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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
7.1
Number of Reviews
19
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
66
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 March 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.
Zaheer_Khan - PeerSpot reviewer
Cybersecurity Senior Program Manager at Dayforce
Secure access has improved remote work and has reduced vulnerabilities across our workforce
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. However, according to discussions with Zscaler Zero Trust Exchange Platform, they said that by the end of mid-2026, they are exploring these features, and probably those features can be incorporated or embedded into this particular system. That is the only major negative point.In terms of responses, Zscaler Zero Trust Exchange Platform is good. In terms of controlling vulnerability, it is good. The only cons I have noticed is that it is a bit slower, and sometimes it is unable to identify the source. These are the key areas for improvement.

Quotes from Members

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

Pros

"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."
"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."
"The solution has massively improved our security posture, giving us full visibility into what our staff does online."
"The console is cloud-based, which is something I really appreciate."
"iboss is pretty scalable. They provide good support. The case managers you work with to coordinate what you need are pretty good."
"We were impressed by the solution's mental health function, which can detect if someone needs help. It scans what users are browsing and flags warning signs so we can check to see if they are okay. We've had to use it a couple of times."
"I would definitely recommend iboss for web filtering purposes to other organizations or individuals."
"The biggest return on investment for me when using Cisco Duo is gaining time, as I don't have to look at ten different MFA apps, and I know it will work."
"Cisco Duo has strengthened the ability to defend against both phishing and identity-based attacks."
"Cisco Duo scales with the growing needs of our organization by making it easy to acquire more licensing, especially with an enterprise agreement, which allows built-in growth and minimizes worries about licensing as we expand."
"It's simple. It's reliable. I haven't had any issues with it."
"By deploying Duo, we have virtually eliminated the risk of direct deposit redirection as a result of credentials that have been compromised via phishing."
"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."
"We were considering purchasing other products, like AMP for Endpoints, and it was not properly integrated with the firewall function. It might be better now with SecureX."
"The thing that I appreciate the most about Cisco Duo is the ease of setup."
"The Live Logs are a cool feature. We can directly identify issues and divert user traffic."
"The platform offers advanced threat protection features and embedded AI/ML capabilities, making it more proactive in blocking threats."
"The most valuable feature of Zscaler Private Access is the categorization of the dynamic URLs which keeps the customer's environment protected. The threats and the malware are correctly categorized."
"The customer service and support are very good."
"The product's most valuable features are cloud-based services and secure internet access. We don't have to set up any physical appliances."
"The UI is easy to use."
"The most valuable feature is the manageability of the micro tunnels."
"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."
 

Cons

"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."
"Our iboss subscription access should be more secure with an OTP or VPN etc. It is easy to gain access if, for example, hackers obtain my username and password."
"The reporting feature needs improvement. It doesn't give you the expected results. It is quite difficult to get the specific reports needed, and it is not as intuitive as the rest of the platform."
"The area I would like to see improvement in is the ability within the reporter to navigate directly to the content the user is traversing."
"Its pricing could be better."
"It is stable, but due to growth, it can sometimes be less stable than wanted."
"The dashboards for local use could be better."
"More automation and device insights would be helpful in achieving a seamless single pane of glass. Having the additional capability to streamline processes would also make things better."
"Sometimes, it's a little harder for customers to adopt."
"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."
"Most of my colleagues from other companies use the Microsoft MFA solution because it's included in Office 365. Few people are considering Cisco Duo. That's the primary problem in our area. It's a solution mostly adopted by Cisco users."
"We use Yubikey for pushing it to the phones. Yubikeys can get expensive because people tend to lose those for some reason. Fifty dollars a device is pretty high."
"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."
"For upgrades, there should be a better notification of when they're coming out. We always have a testing phase, so we need to be ahead of it. It takes us longer before we can upgrade to the newest version."
"The deployment experience was more difficult than we expected because we had some problems with the version of the OS that we have in our servers."
"The tool must provide IP-blocking features."
"Another area of improvement is implementation through non-client connectors. The solution can be implemented in two ways. One uses the back file; the other one uses client connectors. So the client connector is pretty fast, but when it comes to non-client connectors and procedures, it's kind of delayed and slow."
"We'd like to have two-factor authentication that is quite simple."
"On the improvement side, when we bypass certain internet traffic types, it's currently recommended to have a one-click option, but audio and video aren't always supported. Thus, we need to bypass that kind of traffic. So, it is an area of improvement."
"What could be improved in Zscaler Private Access is its notification. For example, if there's a speed issue, there should be a pop-up that alerts the user about it. If there is a network quality issue, for example, it isn't good enough to connect to, or the network quality is bad, there should be a notification from the solution. Zscaler Private Access also needs improvement in terms of its interface and security."
"Occasionally, there are certain delays in report generation."
"I rate it a seven because I am still working through some kinks from a performance and a support perspective."
"There aren't really any missing features that I have witnessed."
 

Pricing and Cost Advice

"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."
"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 probably in line with other solutions, but I do not deal with the financial side."
"Price wise, it's not cheap, but it's not expensive at all either. It's in the middle."
"You pay per user when using this solution and the pricing is fair."
"I haven't seen it in a while, but it's at par with everything else licensing-wise."
"The pricing was a lot more than what we were paying for our previous solution."
"Its price is reasonable. It is not highly expensive."
"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 pricing is pretty competitive. It's pretty cheap. Anybody can adopt it."
"The product’s pricing is reasonable."
"Zscaler Cloud DLP is moderately priced. We pay around 2 million rupees per year."
"The product is a bit expensive."
"The licensing model for Zscaler Cloud DLP allows you to only buy what you need. You don't need to buy it as a whole, so it's good."
"The pricing is quite high, especially when it comes to the gateway."
"Zscaler Private Access is extremely expensive."
"It is an auto-renewal subscription service."
"The cost is expensive. It depends on the number of users."
"The solution is expensive."
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Top Industries

By visitors reading reviews
Financial Services Firm
11%
Computer Software Company
10%
Manufacturing Company
9%
Comms Service Provider
6%
Manufacturing Company
11%
Financial Services Firm
8%
Computer Software Company
8%
Comms Service Provider
8%
Financial Services Firm
13%
Computer Software Company
10%
Manufacturing Company
10%
Insurance Company
6%
 

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 Business41
Midsize Enterprise24
Large Enterprise54
By reviewers
Company SizeCount
Small Business16
Midsize Enterprise12
Large Enterprise42
 

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.
884,933 professionals have used our research since 2012.