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Fortinet FortiProxy vs Mimecast Email and Collaboration Threat Protection comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Feb 11, 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 Secure Web Gateways (SWG)
5th
Average Rating
8.4
Reviews Sentiment
7.1
Number of Reviews
19
Ranking in other categories
Internet Security (3rd), Web Content Filtering (1st), Cloud Access Security Brokers (CASB) (7th), ZTNA as a Service (7th), Secure Access Service Edge (SASE) (8th)
Fortinet FortiProxy
Ranking in Secure Web Gateways (SWG)
11th
Average Rating
8.0
Reviews Sentiment
6.3
Number of Reviews
11
Ranking in other categories
No ranking in other categories
Mimecast Email and Collabor...
Ranking in Secure Web Gateways (SWG)
19th
Average Rating
8.0
Reviews Sentiment
5.9
Number of Reviews
39
Ranking in other categories
Email Archiving (2nd), Office 365 Protection (2nd), Secure Email Gateway (SEG) (3rd)
 

Mindshare comparison

As of March 2026, in the Secure Web Gateways (SWG) category, the mindshare of iboss is 2.5%, up from 1.9% compared to the previous year. The mindshare of Fortinet FortiProxy is 3.2%, down from 5.5% compared to the previous year. The mindshare of Mimecast Email and Collaboration Threat Protection is 0.5%, up from 0.4% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Secure Web Gateways (SWG) Mindshare Distribution
ProductMindshare (%)
iboss2.5%
Fortinet FortiProxy3.2%
Mimecast Email and Collaboration Threat Protection0.5%
Other93.8%
Secure Web Gateways (SWG)
 

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.
Emmanuel Dasho - PeerSpot reviewer
Cyber Security Engineer | Network/Security at a tech services company with 11-50 employees
Ease of configuration and seamless integration enhance operational efficiency
The App Control feature in the Fortinet FortiProx * Deep Packet Inspection (DPI): FortiProxy analyzes traffic at the application layer to detect applications even if they use non-standard ports or are encrypted. * Application Signatures: Uses FortiGuard’s application signature database (constantly updated) to recognize thousands of applications. * Policy Enforcement: You can create policies to Allow, Block, Monitor, or Shape (QoS) based on application type, category, or specific apps.
HS
Email Security Engineer at Logic Infosecurity
Experience high detection and user-friendly policies with reliable email security implementation
The system is not user-friendly because you have to create policies that are mapped in a dictionary. As an IT engineer, I understand how it works, but explaining it to another IT person can be difficult. Having more user-friendly dashboards would improve the work experience. In Mimecast Email Security, checking policies in the dictionary or gateway is very complicated, and not everyone understands this process. If you examine the Check Point portal, it's user-friendly with easily accessible tabs that anyone can explore. With Mimecast Email Security, making changes might impact existing mailboxes. The portal is complicated compared to Check Point's user-friendly interface.

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."
"Its initial setup was straightforward."
"It was a very easy product to install. It can be deployed very fast."
"I would rate the technical support of iboss a solid 10 without a shadow of a doubt."
"iboss is pretty scalable. They provide good support. The case managers you work with to coordinate what you need are pretty good."
"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."
"Technical support is pretty sharp and very responsive."
"Iboss is a solution that prevents advanced persistent threats, and has a zero tolerance for attacks."
"The most valuable feature is intrusion prevention (IPS) and antivirus profiles. These features help control user activity, ensuring that they access only permitted websites and protects from downloading viruses."
"The solution's stability is good."
"We can use Fortinet FortiProxy configuration for your network."
"The tool's most valuable feature is its granular access control. For example, users can browse the main site if you allow access to Amazon, but it stops them from visiting secondary Amazon websites without specific permission. This granular control is really helpful."
"I liked the tool's ability to provide detailed access control. For example, we could allow users to watch YouTube videos but not post comments. This level of control wasn't available in FortiGate."
"The tool's most valuable feature is traffic inspections."
"The App Control feature in the Fortinet FortiProxy Deep Packet Inspection (DPI): FortiProxy analyzes traffic at the application layer to detect applications even if they use non-standard ports or are encrypted."
"The most valuable features of Fortinet FortiProxy are its simplicity and performance."
"Mimecast Mailbox Community is an email gateway required for every organization, regardless of size."
"It's really quite user-friendly. In terms of technical superiority and the product itself, there are no complaints. It is really cutting edge."
"I have always found Mimecast to be very responsive; for example, if we see something come through, they address it and it helps to sort out the issues."
"The most valuable feature is the DMARC Analyzer."
"It does a good job for us, and its admin console is easy to use."
"We like Mimecast's spam filtering. The email signature feature is also a big plus for our users."
"We used Mimecast Mailbox Continuity when we had a power issue, and it works, has been pretty reliable, and the support has been quite good."
"Mimecast is pretty good, even if you're on Office 365."
 

Cons

"Sometimes, obviously, there are bugs."
"Our biggest problem with their service was it did not recognize the device and filtering did not always work correctly."
"Their on-premise hardware's network interface is capped at one gigabit, which is sort of a problem. If you stand a filter up where all traffic flows through that, according to them, in order to go above a gigabit, you have to have multiple devices, which in today's IT seems a little bit silly. They could easily put in an SFP port into their device that could accommodate 10 gigs or at least offer a box."
"SSL decryption: We had issues with learners using apps instead of using web browsers."
"The solution could be stronger on the integration side and offer more cloud applications like G Suite or Oracle."
"Regarding pricing, setup costs, and licensing, iboss is not cheap, and that's my only concern."
"To scale up, a new iboss Node Blade Chassis must be purchased."
"Fold that in with the risk intelligence they're getting from all of the different subscriptions they are a part of. Now, these security companies subscribe to things like emerging threats, databases, etc. You can fold all this intelligence to decide what's happening on an endpoint. I would love to see them start moving into that space. That would compete directly with Microsoft. Maybe that's why they haven't. Having that ability native within the solution would be great. The other area in which I would love to see improvement is more detailed descriptions of why they block websites."
"Its web filtering capabilities could be improved."
"For IT administrators and managers, the reporting features are the main issues that should be addressed in order to improve the performance, security, and effective utilization of the product."
"I see that the solution's interface is not in French...It would be good for our company if we could have the tool interface in French."
"Fortinet FortiProxy should integrate AI/ML technologies. Its pricing needs to be more flexible."
"Fortinet FortiProxy should improve by adding more documentation and guides."
"Its power supply process for some of the proxies needs improvement."
"The tool's most valuable feature is its granular access control. For example, users can browse the main site if you allow access to Amazon, but it stops them from visiting secondary Amazon websites without specific permission. This granular control is really helpful."
"Integration with existing infrastructure was generally easy, especially if you had tools like LDAP. However, I had to go through a lot of documentation as it was my first time working with a proxy server. We did experience some issues with certain web applications not working properly after implementing Fortinet FortiProxy."
"We have subscribed to an archival service, and yet, when we have to get our data out, we have to pay a fee to get our own data."
"The installation is not so straightforward."
"The interface and the documentation could be improved."
"I did have a problem with Mimecast. That is why I was looking for an alternative solution because their sender IP address gets poorly rated by Microsoft."
"The solution is very expensive."
"The price of the solution is expensive. It can improve by reducing the price."
"Its pricing can be improved. It is a bit expensive."
"External security features need improvement."
 

Pricing and Cost Advice

"It is probably in line with other solutions, but I do not deal with the financial side."
"The overall pricing for iboss is very competitive and transparent."
"It is expensive compared to one of its competitors."
"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."
"We have not priced the solution recently, but they were competitive with other vendors in the past."
"It offers a more cost-effective solution than alternatives like FortiMail, FortiGate, and various Barracuda devices."
"It is a cost-effective solution."
"Price-wise, Fortinet FortiProxy is moderate - not the highest among competitors, but not cheap either."
"It can be considered expensive, with a limited lifespan and support that eventually requires updating to newer solutions."
"The solution is neither too expensive nor very cheap."
"The tool's pricing is in the middle."
"The product price is moderate. I rate the pricing a five out of ten."
"The licensing costs are per-user for the product that you get with them."
"Two subscription options are currently offered: monthly and yearly. My suggestion is to opt for the yearly subscription as it can give some discount. The pricing isn't high as other cloud solutions are pricier than Microsoft's offerings."
"For what it is, the product is overpriced."
"Compared to the other products in the market, it is neither cheap but nor very expensive. I would rate it somewhere in the middle, 5 out of 10."
"I'm always going to say the price needs to be lower, but it's reasonable."
"The customers can select the license packages as per their requirements."
"Its price is in the middle range. It is a structured licensing model where there are various components that you can add or choose to add or not."
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Top Industries

By visitors reading reviews
Financial Services Firm
11%
Computer Software Company
9%
Manufacturing Company
9%
Construction Company
7%
Computer Software Company
13%
Financial Services Firm
12%
Manufacturing Company
7%
Government
7%
Computer Software Company
12%
Financial Services Firm
8%
Manufacturing Company
6%
Construction Company
5%
 

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 Business7
Midsize Enterprise1
Large Enterprise3
By reviewers
Company SizeCount
Small Business19
Midsize Enterprise11
Large Enterprise13
 

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...
What needs improvement with Fortinet FortiProxy?
For me it may be the wildcards for urls whitelist or blacklist, somehow the page loads. Aside from that there no other..
What advice do you have for others considering Fortinet FortiProxy?
My advice to others who are considering Fortinet FortiProxy is that it is seamless, easy to use, and quite straightfo...
What is your experience regarding pricing and costs for Fortinet FortiProxy?
Fortinet FortiProxy is much cheaper compared to other products like Cisco, Palo Alto, and others. It is reasonably pr...
What do you like most about Mimecast Email Security with Targeted Threat Protection?
The interface of this solution is very easy to navigate and user-friendly. There is no delivery in email and other co...
What needs improvement with Mimecast Email Security with Targeted Threat Protection?
There is room for improvement since new threats are emerging. Considering the availability of new features would be w...
 

Also Known As

iBoss Cloud Platform
FortiProxy
Mimecast Email Security with Targeted Threat Protection, Mimecast Web Security, Mimecast Mailbox Continuity, Mimecast Advanced Email Security
 

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
Azizi Developments, Affinity Credit Union, Aftercare, Al Abbar Group
Find out what your peers are saying about Fortinet FortiProxy vs. Mimecast Email and Collaboration Threat Protection and other solutions. Updated: March 2026.
885,311 professionals have used our research since 2012.