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Imperva DDoS vs Radware Cloud WAF Service 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:
 

ROI

Sentiment score
7.0
Cloudflare improves speed, security, and stability, leading to significant financial benefits with an ROI of 318% for businesses.
Sentiment score
6.3
Companies value Imperva DDoS for compliance and cost savings, estimating ROI between 45% to 90% by mitigating DDoS risks.
Sentiment score
8.0
Radware Cloud WAF Service offers ROI by enhancing security, reducing fraud, and improving efficiency with minimal manual management and uptime.
WordPress security can be tricky, and that's where Cloudflare can be absolutely helpful for small businesses.
For the small project I was working on, using the basic tier provided a huge improvement at zero cost.
I wouldn't be able to give a number, but Radware Cloud WAF does save time for our staff due to the automation and excellent detection, which is invaluable.
Radware Cloud WAF has helped reduce false positives and efforts, which in turn, improved the total cost of ownership by freeing up time to focus on other projects.
The ROI for Radware Cloud WAF Service is prominent as it is twenty percent more cost-effective compared to Imperva.
 

Customer Service

Sentiment score
7.2
Cloudflare's support is praised for responsiveness, though non-paying users and regions without local offices face challenges.
Sentiment score
7.1
Imperva DDoS offers professional customer service with some delays; enterprise support is effective, technical support sometimes needs escalation.
Sentiment score
7.8
Customers appreciate Radware Cloud WAF Service's responsive support, despite some low-priority challenges, rating it seven to ten.
This would help us address issues promptly, especially during unforeseen events like DDoS attacks.
Cloudflare does not offer hands-on technical support to fix customer problems but rather a self-service model.
We'd like a dedicated account manager.
The support provided by Radware's Emergency Response Team is excellent.
We have ERT premium support with a five-minute SLA.
They are usually very fast in response.
 

Scalability Issues

Sentiment score
8.2
Cloudflare efficiently handles increased traffic and growth, offering scalability, robust network performance, and seamless expansion for enterprises.
Sentiment score
7.9
Imperva DDoS offers highly scalable, adaptable solutions with seamless expansion, efficiently handling large attacks, though scaling costs may be high.
Sentiment score
8.3
Radware Cloud WAF Service is praised for seamless scalability, efficiently handling global traffic and supporting multiple users and locations.
I rate its scalability a ten out of ten because I had no issues with it.
I rate the scalability a ten out of ten.
It is a SaaS tool, but the fact that they have workloads deployed across the world proves that it is a highly scalable tool.
Since it's a Cloud WAF, it is always scalable.
I would rate it nine out of ten in terms of handling the capacity and volume.
Anytime we've had any issues, Radware has provided us a solution, indicating its high scalability.
 

Stability Issues

Sentiment score
7.7
Cloudflare is generally stable and reliable, but occasional issues with downtime, speed, and DDoS protection are reported.
Sentiment score
7.7
Imperva DDoS is highly reliable with consistent uptime, minor issues, and positive user sentiment regarding its stability.
Sentiment score
8.3
Radware Cloud WAF Service is praised for its stability, with users rating it 8-10, and rare outages reported.
For DDoS protection, I would not recommend Cloudflare.
I rate the solution’s stability an eight out of ten.
The service is very stable with no impacts during high-traffic periods.
I have never encountered downtime, maintenance-related issues, or latency.
The stability of Radware Cloud WAF Service is excellent, and I would rate it as a ten.
There have been no issues with downtime, bugs, or glitches.
 

Room For Improvement

Cloudflare needs analytics, threat insights, improved support, user-friendly dashboards, and simplified pricing, with consistent caching and security features.
Imperva DDoS requires improvements in customer support, pricing, interface design, security features, latency management, and enhanced documentation.
Radware Cloud WAF needs enhanced integration, documentation, visibility, and support, with improvements in API, alerts, and attack detection.
There's a need for improvement in areas like AI-based DDoS attacks and Layer 7 WAF features.
Despite these challenges, overall, Cloudflare remains the preferred solution compared to Azure, AWS CloudFront, and Google Cloud Armor.
In future releases, one thing that would be great is if Cloudflare could provide basic WAF rules and security recommendations based on website scanning.
It would be beneficial if we could perform POST requests and integrate our applications more effectively.
The documentation is not up to par, as while the platform's system is robust, the documentation, particularly for API integration, could be more developer-friendly with real-world use cases.
Improving dashboard capabilities to provide this information clearly for management is crucial.
 

Setup Cost

Cloudflare offers flexible pricing with plans for small businesses to enterprises, balancing cost with comprehensive features and protection.
Imperva DDoS offers competitive pricing with flexible options, but can be costly compared to Cloudflare or Akamai.
Radware Cloud WAF pricing is expensive but competitive with flexible features, manageable through negotiation, and fair among rivals.
That's where Cloudflare shines for smaller businesses – it's ten times cheaper than Akamai.
I find it to be cheap.
It's cost-effective, but I think they should have a custom pricing model for enterprise customers based on the features you use.
Pricing could be more competitive, especially for smaller customers.
I find Radware Cloud WAF to be a quite expensive product compared to others.
The pricing is not cheap; it is expensive, but it is effective.
 

Valuable Features

Cloudflare offers caching, DDoS protection, and CDN services, enhancing website speed and security with intuitive interface and global reach.
Imperva DDoS provides robust, easy-to-use protection against attacks with advanced security measures and real-time traffic analysis.
Radware Cloud WAF Service offers robust protection, easy integration, automated analytics, and excellent support for enhanced security and performance.
Our scenario consisted of two web servers in different allocations to control access demands, and the load balancer did the job as expected, bringing security and stability to access points.
For me, the valuable feature is DDoS protection.
The most valuable features of the solution are performance and security.
The most important aspect of Radware Cloud WAF is that it is over the cloud, offering a comprehensive solution that includes WAF, API protection, bots, and Layer 7 DDoS.
Radware Cloud has significantly reduced attacks on our applications.
Radware Cloud WAF Service ensures our systems are stable, running smoothly, and blocking all attacks effectively.
 

Categories and Ranking

Cloudflare
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Average Rating
8.6
Reviews Sentiment
7.2
Number of Reviews
75
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
77
Ranking in other categories
CDN (7th), Web Application Firewall (WAF) (22nd), Distributed Denial-of-Service (DDoS) Protection (8th)
Radware Cloud WAF Service
Average Rating
8.8
Reviews Sentiment
8.1
Number of Reviews
30
Ranking in other categories
Web Application Firewall (WAF) (10th)
 

Featured Reviews

Spencer Malmad - PeerSpot reviewer
It's easy to set up because you point the DNS to it, and it's working in under 15 minutes
Cloudflare is highly scalable. Cloudflare is a system with a web portal that the end users like me see. It's a console where we can adjust the DNS, caching, and security features all in that console. Cloudflare owns thousands of servers across the world that cache the data. It's a powerful solution. When clients sign up for Cloudflare, they're getting this monster content delivery network, security, and a web application firewall in one. It's all rolled into one, and it's massive. Unless you have your website hosted on a massive hosting provider, there's no way that you can deliver the amount of data that Cloudflare can provide to the end users. If you have static content, there's no way that you can ever match what Cloudflare can do. Obviously, there are competitors to Cloudflare that do the same, but I'm saying other types of solutions. Let's say you go with F5. Great, that's on-prem. That's in your colo. You can't deliver as much data to the internet as you can with a CDN. You don't have to spend $20,000 on a net scaler, F5, or whatever Cisco's selling now. You don't have to buy that. You pay them $50 a month or $150 a month. It's totally worth it because even in five years, you'll never get the performance value, not just the actual ROI. You have to consider how much throughput you can get with Cloudflare.
Syed Ubaid Ali Jafri - PeerSpot reviewer
I like the content monitoring feature which I haven't seen in other WAF solutions.
They could improve by minimizing false positive results. Although this occurs less with Imperva, we would like to see some further improvements. We have been using this product for last 1 years, it's result is very impressive. But due to the excessive load on the Web site where thousands of requests‎ are generated from legitimate users, however the request in which any sequential or specialised characters are requested would be directly blocked by impreva . Currently imperva blocks the special character request generated from the user, as I conduct a test where I am parsing the encoded html values of the same special characters to the input field, imperva bypasses these encoded values for example : ' i.e. %27 or / i.e %2F, the WAF bypasses these encoded characters. I hope that this device should have a capability to detect the pattern which is associated with Xss or Xsrf, rather then by not blocking the request which contains any special characters.
Tanuj-Garg - PeerSpot reviewer
API discovery, bot defense, and DDoS capability optimize application security and development
I see areas in Radware Cloud WAF Service for improvement, specifically in its initial tuning period, because the machine learning model takes two to three weeks for baseline behavior establishment. Closely monitoring alerts during this period is essential to avoid false positives. There's an alert noise issue; during the early stages, we received a high volume of alerts for minor issues, requiring collaboration with the SOC team to fine-tune thresholds and concentrate on genuine threats. The documentation is not up to par, as while the platform's system is robust, the documentation, particularly for API integration, could be more developer-friendly with real-world use cases.
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Use our free recommendation engine to learn which Web Application Firewall (WAF) solutions are best for your needs.
851,604 professionals have used our research since 2012.
 

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
Educational Organization
15%
Computer Software Company
14%
Comms Service Provider
9%
Financial Services Firm
9%
Financial Services Firm
16%
Computer Software Company
14%
Manufacturing Company
9%
Government
6%
Computer Software Company
24%
Retailer
12%
Manufacturing Company
11%
Financial Services Firm
9%
 

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 is rated a ten on a scale where ten is very expensive. The solution is only cloud-based and does not prov...
What needs improvement with Imperva DDoS?
Pricing can be improved, as it is quite expensive. Additionally, support response times for emails can sometimes be d...
What do you like most about Radware Cloud WAF Service?
One of the most valuable features we have found in the solution is protection against attacks from botnet networks an...
What is your experience regarding pricing and costs for Radware Cloud WAF Service?
I would rate the cost around seven out of ten. Radware provides many different options, but it may not be affordable ...
What needs improvement with Radware Cloud WAF Service?
Some of the tools are a bit difficult to navigate, and the user interface could be more user-friendly. It is not the ...
 

Also Known As

Cloudflare DNS
Imperva Incapsula
No data available
 

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.
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Find out what your peers are saying about Imperva DDoS vs. Radware Cloud WAF Service and other solutions. Updated: April 2025.
851,604 professionals have used our research since 2012.