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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
7th
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
3rd
Average Rating
8.8
Reviews Sentiment
7.0
Number of Reviews
116
Ranking in other categories
Single Sign-On (SSO) (3rd), Authentication Systems (2nd), Access Management (3rd), 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) (9th), Application Control (6th), Secure Access Service Edge (SASE) (4th), Remote Browser Isolation (RBI) (1st)
 

Mindshare comparison

As of April 2026, in the ZTNA as a Service category, the mindshare of iboss is 2.4%, up from 1.7% compared to the previous year. The mindshare of Cisco Duo is 2.3%, down from 2.3% compared to the previous year. The mindshare of Zscaler Zero Trust Exchange Platform is 14.8%, down from 17.7% 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 Platform14.8%
Cisco Duo2.3%
iboss2.4%
Other80.5%
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 is pretty scalable. They provide good support. The case managers you work with to coordinate what you need are pretty good."
"The solution has massively improved our security posture, giving us full visibility into what our staff does online."
"Because of iboss, I did not have to assign web filtering tasks to my techs on a daily basis."
"Content filtering is the most useful feature of iboss."
"This product is solid, fairly easy to use, and reliable."
"First of all, the security policies are essential. I do not have to rely solely on Active Directory for our users."
"Technical support is pretty sharp and very responsive."
"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."
"Duo allowed us to greatly enhance our security."
"It meets our security needs very well, it is easy to use, and documentation is also available."
"The most valuable aspect is the authentication and the SSO."
"From the front end, it's very fast and it hasn't missed a beat, so to say."
"Duo Security improved my organization by helping us secure all access points within the company infrastructure."
"The thing that I appreciate the most about Cisco Duo is the ease of setup."
"By deploying Duo, we have virtually eliminated the risk of direct deposit redirection as a result of credentials that have been compromised via phishing."
"It is a great system regarding multi-factor authentication, specifically after we did the integration with Active Directory, allowing us to manage the users who use the VPN, our main gateway for VPN Cisco ASA Secure, with full administration."
"Before Zscaler, we used to use a lot of other products, however, when we were introduced to Zscaler we became confident it could meet the use cases."
"What I find most valuable in Zscaler Private Access is that it's a VPN. Its connectivity as a VPN is its most valuable feature."
"The initial setup is easy."
"It has some good data security and WIP features, providing secure Internet access."
"It is a stable solution."
"The policies are very easy to implement."
"I find all Zscaler Private Access features valuable because each replaces flawed technologies, such as EPAs being replacements for VPN and PR as a replacement for PAM, so I can't mention only one valuable feature. Overall, Zscaler Private Access is a good solution."
"The most valuable features of Zscaler SASE include web filtering, application control, and the private access configuration."
 

Cons

"File integrity monitoring would be very advantageous as an additional feature."
"The solution could be stronger on the integration side and offer more cloud applications like G Suite or Oracle."
"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."
"Regarding pricing, setup costs, and licensing, iboss is not cheap, and that's my only concern."
"The dashboards for local use could be better."
"Our biggest problem with their service was it did not recognize the device and filtering did not always work correctly."
"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."
"Sometimes, obviously, there are bugs."
"We found it difficult to integrate it into our broader product family of Microsoft tools and other applications used across our organization."
"I wouldn't mind seeing some options for remembering a device for a short period of time or a specific login, particularly for administrative engineering staff, as we may be logging in to four or five different services."
"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."
"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."
"It is easy to use when logging in, but at times, there's a delay in getting the pop-up on a phone, requiring users to occasionally retry authentication depending on backend services."
"The new smart license model doesn't always work. It's very complicated."
"I'm not a big fan of relicensing products every year or two years, but that's the model at the moment. I prefer to go back to licensing perpetually or permanent licensing."
"I think Cisco Duo can be improved. I found the onboarding was very difficult, even for engineers who have been using similar solutions before."
"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. Zscaler Cloud DLP doesn't give you coverage for email, fax, and USB channels, and this is the only challenge or room for improvement in the solution. It's just an extension on top of what you're buying on the proxy, so it's just an added layer, and it doesn't cover DLP on a very broad level. I'm unsure if Zcaler is in the business of competing with a full-blown DLP solution, and if there's a plan to expand the features of Zscaler Cloud DLP beyond the web channel because you'll have to deploy a full-blown agent for it. I'm unsure if this is on the cards because the solution is just an added layer that you get with your proxy. I've asked the Zcaler team whether there's a plan to go full DLP in the future, but I didn't get a positive response. There isn't any feature I'd like added to Zscaler Cloud DLP currently, because anything you could think of that should be in cloud or SaaS solutions is already there, except for machine learning, as it's the only functionality that seems to be lacking in the solution. Machine learning is an additional policy available in other DLP solutions in the market, but my team didn't find it in Zscaler Cloud DLP."
"Zscaler Private Access's reporting is poor. We should have more insight into the reports regarding what is blocked and allowed."
"It has massive room for improvement. The Zscaler product itself is okay, but it doesn't give enough granularity for us as an organization to stipulate rules or processes, especially for data-driven services."
"Zscaler Zero Trust Exchange Platform probably needs to be more efficient because scanning takes a lot of time. Some vulnerabilities create issues, and when we wanted to identify the source of the vulnerabilities, specifically focusing on mobile ID and related areas, it was unable to provide assistance."
"I rate it a seven because I am still working through some kinks from a performance and a support perspective."
"There could be more DLP-related features. Additionally, there needs to be flexibility for integrating ISP features."
"There could be a feature to view the VPN tunnel activities in terms of configuration."
"The connectivity monitoring part should be included in the core license without any extra charges."
 

Pricing and Cost Advice

"It is probably in line with other solutions, but I do not deal with the financial side."
"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 expensive compared to one of its competitors."
"The overall pricing for iboss is very competitive and transparent."
"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."
"We have not priced the solution recently, but they were competitive with other vendors in the past."
"Cisco has the most expensive products because market leaders tend to charge a lot."
"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."
"My experience with the pricing, setup cost, and licensing of Cisco Duo has been great. We've been there for 10 years. While we haven't gone through the setup part for a while, licensing is straightforward and convenient for higher education because student populations are included. So, we don't have to pay extra for it. We just pay for our knowledge workers, which has been great, and the cost is reasonable."
"Our licensing fee is currently on an annual basis."
"Their pricing model is a little bit weird. Currently, there is no price advantage in signing up for yearly contracts. There are no additional costs to the standard licensing costs."
"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."
"Duo Security is free."
"I believe the licensing model is excellent as it offers flexibility to our customers, allowing them to adopt a crawl, walk, or run approach."
"The pricing is expensive and on the higher end. Honestly, in my opinion, it is not worth the price."
"The pricing is quite high, especially when it comes to the gateway."
"In the long run, cloud services are not inherently costly."
"The product is a little more expensive than other tools."
"Zscaler Cloud DLP is moderately priced. We pay around 2 million rupees per year."
"There is definitely an ROI."
"The technical support is good."
"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
9%
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 Enterprise56
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 do you like most about Zscaler SASE?
The most valuable features of Zscaler Private Access are reliability, scalability, and availability.
What needs improvement with Zscaler SASE?
The solution needs to improve a lot of aspects.
 

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.
885,837 professionals have used our research since 2012.