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Cisco Duo vs Microsoft Sentillion eXpresso comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Mar 29, 2026

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

Cisco Duo
Ranking in Single Sign-On (SSO)
5th
Average Rating
8.8
Reviews Sentiment
6.9
Number of Reviews
160
Ranking in other categories
Authentication Systems (2nd), Access Management (5th), ZTNA as a Service (2nd), Cisco Security Portfolio (1st), Multi-Factor Authentication (MFA) (1st), AI Data Analysis (3rd)
Microsoft Sentillion eXpresso
Ranking in Single Sign-On (SSO)
25th
Average Rating
9.0
Reviews Sentiment
7.7
Number of Reviews
3
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of October 2026, in the Single Sign-On (SSO) category, the mindshare of Cisco Duo is 3.2%, down from 4.9% compared to the previous year. The mindshare of Microsoft Sentillion eXpresso is 1.4%, up from 0.7% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Single Sign-On (SSO) Mindshare Distribution
ProductMindshare (%)
Cisco Duo3.2%
Microsoft Sentillion eXpresso1.4%
Other95.4%
Single Sign-On (SSO)
 

Featured Reviews

Charles Slaustas - PeerSpot reviewer
Information Technology Contractor at Insight global
Supports seamless authentication for users across multiple organizations and personal portals
The features I use in Cisco Duo include Duo Pushes to confirm my identity to the device, and eventually as MFA security was increased, I actually had to use exchange passcodes. Sometimes, I have to go into the site and get into Cisco Duo to retrieve the passcode, and many of them have been two-factor, where the sites send a passcode that I have to enter into Cisco Duo. It has been more of the latter. I have not seen issues with lagging or crashing on Cisco Duo's end; it was usually on the client end, often because someone set up a bad upgrade or there were connection issues with the Cisco Duo cloud through the administrative site.
reviewer2133219 - PeerSpot reviewer
Information Technology Manager at a engineering company with 10,001+ employees
Offers robustness and ease of use
The product improves our organization's daily healthcare tasks since the use of the tool reduces a lot of support calls, and its users remember many passports that keep on changing. Writing down the passwords somewhere would compromise the security of the system. In our company, the product streamlines access to critical applications and makes it more secure. The management of the system becomes easy with the product. With the product, you can also decide on the strength of the policy you need for your environment. It also helps in the area of authentication credentials. With the product in place, users need to remember fewer passwords, which makes an organization's environment much more secure. The product has improved productivity in the sense that users are now able to manage the tool on their own without having to wait for IT support. IT teams also have to handle fewer support calls and can focus on more value addition in other areas. I recommend the product to others who plan to use it. I suggest that it is always better to use the product's SSO capabilities since it provides security. With SSO capabilities, if you can use multi-factor authentication, you can add a second layer of security to make your system safer and free from attacks. The product's integration capabilities with existing healthcare infrastructure are good. The secure access provided by the product has helped all the applications in our company where security is required. I rate the tool a nine out of ten.

Quotes from Members

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

Pros

"Cisco Duo has improved my operational efficiency and reduced costs in IT support, as we do not really hear anything from the end users unless it is not working for them, because it is really easy to use; they just get a pop-up, press the button, and that is all they are using it for."
"Cisco Duo has improved our operational efficiency and reduced costs in areas such as authentication, IT support, and security operations by enhancing our security workflows; pretty much everyone is using MFA at work, making it easy for us to see who is actually accessing our network and computers."
"Cisco Duo just works; that is the best feature."
"Cisco Duo's authentication means people cannot get into our network without the second step."
"What I appreciate most about Cisco Duo are the security features it brings to our network environment and machine access."
"Duo Security gives us an additional layer of security that would give us added confidence that our network will be less likely to get hacked, compromised, or otherwise."
"Cisco Duo is the added security layer in our overall identity and access management environment; it's the cornerstone of identity for us."
"The Verified Duo Push feature is valuable. It gives an extra level of security beyond just the regular push."
"The most valuable features of the solution are its ease of use and its robustness."
"Security is the best feature of Microsoft Azure Sentinel. It has its own base security. Our customers like that the security is available in Azure."
"The badge reader add-on that allows configuration where a doctor or nurse only has to enter the primary password once per shift is very helpful."
 

Cons

"An enhancement they might make is if they can log it to Splunk since they're big into Splunk. Instead of me having to go into that portal to look at things when someone is trying to log in and they forgot their password, I can look in and tell them they forgot their password or didn't respond to the prompt. That would be an improvement."
"The only issue I encountered was related to the expiration of Duo Unix versions below 2.0.3 on February 3rd."
"Cisco Duo can be improved with better ways to set users up. Currently, we might not be doing it perfectly as we're having them email in phone numbers to get them set up with Duo Mobile. I wish there was more of a self-service option than there is currently, at least to my understanding of Duo."
"I think the location accuracy could use a little improvement because it does not always show the exact location from which I am signing in."
"Duo was clearly purchased, and Cisco has a lot of other panels for their Firepower products, et cetera. They need to continue bringing it, Umbrella, and the endpoint pieces even more together and make the integration a little more seamless among all of them."
"Integration between Duo Security and FTDs needs improvement. Integrating Next Generation Firewall safety with Duo Security currently requires a proxy agent between Active Directory and the appliance. It's an additional factor that we need to think about. It would be great to have direct integration with FTD so that we don't have to worry about middleware products. For the rest of the Cisco Secure solutions, the APIs need improvement."
"The pricing for Cisco Duo is kind of okay, but most of the time, your competitor is someone like Microsoft who gives it out for free with their offering, making it tough to argue with customers why they should spend additional dollars to also get Duo to improve their setup, but I think the pricing is fair."
"To improve Cisco Duo, the biggest consideration is the licensing standpoint; the most common issue I've found is customers not setting up the Active Directory sync properly, leading to inflated licensing usage when they try to delete inactive users that are still being charged."
"The shortcomings in the stability need improvement."
"There were error messages and application actions when the connection to the appliance was disrupted."
"We had some feedback from customers who have said it was a confusing product. The product is confusing to use for the end-user. For example, they do not know how to migrate the Azure Sentinel, but others have liked the product that has started working on it."
"We had some feedback from customers who have said it was a confusing product."
 

Pricing and Cost Advice

"Duo Security's pricing is good, fair, and very comparable to today's market."
"With regard to pricing, for a small business buying a one off, it's pretty expensive. If it's an enterprise that has thousands of employees, however, it's really nothing to protect your data because if your network goes down or it's breached, you're losing millions of dollars every minute. When it comes to a large enterprise, it's priced where it should be because you're talking business to business. You're not talking business to consumer."
"The licensing is very good because it does not cost a lot of money. It's affordable for all-sized customers, including enterprises. There is an additional cost for premium support."
"Cisco has the most expensive products because market leaders tend to charge a lot."
"You pay per user when using this solution and the pricing is fair."
"It is affordable for what's coming to the table with it, but in this day and age, the cost is looked at under a microscope, and companies need to very finely define what is needed versus what is critical. In some cases, it might not be cost-effective for a company to have it. In a lot of other cases, it is the cost of doing business."
"Duo Security is free."
"During testing we are allowed a certain number of licenses for free."
"Users need to pay either annually or on a multi-year basis towards the licensing costs of the product."
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Top Industries

By visitors reading reviews
Outsourcing Company
11%
Financial Services Firm
11%
Manufacturing Company
8%
Comms Service Provider
8%
No data available
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business64
Midsize Enterprise27
Large Enterprise79
No data available
 

Questions from the Community

How does Duo Security compare with Microsoft Authenticator?
We switched to Duo Security for identity verification. We’d been using a competitor but got the chance to evaluate Duo for 30 days, and we could not be happier. Duo Security is easy to configure a...
What is your experience regarding pricing and costs for Duo Security?
My experience with pricing, setup cost, and licensing for Cisco Duo indicates that the main setup cost for us has been the time and effort required to integrate Duo with existing applications, auth...
What needs improvement with Duo Security?
Cisco Duo is generally easy to use, but there are a few areas where it could be improved. The initial setup and configuration can require some technical knowledge, especially when integrating Duo w...
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Also Known As

Duo Security
Sentillion eXpresso, MS Sentillion eXpresso
 

Overview

 

Sample Customers

Information Not Available
Dartmouth-Hitchcock Medical Center, NHS GGC, Nantes University Hospital Center, Fullerton Healthcare Group
Find out what your peers are saying about Cisco Duo vs. Microsoft Sentillion eXpresso and other solutions. Updated: September 2026.
915,287 professionals have used our research since 2012.