the installation of Microsoft Defender for Identity agents."
"We observe a lot of false positives. Sometimes, when we go for a coffee break, we lock our screens. Locking the screen has a separate Windows event ID and sometimes I see it is detected as a failed login."
"Defender for Identity gives us visibility, but we often get false positives from Azure that take us down the garden path. We go through 30 incidents each day and most of those are false positives or benign positive alerts. Occasionally, we get true positive alerts."
"Microsoft should look at what competing vendors like CrowdStrike and Broadcom are doing and incorporate those features into Sentinel and Defender. At the same time, I think the intelligence inside the product is improving fast. They should incorporate more zero-trust and hybrid trust approaches. They need to build up threat intelligence based on threats and methods used in attacks on other companies."
"The solution should provide more detailed data regarding anomaly detections."
"The user interface also isn't user-friendly. When we introduce Insider Risk Management to our clients, they often find it difficult to understand. There is too much information, and the UI is not scalable. Also, entry-level IT technicians are not always interested in learning something new. It should be clearer and easier to understand."
"Microsoft's pricing is very expensive. The Business Premium offering should be extended to enterprise customers, as it's currently limited to 300 users."
"For certain things, you need to install an agent. I understand it's for integrity, but if there could be a clientless solution for certain aspects, it would make life easier."
"The reporting capabilities sometimes leave a little to be desired. It could be improved in terms of producing reports to provide information to the C-suite or others."
 

Pricing and Cost Advice

"It is very affordable considering that other SIEM solutions are much more expensive and have many more licensing restrictions and fees."
"The product is costly, and we had multiple discussions with accounting to receive a discounted rate. However, on the open market, the tool is expensive."
"Defender for Identity is a little more expensive than other Microsoft products. Identity and Microsoft Defender for Cloud are both a bit costly."
"You won't be able to change your tenants from where you deploy them. For example, if you select Canada, they will charge you based on Canadian pricing. If you are also in London, when you deploy in Canada, the pound is higher than Canadian dollars, but your platform resources are billable in Canadian dollars. Using your pounds to pay for any of these things will be cheaper. Or, if you deploy in London, they will charge you based on your local currency."
"Microsoft Defender for Identity comes as part of the Microsoft E5 licensing stack."
Information not available
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Top Industries

By visitors reading reviews
Computer Software Company
15%
Financial Services Firm
12%
Manufacturing Company
8%
Comms Service Provider
7%
Computer Software Company
37%
Financial Services Firm
8%
Manufacturing Company
6%
Comms Service Provider
5%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business7
Midsize Enterprise3
Large Enterprise14
No data available
 

Questions from the Community

What do you like most about Microsoft Defender for Identity?
Microsoft Defender for Identity provides excellent visibility into threats by leveraging real-time analytics and data intelligence.
What needs improvement with Microsoft Defender for Identity?
The only challenge I have with Microsoft Defender for Identity is the latency. I may not put that entirely on Microsoft, because latency could be network related. At times when trying to authentica...
What is your primary use case for Microsoft Defender for Identity?
I've used Microsoft Defender for Identity primarily for provisioning users on Azure AD and Microsoft authentication. For hybrid scenarios, I integrate on-premises AD to Azure AD. We use AD Connect ...
What needs improvement with Microsoft Purview Insider Risk Management?
The reporting capabilities sometimes leave a little to be desired. It could be improved in terms of producing reports to provide information to the C-suite or others.
What is your primary use case for Microsoft Purview Insider Risk Management?
The primary use case for Microsoft Purview Insider Risk Management was data loss prevention. This was my main objective.
What advice do you have for others considering Microsoft Purview Insider Risk Management?
I would recommend Microsoft Purview Insider Risk Management to others. I would rate the overall solution as a nine.
 

Also Known As

Azure Advanced Threat Protection, Azure ATP, MS Defender for Identity
Microsoft Insider Risk Management
 

Overview

 

Sample Customers

Microsoft Defender for Identity is trusted by companies such as St. Luke’s University Health Network, Ansell, and more.
Information Not Available
Find out what your peers are saying about Microsoft Defender for Identity vs. Microsoft Purview Insider Risk Management and other solutions. Updated: September 2025.
868,759 professionals have used our research since 2012.