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Cisco Umbrella vs Microsoft Defender for Cloud Apps comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Dec 28, 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

iboss
Sponsored
Ranking in Cloud Access Security Brokers (CASB)
7th
Average Rating
8.4
Reviews Sentiment
7.1
Number of Reviews
19
Ranking in other categories
Secure Web Gateways (SWG) (5th), Internet Security (3rd), Web Content Filtering (1st), ZTNA as a Service (7th), Secure Access Service Edge (SASE) (8th)
Cisco Umbrella
Ranking in Cloud Access Security Brokers (CASB)
2nd
Average Rating
8.8
Reviews Sentiment
7.3
Number of Reviews
123
Ranking in other categories
Secure Web Gateways (SWG) (1st), Internet Security (1st), Domain Name System (DNS) Security (1st), Cisco Security Portfolio (2nd)
Microsoft Defender for Clou...
Ranking in Cloud Access Security Brokers (CASB)
5th
Average Rating
8.4
Reviews Sentiment
7.1
Number of Reviews
42
Ranking in other categories
Advanced Threat Protection (ATP) (14th), Microsoft Security Suite (11th)
 

Mindshare comparison

As of March 2026, in the Cloud Access Security Brokers (CASB) category, the mindshare of iboss is 2.7%, up from 1.8% compared to the previous year. The mindshare of Cisco Umbrella is 8.8%, down from 14.3% compared to the previous year. The mindshare of Microsoft Defender for Cloud Apps is 6.0%, down from 10.0% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Cloud Access Security Brokers (CASB) Mindshare Distribution
ProductMindshare (%)
Cisco Umbrella8.8%
Microsoft Defender for Cloud Apps6.0%
iboss2.7%
Other82.5%
Cloud Access Security Brokers (CASB)
 

Featured Reviews

reviewer2701851 - PeerSpot reviewer
Managing Director
Enhances web security with a single pane of glass and flexible deployment
I don't see any need for improvement; one of the really good things about iboss as a company is that they listen to customer feedback. I have suggested enhancements, and they are responsive, making changes for the better, and they do a lot of testing. To improve iboss, although we haven't used it, we considered the VPN solution that comes with the highest tier licensing, which includes DLP and various other add-ons. We prefer using another product which automatically logs you back onto your network when turning on your PC. With iboss, the connection is manual, which doesn't meet our needs. Additionally, sizing can be tricky because, although the initial recommendations may seem adequate, actual usage may require more gateways than anticipated.
BB
Senior Network Engineer at Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.
Ensures comprehensive protection with seamless threat logging and efficient policy management
My favorite feature of Cisco Umbrella is probably just the DNS and the fact that when a security threat happens, all of that gets logged in their Umbrella portal, and it's very easy to find who's been accessing the site and how many people have accessed it, so that we can go to them and make sure they're not compromised. The features of Cisco Umbrella benefit my company by providing less time to search for things through logs, to look for what we need. It's just one place to go, and we just search for it, and we find it really fast. The fact that there's a virtual database that has all that information is great on our portal.
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.

Quotes from Members

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

Pros

"This product is solid, fairly easy to use, and reliable."
"From a use-case scenario, what I like the most is the plug-in. I like the fact that we can do the filtering of these devices offsite independent of the network they are connected to, and we do not have to have traffic coming back inside our network."
"The solution has massively improved our security posture, giving us full visibility into what our staff does online."
"Valuable features: Within the filter: Controls (Web categories, applications, and Allow/Block list) and Network (local Subnets). Within the reporter: Logs (Event Log) and Reports."
"Content filtering is the most useful feature of iboss."
"The security aspect of the solution, particularly the malware behind it, is excellent. That's something that really helped us out. It's not just a simple proxy that just blocks the insights of potential threats that come on behind it. They do malware detection and that helps us a lot."
"iboss is easy to use despite its complexity. Multiple engineers manage it, but it's significantly more straightforward to administer than traditional VPNs and web proxies."
"iboss is among the few products providing inline filtering where no application is needed on the device. It operates on the network side and is not device-based. This feature was one of the main reasons why we stayed with them for so long."
"This product is very straightforward and simple to setup."
"It is a good cloud-based solution for DNS security."
"You can manage and create policies based on a group of users. It can permit some URLs and block others."
"It is user-friendly. It is easy to manage the solution."
"Cisco's Umbrella client product is superb, it worked so well for us and was easy to deploy."
"The most valuable feature of this solution is its reliability."
"The implementation is pretty easy."
"We immediately block impersonating users from accessing services over Cisco Umbrella-controlled devices."
"It is very easy to use, which is what we look for in these types of solutions."
"It has helped identify areas where we should improve, make changes to improve, the reason why we should make a change, and the impact of making the change."
"It does a great job of monitoring and maintaining a security baseline. For us, that is a key element. The notifications are pretty good."
"In Microsoft Defender for Cloud Apps, there is an option to enable files. Once you enable that, it will give you all the files in your organization and where they are located in the cloud... That feature is very useful for investigation purposes."
"The general usability of the solution is very straightforward."
"We have become more aware of what services our users are using, how often they are using them, and what data is being sent out of the organization and to which services. So, it is really a lot about visibility and helping us make decisions based on that. It drives some of our policy decisions for adding extra security controls."
"The solution does not affect a user's workflow."
"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."
 

Cons

"SSL decryption: We had issues with learners using apps instead of using web browsers."
"Its pricing could be better."
"One thing I would like to see differently with their Zero Trust platform is that some of the AI aspects related to high-risk activities have more false positives."
"Our biggest problem with their service was it did not recognize the device and filtering did not always work correctly."
"Sometimes when you call in support, you get someone who is just following a sheet. It feels like a runaround. You feel that you are running into that support wall."
"SSL decryption: We had issues with learners using apps instead of using web browsers. This type of encryption is tough for any appliance in a BYOD environment."
"Iboss is growing so fast that it is often hard for them to keep up with the challenges."
"The dashboards for local use could be better."
"I would like to see integration with SecurNX in the future."
"We would like them to add more features to Cisco Umbrella."
"All in all, I can not recommend OpenDNS as a one-size-fits-all solution for security and compliance, especially for larger organisations."
"In the next release, I would like to see the integration of VDI NSX with Cisco Umbrella."
"There are some situations where we would like to block things for specific user groups. I know that Umbrella does that, but it's not that easy.... when you want a specific task for specific rules and policies for user groups, you have to go three levels down in the menu, and it's hard to find where you do that task."
"We faced an issue regarding virtual appliances (VAs) during deployment. They could improve the quality and management of the virtual appliances offered right now."
"The channel of support needs improvement. It is not under normal Cisco support, and I cannot simply call for support."
"Their support should be improved. It is necessary that the support is efficient. It is not really easy to get a resolution for an issue from Cisco support. They should be faster and more efficient."
"An area of Microsoft Defender for Cloud Apps that needs to be improved or enhanced is the reporting function. In the beginning, there was a good reporting function which gave us a sort of monthly overview report. But that has gone away."
"Defender could integrate better with multi-cloud and hybrid environments. It requires some additional configuration to ingest data from non-Azure environments and integrate it with Sentinel."
"There have been instances where the alerts generated have been false positives."
"I would like to see them include more features in the older licenses. There are some features that are not available, such as preventing or analyzing cloud attacks."
"This service would be better if it had a separate license, only for this service, that could be used to track usage."
"A significant improvement I would like to see is the integration into a single pane of glass, which would allow me to view everything in one place rather than having to switch between different areas."
"I would prefer to have filtering options incorporated within the policies, enabling the solution to perform tasks beyond mere blocking or allowing."
"Defender for Cloud Apps could come with more configured policies out of the box. Also, integration could be easier. Integration is moderately difficult because Microsoft hasn't developed a solution that unifies device onboarding and management. You have to use Intune to manage devices and Defender for Endpoint to enforce policies. They need to fix their integration, but I believe they will straighten it out by the end of the year."
 

Pricing and Cost Advice

"We had the cost of purchasing a new appliance along with the implementation and licensing costs. However, the following year, the cost of just licensing was similar to what was paid the previous year for a new appliance along with the implementation and licensing costs."
"It is probably in line with other solutions, but I do not deal with the financial side."
"It is not expensive, and it is also not cheap. iboss is priced right in the sweet spot for the number of features it offers."
"The overall pricing for iboss is very competitive and transparent."
"It is expensive compared to one of its competitors."
"We have not priced the solution recently, but they were competitive with other vendors in the past."
"We were using the free version, and we implemented the paid version about two months ago. I'm paying a fair price, but everything is negotiable with Cisco. One of the benefits that I got by having Cisco Umbrella is the licensing of the Cisco AnyConnect VPN client."
"The price could be lower."
"We did a good negotiation, and at the moment, its price is fine."
"Cisco has a set price for a single license up to 100, but whenever we get over 100, we have to ask for a quote."
"The pricing is great and very competitive with the rest of the market."
"There are three models for licensing with different feature sets."
"I rate the tool's pricing a five out of ten."
"Licensing fees are paid on a yearly basis."
"The price could be better and should be reconsidered."
"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."
"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 cost could be improved when you need to pay for anything. For example, refreshing files takes time to load, though it may be my Internet. To improve the refresh time, Microsoft says that we need to pay for a Premium license, and I don't like paying for things that help make a solution better."
"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."
"This product is not expensive."
"We utilize the Microsoft E5 licensing, which encompasses the entire Microsoft suite; however, it is costly."
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Top Industries

By visitors reading reviews
Financial Services Firm
11%
Computer Software Company
9%
Manufacturing Company
9%
Comms Service Provider
6%
Computer Software Company
14%
Manufacturing Company
9%
Financial Services Firm
8%
Comms Service Provider
6%
Financial Services Firm
11%
Computer Software Company
10%
Manufacturing Company
8%
Government
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business6
Midsize Enterprise6
Large Enterprise6
By reviewers
Company SizeCount
Small Business50
Midsize Enterprise30
Large Enterprise51
By reviewers
Company SizeCount
Small Business15
Midsize Enterprise10
Large Enterprise19
 

Questions from the Community

What needs improvement with iboss?
For zero trust implementation, we encountered complexity issues, especially with a large infrastructure company Exxon...
What is your primary use case for iboss?
Previously when I used iboss, we did the POC for iboss for ExxonMobil. Four or five people wanted to move from our ol...
What is your experience regarding pricing and costs for iboss?
Regarding pricing, setup costs, and licensing, iboss is not cheap, and that's my only concern. There are cheaper alte...
Which is the better security solution - Cisco Umbrella or Zscaler?
Cisco Umbrella and Zscaler Internet Access are two broad-spectrum Internet security solutions that I have tried. Zs...
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-nat...
What is your experience regarding pricing and costs for Cisco Umbrella?
The pricing for Cisco Umbrella is fair compared to other platforms out there for DNS security. We acquired it as a bu...
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 a...
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 i...
What is your primary use case for Microsoft Cloud App Security?
Microsoft Defender for Cloud Apps is used for enforcing policies like bulk file download and bulk file upload. It is ...
 

Also Known As

iBoss Cloud Platform
OpenDNS
MS Cloud App Security, Microsoft Cloud App Security
 

Overview

 

Sample Customers

More than 4,000 global enterprises trust the iboss Cloud Platform to support their modern workforces, including a large number of Fortune 50 companies.
Chart Industries, City of Aspen, Eastern Mountain Sports, FLEXcon, George Washington University, Jackson Municipal Airport Authority, Ohio Public Library Information Network, PTC, Richland Community College, Smart Motors, Tulane University, VeriClaim
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 Cisco Umbrella vs. Microsoft Defender for Cloud Apps and other solutions. Updated: March 2026.
884,976 professionals have used our research since 2012.