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Cisco Duo vs UserLock comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Jun 15, 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

Cisco Duo
Ranking in Authentication Systems
2nd
Average Rating
8.8
Reviews Sentiment
7.9
Number of Reviews
74
Ranking in other categories
Single Sign-On (SSO) (4th), ZTNA as a Service (6th), Cisco Security Portfolio (4th), Multi-Factor Authentication (MFA) (2nd)
UserLock
Ranking in Authentication Systems
20th
Average Rating
10.0
Number of Reviews
2
Ranking in other categories
Access Management (25th)
 

Mindshare comparison

As of August 2025, in the Authentication Systems category, the mindshare of Cisco Duo is 9.2%, down from 11.5% compared to the previous year. The mindshare of UserLock is 1.1%, down from 1.6% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Authentication Systems Market Share Distribution
ProductMarket Share (%)
Cisco Duo9.2%
UserLock1.1%
Other89.7%
Authentication Systems
 

Featured Reviews

Thomas Botts - PeerSpot reviewer
Managing security policies effectively with seamless authentication
The feature of Cisco Duo that I prefer the most is the policies, being able to control what we need to within the policies. You can get pretty granular. There isn't a lot of training that goes on in school districts. Email is an easy way where many people give out their credentials, so the level of protection is something that we definitely need in a school district. Cisco Duo's strong security authentication system has been easy when logging in, although the teachers don't appreciate it as much. We have it configured so users essentially just hit accept. If it sees any sort of built-in risk, then it steps up authentication. It's pretty easy. I appreciate it. I've encountered advantages with Cisco Duo in that it has stopped significant pushback from teachers. It has prevented credential sharing and unauthorized access. We've seen a huge decrease since we've rolled it out across the entire district.
Bill H. - PeerSpot reviewer
Affordable, easy to use, and integrates well with Active Directory
The product and service are already great as it is but if I could add one feature, I guess it would be nice to have another factor of authentication (two additional factors) like your phone and a token for example, for when people forget their phone at home. It’s not that I mind not having two factors, but I do get that question from time to time from some of our users who think it would be really useful. From what I’ve heard, they’re working on it and it should be coming in the next version so that’s great news.

Quotes from Members

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

Pros

"The feature of Cisco Duo that I prefer the most is the policies, being able to control what we need to within the policies. You can get pretty granular."
"Duo features benefit my company by making logins more secure and simpler. Everything is in one box, so we don't have multiple servers trying to do the same thing."
"The solution is pretty secure."
"Cisco Duo is rock solid in terms of stability and reliability."
"The multi-factor authentication process and the geo-locking features are great."
"The feature of Cisco Duo that I appreciate most is the push notifications."
"Cisco Duo is quick to deploy and easy to start."
"If you have to log in to something, you must go to Duo Security to confirm that you're who you are on your phone."
"The most valuable features are two-factor authentication and real-time logon monitoring."
"We mainly implemented UserLock for multi-factor authentication, but the user login insights are also nice."
 

Cons

"Regarding the stability and reliability of the Cisco Duo solution, we have experienced some outages over the last few years that are significant because people can't log in."
"Improving Cisco Duo might involve alerting us about telephony credits when people receive texts. We hit zero at one point, and we were running around in circles without any idea until I discovered it. That's my only complaint."
"The pain point for us at one point was the Duo Authentication Proxy since we're on-premises and not in the cloud. We had to have a proxy machine that's in our DMZ to talk to Duo for us. The configuration of that was a little complicated."
"Cisco Duo could be improved, possibly by adding features for the healthcare space. If you're selling something to a healthcare provider, there needs to be consideration for how to launch Cisco Duo with a handheld device that is not native, where you can install the application."
"We have had instances where Duo Security stops working on a user's device, which we have fixed by uninstalling and then reinstalling it."
"They can make authentication easier. It should be done in a shorter time. Sometimes, it can take a bit more time to get the answer on your phone. You have to wait a bit longer to get the SMS code and other things. There can be some internet or connection issues. They should make it faster because sometimes, it's urgent, and you need to access something as soon as possible."
"Technical support could be improved. I don't think all support should have to go through an agreement."
"We had some trouble with the password reset function."
"I would like to see UserLock add the ability to automatically create a group policy in Active Directory. That might streamline the setup process."
"The product and service are already great as it is but if I could add one feature, I guess it would be nice to have another factor of authentication (two additional factors) like your phone and a token for example, for when people forget their phone at home."
 

Pricing and Cost Advice

"I am not aware of the pricing. There are two departments, and I don't have any information about them."
"The cost was reasonable. Licensing was pretty straightforward for a change."
"The product’s pricing is reasonable."
"The pricing was a lot more than what we were paying for our previous solution."
"From a reseller perspective, it's still challenging to explain the whole license strategy to a client, so we really have to be ahead of that for all the true forward conversations."
"Our licensing fee is currently on an annual basis."
"It's very simple. Its price is fair. We use the hardware tokens as well. You get what you pay for. In terms of licensing, Cisco has very complicated products, but Duo Security was surprisingly easy."
"I believe the licensing model is excellent as it offers flexibility to our customers, allowing them to adopt a crawl, walk, or run approach."
"You will be hard-pressed to find better pricing."
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Top Industries

By visitors reading reviews
Computer Software Company
19%
Manufacturing Company
9%
Government
6%
Financial Services Firm
6%
Government
15%
Manufacturing Company
7%
Retailer
7%
University
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business27
Midsize Enterprise16
Large Enterprise36
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 do you like most about Duo Security?
They are users who, as mentioned before, utilize RDPAP and MDPAP. It includes functionalities related to finance, specifically in single sign-on.
What is your experience regarding pricing and costs for Duo Security?
My experience with the pricing, setup cost, and licensing of Cisco Duo is honestly above my pay grade. I don't know any of that.
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Comparisons

 

Also Known As

Duo Security
No data available
 

Overview

 

Sample Customers

Information Not Available
Barclays, US Department of Justice, National Bank of Kuwait, Turkish Aerospace, New York Albany School District, Regtransfers, University of Kent, Camden City School District, Oklahoma City Public Schools, Bank of Cyprus, Detran-PE: Pernambuco State Traffic Department
Find out what your peers are saying about Cisco Duo vs. UserLock and other solutions. Updated: July 2025.
866,088 professionals have used our research since 2012.