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Kaspersky Security for Internet Gateway vs Mimecast Advanced Email Security comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Jun 2, 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

Kaspersky Security for Inte...
Ranking in Email Security
30th
Ranking in Secure Email Gateway (SEG)
11th
Average Rating
8.6
Reviews Sentiment
6.4
Number of Reviews
9
Ranking in other categories
Advanced Threat Protection (ATP) (30th), Anti-Malware Tools (37th)
Mimecast Advanced Email Sec...
Ranking in Email Security
4th
Ranking in Secure Email Gateway (SEG)
3rd
Average Rating
8.2
Reviews Sentiment
5.9
Number of Reviews
49
Ranking in other categories
Email Archiving (1st), Office 365 Protection (2nd)
 

Mindshare comparison

As of November 2026, in the Secure Email Gateway (SEG) category, the mindshare of Kaspersky Security for Internet Gateway is 1.3%, up from 0.0% compared to the previous year. The mindshare of Mimecast Advanced Email Security is 14.5%, up from 12.9% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Secure Email Gateway (SEG) Mindshare Distribution
ProductMindshare (%)
Mimecast Advanced Email Security14.5%
Kaspersky Security for Internet Gateway1.3%
Other84.2%
Secure Email Gateway (SEG)
 

Featured Reviews

reviewer2736225 - PeerSpot reviewer
Program Manager at a outsourcing company with 51-200 employees
Effective threat protection with room for cost and usability improvements
There are some drawbacks that I would mention. To be frank, enterprises always look for cost benefits, so Kaspersky could implement some price benefits. Additionally, regarding know-how, if I am an experienced person it's fine, but when someone novice is working with it, they need information about why certain actions are required. Security is a field that is very vast, and implications are not known to everyone. In future updates, a quick walk-through and know-how features would be beneficial, such as information text at relevant places. This will increase usability. Feature-wise, an impact analysis would be a really good addition.
Avinash Mishra - PeerSpot reviewer
Manager - EUC at Finthrive
Advanced email filtering has blocked massive spam volumes and prevents unauthorized data leaks
Improvements for Mimecast Advanced Email Security include enhancing the user interface and accessibility, particularly regarding admin capabilities to add or modify user accounts. Streamlining this could improve overall usability and security management for users. Reporting is another area needing improvement in Mimecast Advanced Email Security, as the reports provided are not very easy to decipher. With artificial intelligence being integrated into various tools including Mimecast Advanced Email Security, I believe there is potential to enhance functionality, enabling users to ask specific questions and retrieve concise answers instead of overwhelming data. I choose a nine for Mimecast Advanced Email Security because improvements such as better user interface and artificial intelligence integration features would greatly enhance its usability. While no tool is perfect, these adjustments could greatly elevate Mimecast Advanced Email Security's capabilities.

Quotes from Members

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

Pros

"The most valuable features of this solution are its ease of use and operation efficiency."
"Kaspersky Security for Internet Gateway has positively impacted our organization by helping us control unwanted attacks and limiting our exposure to risks."
"The most valuable features of the solution are the antivirus and child protection features."
"I would recommend it to others as it's easy to use."
"The most valuable feature of Kaspersky Security for Internet Gateway is the antivirus."
"When it comes to threat detection, it is very strict with file downloads and uploads. It sends reports and quarantines suspicious files."
"The password thing is very good, and the overall URL protection."
"The most valuable aspect for me is the user-friendly interface."
"Mimecast is pretty good, even if you're on Office 365."
"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."
"It has all the features required for distribution, such as the ability to mail."
"It's good, it keeps the spam out, and it does a really good job at not allowing threats through."
"It's good, it keeps the spam out."
"The setup was easy."
"I recommend Mimecast based on customer requirements and budget."
"It offers an easy initial setup."
 

Cons

"I believe the absence of a procedure is the main issue."
"The initial setup of Kaspersky Security for Internet Gateway is complex. The full deployment took approximately two weeks."
"It might be helpful to have notifications on mobile devices, especially if the same browser profile is used on both mobile and laptop."
"In different locations, they're priced differently, but that's mainly marketing rather than the product features."
"When I do a configuration, I do not know what implication it will have downstream."
"The customer support of the product is an area with shortcomings where improvements are required."
"There is room for improvement in terms of the pricing."
"While it's quick and easy, the initial setup could be more user-friendly."
"Mimecast needs to reduce the number of false positive emails; a big pain point for us."
"The differentiation between bulk spam mail and campaign-related mail could be improved."
"This solution can be frustrating. It blocks many things that should be going through."
"As for areas for improvement within Mimecast Web Security, I believe there is quite a lot that can be improved."
"Moving forward, there is concern about AI and security."
"The product's interface could be improved to be more user-friendly."
"The solution's console interface was recently changed for the admins, but the previous one was much better because we could open tabs on it."
 

Pricing and Cost Advice

"I would rate the pricing a seven out of ten, with ten being very expensive and one being cheap. It's neither too cheap nor too expensive."
"Personal computer licenses can be expensive if you were to scale the solution extensively. However, large companies will most likely use Endpoint solutions and not this one."
"I am okay with the pricing."
"I rate the product's price an eight on a scale of one to ten, where one is very cheap, and ten is very expensive."
"The cost is relatively high, and as a licensed product, there are restrictions on the number of users permitted per license."
"It is expensive."
"The licensing costs are per-user for the product that you get with them."
"On a scale of one to ten, where one is cheap, and ten is expensive, I rate the pricing a ten."
"It is a bit expensive."
"It's an expensive solution."
"For what it is, the product is overpriced."
"The product has good pricing in terms of return on investment."
"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."
"The product price is moderate. I rate the pricing a five out of ten."
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Top Industries

By visitors reading reviews
Outsourcing Company
16%
Construction Company
12%
Manufacturing Company
10%
Comms Service Provider
9%
Outsourcing Company
11%
Computer Software Company
9%
Financial Services Firm
8%
Manufacturing Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business6
Midsize Enterprise1
Large Enterprise2
By reviewers
Company SizeCount
Small Business23
Midsize Enterprise12
Large Enterprise23
 

Questions from the Community

What is your experience regarding pricing and costs for Kaspersky Security for Internet Gateway?
Regarding pricing, I'll be exactly on the brink, neither for it nor against it because being a small company, it's a slightly pricey solution. However, considering the advantages they bring...
What is your primary use case for Kaspersky Security for Internet Gateway?
We work with a cloud solution. The product that we use is developed as a SaaS model. In this case, we work with AWS as our cloud provider. We use a public cloud. The tool is good, but they need to ...
What advice do you have for others considering Kaspersky Security for Internet Gateway?
That's a very generic feedback. I would not have much information about threat intelligence metrics through Kaspersky Security for Internet Gateway because I've not been monitoring it for q...
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 worthwhile. Mimecast Email Security is somewhat expensive compared to the competi...
 

Also Known As

No data available
Mimecast Email Security with Targeted Threat Protection, Mimecast Web Security, Mimecast Mailbox Continuity, Email and Collaboration Threat Protection
 

Overview

 

Sample Customers

Tael, Insolar, Goods.ru, Republic of Serbia
Hewlett-Packard Company (HP), Cushman and Wakefield, PIB Group, Swissport
Find out what your peers are saying about Kaspersky Security for Internet Gateway vs. Mimecast Advanced Email Security and other solutions. Updated: October 2026.
921,749 professionals have used our research since 2012.