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Cisco Duo vs Zscaler Zero Trust Exchange Platform comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Feb 8, 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

iboss
Sponsored
Ranking in ZTNA as a Service
8th
Average Rating
8.4
Reviews Sentiment
6.9
Number of Reviews
20
Ranking in other categories
Secure Web Gateways (SWG) (5th), Internet Security (3rd), Web Content Filtering (1st), Cloud Access Security Brokers (CASB) (7th), Secure Access Service Edge (SASE) (8th)
Cisco Duo
Ranking in ZTNA as a Service
2nd
Average Rating
8.8
Reviews Sentiment
7.0
Number of Reviews
116
Ranking in other categories
Single Sign-On (SSO) (4th), Authentication Systems (2nd), Access Management (4th), Cisco Security Portfolio (1st), Multi-Factor Authentication (MFA) (1st)
Zscaler Zero Trust Exchange...
Ranking in ZTNA as a Service
1st
Average Rating
8.4
Reviews Sentiment
6.9
Number of Reviews
67
Ranking in other categories
Data Loss Prevention (DLP) (6th), Cloud Access Security Brokers (CASB) (8th), Application Control (5th), Secure Access Service Edge (SASE) (2nd), Remote Browser Isolation (RBI) (1st)
 

Mindshare comparison

As of April 2026, in the ZTNA as a Service category, the mindshare of iboss is 2.6%, up from 1.8% compared to the previous year. The mindshare of Cisco Duo is 2.4%, up from 2.3% compared to the previous year. The mindshare of Zscaler Zero Trust Exchange Platform is 13.9%, down from 17.5% compared to the previous year. It is calculated based on PeerSpot user engagement data.
ZTNA as a Service Mindshare Distribution
ProductMindshare (%)
Zscaler Zero Trust Exchange Platform13.9%
Cisco Duo2.4%
iboss2.6%
Other81.1%
ZTNA as a Service
 

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.
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.
Vibin Thomas - PeerSpot reviewer
Team Lead, Technical Content Security at Valuepoint Systems
Zero trust access has transformed remote connectivity and now simplifies secure app usage
Zscaler Zero Trust Exchange Platform, especially Zscaler Private Access, is very strong, though there are a few areas where improvements can be made. One challenge observed is around initial troubleshooting and visibility. While Zscaler Private Access provides logs, it can sometimes take time to pinpoint the exact cause of access issues, especially in complex environments with multiple policies and identity integration. Another area is the dependency on identity and connector health. Since Zscaler Private Access is heavily reliant on app connectors and identity providers, any issues with these components can impact user access, making proper monitoring critical. During the initial setup, policy configuration and application onboarding require careful planning, especially for larger environments with many applications. These challenges are manageable with proper design and monitoring. Overall, the platform delivers strong security and user experience. I would recommend a few improvements, especially around user interface, reporting, and troubleshooting experience. From a user interface perspective, while the platform is powerful, the policy configuration and navigation can feel complex, especially for new users. A more simplified and intuitive layout for policy mapping and application access would help reduce the learning curve. In terms of reporting, Zscaler Private Access provides logs, but having more built-in customizable dashboards and analytics would be very helpful. Better visibility into user access patterns, application performance, and real-time troubleshooting insights would improve operational efficiency. From a support and troubleshooting standpoint, it would be beneficial to have more granular centralized visibility, allowing for quick end-to-end tracing of a user request from authentication to application access without switching between multiple views. These improvements would make the platform even more efficient, especially for large-scale enterprise environments.

Quotes from Members

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

Pros

"iboss has significantly lowered the number of security incidents. It is crazy how much it blocks and how much it is aware of the outside danger."
"First of all, the security policies are essential. I do not have to rely solely on Active Directory for our users."
"Granular setup, which was able to set different levels of filters using the OUs in the AD."
"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."
"From a corporate perspective, I understand that it's important to keep the company data safe."
"Content filtering is the most useful feature of iboss."
"The iboss solution gives me the ability to scan the traffic through all the ports, through all the 131,000 PCP and UDP ports, and with this ability, we have the granularity also for consults over social media and applications on mobile, and this is an advantage that the customers are looking for right now."
"With respect to our users feeling safe, secure, supported, and included, Duo Security is among the best solutions that we have ever used."
"Cisco Duo seems very scalable; in my experience, I started with a small-medium business, and in my last contracting position, it was a large one for a major worldwide airline that had hundreds of thousands of devices that could use Cisco Duo, and it scaled very well."
"The feature of Cisco Duo that I appreciate most is the push notifications."
"Cisco Duo has provided substantial value, primarily in saved time, but also in low cost because administrators do not have a significant workload with Cisco Duo."
"The most valuable feature is the ability for users to connect securely to the office using the VPN."
"It is very easy. Having just wrapped up my tenure at Cisco, it was used day in and day out for security. It was always easy to log in and not have to worry about logging in multiple times."
"The most valuable features of Duo Security are visibility and OTP authentication. The OTP is very important because it is a self-enrollment feature, you are able to enroll users very quickly with a shorter time period."
"Cisco is the perfect product for our current size, and I don't think we'll have problems with scalability as we grow."
"The solution is the best for storage."
"Overall, the solution does a pretty good job at web filtering."
"The product’s most valuable features are data discovery, activity control, and zero trust exchange."
"What I find most valuable in Zscaler Private Access is that it's a VPN, and its connectivity as a VPN is its most valuable feature."
"As a cloud-based service, it is very easily implemented."
"The user interface of Zscaler Private Access is excellent. With proper knowledge and expertise, one can efficiently handle intricate enterprise environments without feeling overwhelmed. This leads to exceptional productivity for managed service providers. The user experience is remarkably streamlined, enabling the management of even the most complex enterprise setups without any excessive complications."
"It is straightforward to set up."
"The ZPA is a unique feature which offers VPN along with all the additional security needed."
 

Cons

"Regarding pricing, setup costs, and licensing, iboss is not cheap, and that's my only concern."
"I am currently doing a PoC of the zero trust aspect of it. Compared to other similar solutions, it is hard to get around each feature. It takes a while to get used to it."
"The reporting feature needs improvement."
"File integrity monitoring would be very advantageous as an additional feature."
"SSL decryption: We had issues with learners using apps instead of using web browsers."
"Our biggest problem with their service was it did not recognize the device and filtering did not always work correctly."
"I'd like to see them accelerate development on the security side, particularly around data loss prevention."
"The endpoint-type solution is an area that needs some improvement."
"The customer service is okay. However, the response time could be faster."
"When you come to the push in Duo Security, there are some integrations where you have to use the code instead of the push functionality."
"They could just continue to add more integrations."
"It could be a little bit more intuitive when it comes to the sign-up process. I know they send out an email, but sometimes our users get a little confused. It could be an end-user problem, but Cisco could work on that a little."
"Duo Security should have more customized use cases. For example, if a client needs to have more customization, it would be better to connect directly with Duo's R&D to try to discuss the issues together in order to add customizations."
"I would appreciate seeing Cisco Duo improved with a tighter integration with Active Directory to secure not just Remote Desktop to a server, but all the remote levels of connection that you can make to a server."
"Duo Security could improve by being more compatible with other vendors."
"Smart Licensing needs improvement. It's terrible. We have problems with it every year and we need to involve support to fix it."
"The pricing for Private Access seems to be on the expensive side, and I believe they should consider making it more competitive with other solutions."
"It has a limitation, if you are creating a rule or something for a web application or something, you could only add five users, not more than that. Five or four users are only included in a rule. If you want to create a rule for more than five or four users, you have to go through other methods, not particularly with the application. Working within the application with this method would be quite easy as compared to listing a URL or a normal IP address."
"Sometimes applications crash on some machines, and we’d like Zscaler to give us some information as to why that may have happened. We’d like more detailed reports."
"The only issue with Zscaler Cloud DLP is that it only gives you DLP protection from web traffic, which is flowing out, while a full-blown DLP solution such as Forcepoint or Symantec gives you DLP coverage for multiple channels."
"While Zscaler supports client-initiated connections, it does not support server-initiated connections. This is a feature that Zscaler may consider adding in the future."
"It would be better if the Zscaler Private Access team made it easier for people to find subscriptions on the portal, mainly information on what my customers subscribed to or the type of licenses purchased."
"Zscaler Private Access also needs improvement in terms of its interface and security."
"The solution needs to improve a lot of aspects."
 

Pricing and Cost Advice

"The overall pricing for iboss is very competitive and transparent."
"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."
"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 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."
"The pricing was a lot more than what we were paying for our previous solution."
"Our licensing fee is currently on an annual basis."
"From a business perspective, it is a little bit costly. The licensing is on a per-user basis."
"The product’s pricing is reasonable."
"I only need the solution for IT staff, which makes it relatively cheap. If I deployed it for the whole company, it would be costly, so it depends on the number of users. Duo Security is affordable compared to other products in the segment."
"It has a fair pricing model. I know they have different tiers, but it would be nice to have different types of licenses for certain groups of users in our organization. That way, we wouldn't have to lump everybody into one group. That would be also one complaint."
"Price wise, it's not cheap, but it's not expensive at all either. It's in the middle."
"Cisco has the most expensive products because market leaders tend to charge a lot."
"The cost is expensive. It depends on the number of users."
"In the long run, cloud services are not inherently costly."
"My company is a Zscaler Private Access partner, so the customers pay for the license fees."
"Zscaler Private Access is extremely expensive."
"The pricing is quite high, especially when it comes to the gateway."
"Zscaler CASB is an expensive solution."
"The solution is expensive."
"The solution has increased prices this year."
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Top Industries

By visitors reading reviews
Financial Services Firm
11%
Computer Software Company
9%
Manufacturing Company
9%
Construction Company
7%
Financial Services Firm
11%
Manufacturing Company
10%
Comms Service Provider
7%
Computer Software Company
6%
Financial Services Firm
13%
Manufacturing Company
10%
Computer Software Company
9%
Insurance Company
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business6
Midsize Enterprise7
Large Enterprise6
By reviewers
Company SizeCount
Small Business42
Midsize Enterprise24
Large Enterprise57
By reviewers
Company SizeCount
Small Business16
Midsize Enterprise12
Large Enterprise44
 

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...
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 Du...
What is your experience regarding pricing and costs for Duo Security?
I cannot speak to the financial planning of the organization, but I can confirm that Cisco Duo falls within the secur...
What needs improvement with Duo Security?
Areas that have room for improvement in Cisco Duo include pricing, as Cisco is quite expensive, and the fact that Cis...
What is the better solution - Prisma Access or Zscaler Private Access?
We looked into Prisma Access before choosing Zscaler Private Access (ZPA). Palo Alto’s Prisma Access is a secure ac...
What needs improvement with Zscaler SASE?
The solution needs to improve a lot of aspects.
What is your primary use case for Zscaler SASE?
We are using Zscaler Zero Trust Exchange for its Zscaler Internet Access service. It provides web security, DLP, data...
 

Also Known As

iBoss Cloud Platform
Duo Security
Zscaler SASE, Zscaler DLP, Zscaler CASB, Zscaler CSPM, Zscaler Browser Isolation, Zscaler Posture Control
 

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.
Information Not Available
Siemens, AutoNation, GE, NOV
Find out what your peers are saying about Cisco Duo vs. Zscaler Zero Trust Exchange Platform and other solutions. Updated: March 2026.
886,174 professionals have used our research since 2012.