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Imperva DDoS vs NetScaler comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Jan 1, 2025

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

Cloudflare
Sponsored
Average Rating
8.6
Reviews Sentiment
7.1
Number of Reviews
76
Ranking in other categories
CDN (1st), Distributed Denial-of-Service (DDoS) Protection (1st), Managed DNS (1st), Cloud Security Posture Management (CSPM) (13th)
Imperva DDoS
Average Rating
8.6
Reviews Sentiment
7.1
Number of Reviews
78
Ranking in other categories
CDN (5th), Web Application Firewall (WAF) (18th), Distributed Denial-of-Service (DDoS) Protection (5th)
NetScaler
Average Rating
8.4
Reviews Sentiment
7.0
Number of Reviews
107
Ranking in other categories
Application Delivery Controllers (ADC) (1st), Network Management Applications (6th), Web Application Firewall (WAF) (14th)
 

Featured Reviews

Carlos Alam Hernandez Baruch - PeerSpot reviewer
Fast and secure deployments simplify operations for government and fintech clients
It is a fast and secure DNS. It is very easy to deploy, and my customers are happy with this tool. Additionally, the CDN performance in Mexico is excellent, providing fast service and tools. It offers reliability during high-traffic periods, ensuring no impact on the environment. It helps my clients avoid using on-premise boxes, simplifying operations as they only use the prices on Cloudflare.
DerrickAkankwasa - PeerSpot reviewer
Provide DDoS protection and better security at effective rate
It is expanding its number of data centers for scrubbing traffic. Currently, there is only one POP for cleaning in South Africa. They might add another POP in North Africa, possibly in Nigeria or Egypt. Latency concerns customers, especially in regions like East and West Africa, where traffic has to travel to South Africa before returning. Increasing the number of POPs across the continent would help address these latency issues and improve overall service. While the platform is already quite strong, there’s always room for improvement, especially in keeping up with emerging trends and new types of attacks. Enhancing security capabilities could be beneficial. Integrating more advanced AI features could significantly improve its effectiveness and help customers leverage these tools more effectively. It would be great to see more focus on AI integration to handle and analyze data more efficiently.
DEMİRHAN ÇAVUŞOĞLU - PeerSpot reviewer
A tool for centralized management including inventory and sales tracking
Citrix ADM has the ability to implement policies to tighten security. For instance, you can restrict access to your network from outsiders or lack necessary security measures such as antivirus programs. Additionally, there's the Delivery Controller, which allows for comprehensive monitoring and management tasks such as remote restarts, maintenance, and registration. Another essential component is the Director, which provides detailed insights into sessions, including identifying session failures, connection issues, user lockouts, etc. It presents a list of problems to address, enabling you to click on them and resolve them efficiently.

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 feature of the solution is external DNS. It is also very secure. They have their own main server and once you configure it, the product takes care of everything. There are no issues in resolving IPs and low latency is also present."
"The simplicity of the overall dashboard makes it a great product for a user like me who has less understanding of the internet than a developer or other more technical people. It gives me peace of mind. I also love the easy customization of the Page Rules."
"Its ease of integration with Office 365 and the fact that it's a good product compared to what I had before"
"What I like best about Cloudflare is that my company can use it to trace and manage applications and monitor traffic. The solution tells you if there's a spike in traffic. Cloudflare also sends you a link to check your equipment and deployment and track it through peering, so it's a valuable tool."
"Cloudflare offers CDN and DDoS protection. We have the front end, API, and database in how you structure applications."
"The technical support is good."
"It's very user-friendly."
"Cloudflare DNS is widely used, and it's good for websites. If we use Cloudflare DNS and update one record, it updates in their office instantly."
"There are quite a few useful Imperva Incapsula features. For example, one of them is the reports. The graphics are very good and it's easy to configure. The whole process is very fast and reliable too. They have good tech support as well."
"It is an effective threat mitigation tool."
"It blocks all types of attacks."
"The dashboard is good and user-friendly."
"Imperva DDoS helps us automate production. The client had specific requirements for a cloud project in the financial sector."
"Incapsula takes care of the CDN infrastructure and bandwidth volume, providing several enterprise "load balancing" features."
"The solution is very good at intercepting traffic before it gets to our data centers."
"We have peace of mind that nobody will use malware on us or try to hack our website."
"The NetScaler appliance has provided a lot of customers with greater high availability for their enterprise applications within a single site and across multiple locations."
"We use the solution's IP Reputation and bot protection features."
"It is simple for both IT specialists and customers."
"I like the ease of use. It's easy to manage. I also like it's ease of use with virtualization technologies with applications."
"I found that the GUI was very easy to to navigate. If you were looking for something, it was fairly easy to find. There's a lot of third-party documentation and information available online as well."
"The work balancing applications are the most valuable feature."
"The best feature of Citrix is its track record of stability in its features."
"The MAS integration for HDX Insight has provided teams with significant visibility into network performance of the user's connection."
 

Cons

"It would be good if Cloudflare could have more servers for better traffic routing or an increase in the traffic routed. This is what I'd like to improve in Cloudflare."
"There could be more courses with engineers. I like e-learning, however, having a specialist in a classroom is more comfortable for me."
"The reporting can definitely be improved to offer a lot more explanation on something that may have happened or has actually happened."
"We have noticed multiple instances where Cloudflare falsely indicates that our servers are down, even when there is no actual load on them. This makes it challenging for us to identify the exact issue."
"Sometimes their more advanced caching tools can cause higher first-byte times and problems with JavaScript."
"Technical support is not well developed. While there are good engineers, Cloudflare does not offer hands-on technical support to fix customer problems but rather a self-service model."
"It would be helpful if the solution could continue evolving to compete with the other solutions on the market."
"I believe they currently have this feature, but there will most likely be integration with APIs so we can control some features through API."
"Analytics in the area of risk need to be improved to supply more information to the users for creating better environments."
"The weakest point of Imperva is their first level of support, which should be improved. They should also improve the access and security logs viewing directly on the portal. I would like to see better access and security logs through the portal and not only through a SIM solution. Currently, if you want to explore your access and security logs from Imperva, you need a SIM tool or a SIM infrastructure on your side to do it. You can't do it manually or directly through the portal, which is a big problem for us. I had a call yesterday with Imperva for the roadmap, and I just told them this. They agreed that this is an improvement point from their side."
"I would like to have support for SSL management and secure DNS."
"Its price could be improved. It is quite expensive. It will be good if we could export the configuration. Currently, to control the configuration, we need to go to each website, which is not very convenient."
"I am not sure if this application has a policy where you can create your custom policy and run it as our firewall. We should have some ability to also create some custom policy, then run it as a firewall."
"The solution needs to improve Integration with third parties for their on-prem deployment models. The integration is not that good yet."
"I would like to see automated reporting to improve visibility."
"Pricing can be improved, as it is quite expensive."
"Citrix should improve the documentation. It is not really clear how to set up many features to our advantage. When we setup Citrix NetScaler ADC, we have to figure it out by ourselves without a lot of documentation."
"The licensing model and technical support of the solution could be improved."
"Citrix ADM needs to improve on its additional features and reduce the communication ports."
"The WAF component needs to be simplified so that it is easier to use."
"The technical support could be better. Whenever I contacted support, I rarely got the solution that we needed. And most of the time, I finished fixing the problem by looking on the internet or by finding documents about the problem on Google."
"The security is okay, but the monitoring and reporting need improvement."
"Manageability and adaptability can also be challenging for end customers."
"There are some features which are missing.​"
 

Pricing and Cost Advice

"The tool is a premium product, so it is very expensive."
"We don't have any issues with the price."
"I give the price a five out of ten."
"The price is reasonable."
"The pricing for the service is reasonable, neither excessively cheap nor prohibitively expensive. It aligns well with the value of their solution."
"We are using the free tier of the solution."
"In terms of licensing costs, we don't pay for licensing for Cloudflare. We only establish communication, then for peering, Cloudflare takes care of the cross-connection in different data centers."
"That is one of the great features. I was able to access the majority of the features and services for free."
"The solution's price is high for small companies."
"It is a very expensive solution. The price is very high. A lot of customers tell us that they would love to use Imperva more. I have some customers who have 50 websites, but they have only 10 websites on Imperva because of the price. They would love to have all their websites running through Imperva, but they can't. They have to choose the more critical websites to protect because the price is very high. It is a very good product, but it is too expensive. If you buy a plan for 20 megabytes and you don't consume all of your 20 megabytes, it is okay, but if you consume more, you are charged for the superior traffic."
"For enterprise contracts you will be in touch with a dedicated account manager who will guide you regarding licensing."
"The cost is somewhere around $10,000 a site. For every site, you pay individually. For every DNS entry, you have you pay."
"There is a license or subscription renewal that our customers pay."
"The license is on a yearly basis."
"The data packages are higher than our needs so we end up paying for data that we don't use."
"Pricing could be more competitive."
"The price for Citrix ADC here in Mexico was good, when you compare it with F5 and Radware."
"I give the price of the solution a seven out of ten."
"After deployment, Citrix Netscaler shifted to a subscription-based license scheme for support, which is slightly more expensive."
"The licensing costs for this solution vary depending on which model is being used."
"The client pays for the Citrix NetScaler license annually."
"The license for Citrix NetScaler is on an annual basis and it is reasonably priced."
"You can do CapEx and then a yearly monthly fee, or you can do a subscription model, whether that's one month, month-to-month, or three-year subscription model."
"You get the value for your money. There aren't any hidden fees."
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Comparison Review

it_user68487 - PeerSpot reviewer
Nov 6, 2013
CloudFlare vs Incapsula: Web Application Firewall
CloudFlare vs Incapsula: Round 2 Web Application Firewall Comparative Penetration Testing Analysis Report v1.0 Summary This document contains the results of a second comparative penetration test conducted by a team of security specialists at Zero Science Lab against two cloud-based Web…
 

Top Industries

By visitors reading reviews
Computer Software Company
15%
Comms Service Provider
11%
Financial Services Firm
9%
Manufacturing Company
7%
Financial Services Firm
14%
Computer Software Company
13%
Manufacturing Company
8%
Comms Service Provider
6%
Computer Software Company
15%
Financial Services Firm
10%
Government
9%
Manufacturing Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

Which is the best DDoS protection solution for a big ISP for monitoring and mitigating?
Cloudflare. We are moving from Akamai prolexic to Cloudflare. Cloudflare anycast network outperforms Akamai static GR...
Which would you choose - Cloudflare DNS or Quad9?
Cloudflare DNS is a very fast, very reliable public DNS resolver. It is an enterprise-grade authoritative DNS service...
What do you like most about Cloudflare?
Cloudflare offers CDN and DDoS protection. We have the front end, API, and database in how you structure applications.
What do you like most about Imperva Incapsula?
We use Imperva DDoS to stop DDoS attacks and reduce the amount of unwanted queries against web services or web scraping.
What is your experience regarding pricing and costs for Imperva DDoS?
The pricing, setup costs, and licensing of Imperva DDoS are reasonable for the amount of technical capabilities provi...
What needs improvement with Imperva DDoS?
I would like to see improvements in the pooling of threats and attacks, possibly to enlarge the scale of indicators o...
What do you like most about Citrix ADC?
The most valuable feature for us is the application firewalling in Citrix NetScaler, ensuring only valid traffic ente...
What is your experience regarding pricing and costs for Citrix ADC?
After deployment, Citrix Netscaler shifted to a subscription-based license scheme for support, which is slightly more...
What needs improvement with Citrix ADC?
Citrix NetScaler is a robust product, but mastering it requires significant learning and training due to its complexi...
 

Comparisons

 

Also Known As

Cloudflare DNS
Imperva Incapsula
Citrix ADC, Citrix NetScaler VPX, NetScaler Console, NetScaler Web Application Firewall
 

Overview

 

Sample Customers

Trusted by over 9,000,000 Internet Applications and APIs, including Nasdaq, Zendesk, Crunchbase, Steve Madden, OkCupid, Cisco, Quizlet, Discord and more.
Hitachi, BNZ, Bitstamp, Moz, InnoGames, BTCChina, Wix, LivePerson, Zillow and more.
ABB Schweiz, Aer Lingus, AIDS Healthcare Foundation, Amnet Technology Solutions, Aramex International, Ascenty, Atos, Autodesk
Find out what your peers are saying about Imperva DDoS vs. NetScaler and other solutions. Updated: July 2025.
865,295 professionals have used our research since 2012.