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Imperva Web Application Firewall 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:
 

Categories and Ranking

Cloudflare
Sponsored
Average Rating
8.4
Reviews Sentiment
7.2
Number of Reviews
74
Ranking in other categories
CDN (1st), Distributed Denial-of-Service (DDoS) Protection (1st), Managed DNS (1st), Cloud Security Posture Management (CSPM) (14th)
Imperva Web Application Fir...
Average Rating
8.6
Reviews Sentiment
7.1
Number of Reviews
52
Ranking in other categories
Web Application Firewall (WAF) (4th)
Radware Cloud WAF Service
Average Rating
8.8
Reviews Sentiment
8.1
Number of Reviews
29
Ranking in other categories
Web Application Firewall (WAF) (11th)
 

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.
Abdullah Jin - PeerSpot reviewer
Offers bot protection and DDoS Protection and protects public-facing portals
Support is one thing I wish Imperva could improve. They follow the phone model and keep rotating you from one customer service person to another. The layer one support isn't very clear about the workings of the product. My feedback is primarily about Imperva Cloud, not on-premise. On-premise is a whole new story. Support is the issue for Imperva Cloud. It's also a bit pricey. It's a premium service and very expensive. The licensing model is not very straightforward. Every feature is priced separately, and to enjoy maximum protection, you'll have to spend a lot of money. The licensing model is a bit complex, and each feature is very pricey. For example, API security and web application protection are two separate license packages.
OMPRAKASH - PeerSpot reviewer
Consistently protect applications with advanced threat detection and active support
We have had a very good experience with Radware Cloud. It has significantly reduced attacks on our applications. All our critical applications are onboarded to Radware, which uses AI to automatically learn behavior patterns and refine security policies. It also provides comprehensive protection against the top ten web application security risks. Importantly, we have not experienced any zero-day attacks because Radware Cloud offers protection against emerging threats. The Emergency Response Team is very active, and I consistently receive excellent responses from them. It's a very comprehensive and user-friendly solution. It's easy to implement and integrate. We also have found it's easy to reach support if we need help. The solution has helped us enhance our cyber security posture. It's good for data protection. We've been able to protect our public-facing infrastructure. We haven't had any incidents or compromises in the entire three years we've used Radware. The Cloud WAF Service blocks unknown threats and attacks effectively. The analytics are very good. The API discovery feature is very helpful, and end-to-end API protection is useful. Everything is encrypted to ensure effective protection. We get Layer 7 protection from it. The API discovery is a very useful feature. It is easy to use. A few months before, I did a demo to learn more. We can see which APIs are being used or not. It helps us discover and remove unused APIs. In our case, we found 20 APIs that were not used by the team. We use the CDN features. It's pretty easy to use the combination of CDN and Cloud WAF. It helps your Radware Cloud connect with the nearest server or the Redware server. We have multiple servers worldwide, so this is useful for us. Integration is very easy. Sometimes, we have 10 to 15 applications hosted on the cloud. It's very easy to add applications. It's not complicated. From the Radware cloud, it's integrated with our SOC. All the logs are received by the SOC.

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 Cloudflare is the GUI. You are able to control the solution very well through the interface. There is a lot of functionality that is embedded in the service."
"Cloudflare offers CDN and DDoS protection. We have the front end, API, and database in how you structure applications."
"The solution automatically detects and responds to certain types of traffic based on geolocation."
"The most valuable feature is its usability."
"When using services like Heroku, Cloudflare is very useful for CNAME flattening. I also use it for their end-to-end SSL with TLS authentication on nginx for securing servers."
"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."
"Easier http to https redirect using page rules"
"The most valuable feature of Cloudflare DNS is security."
"The solution integrates seamlessly with other tools and has a good alert mechanism."
"There is a quick switch between any of the the nodes if something goes wrong, where there's a there's an attack against a specific area. The security setup is reasonably easy. It's not a problem to do setups and rules and integrations. And, yeah, just the the back end team is also very willing to insist if there's questions that that we cannot answer or with these questions that we do have"
"The solution can be configured in just a couple of minutes."
"Imperva monitors all traffic, even customer access, to the web application. Then, Imperva uses features like signatures to identify attacks like cross-site scripting or SQL injection."
"The most important feature I have found to be the ease in how to do the backup and restores."
"Configuration for different application sources is most valuable. We can segregate the traffic that an application is carrying and identify the sizing in Imperva."
"Protection is the best solution since it has profile functionality."
"There are some features that are configured by default, so even without doing much, it can still provide a level of protection."
"It provides the first level of defense against external threats trying to come into the environment, but it's one of the many toolkits we use."
"I like that Cloud WAF provides me with lots of information. All the events and all the possible attacks appear in front of you, and false positives appear through different channels."
"I highly recommend this product to others because I'm satisfied with the mitigation and proactive protection."
"DDoS protection is a valuable feature that works efficiently."
"Radware Cloud WAF Service ensures our systems are stable, running smoothly, and blocking all attacks effectively."
"The isolation feature is the most important one because everything is going directly to Radware first and then it goes into our system. What we get is the filtered version of everything that would otherwise come directly to us."
"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."
"Geo-blocking is one of the most valuable features we use the most; most of our users are in North, Central, and South America, so we use geo-blocking to block access from other countries."
 

Cons

"There could be more courses with engineers. I like e-learning, however, having a specialist in a classroom is more comfortable for me."
"Areas like how assessment, discovery, and payload are dealt with and how it all comes into your organization can be considered when trying to make suggestions to Cloudflare for improvements."
"The tool needs to improve caching of servers. The product needs to include PFX certificate as well."
"Cloudflare could be improved by introducing a mid-tier pricing option."
"Even if I wanted to, I wouldn't be able to buy Cloudflare in my country."
"It would be beneficial for us if Cloudflare could offer a scrubbing solution. This would involve taking a snapshot of my website and keeping it live during a DDoS attack, ensuring uninterrupted service for our users. DDoS attacks are typically short in duration, and having Cloudflare maintain the site's availability from its secure network would enhance the overall user experience. I would appreciate it if Cloudflare could consider implementing this feature. Many organizations already utilize similar capabilities in their CDN platforms, where a static snapshot of the web page is displayed during DDoS attacks. In terms of features, Cloudflare needs to enhance its resilience and stay more focused on adopting new technologies. For instance, solutions like F5 XC Box, Access Solution, and Distributed Cloud Solution have impressive features, and Cloudflare should strive to match and exceed those capabilities. There's a need for improvement in areas like AI-based DDoS attacks and Layer 7 WAF features. Cloudflare should prioritize enhancements in areas such as behavioral DDoS and protection against SQL injection attacks, considering the prevalent trend of public exposure to the internet for business reasons. Overall, Cloudflare needs to invest more in advancing its feature set."
"The pricing could be improved."
"Latencies are always a problem."
"The UI interface needs improvement."
"The user interface could be better."
"The reporting is missing some features, such as: only two export formats, and the time period does not include the last day, week, year."
"One potential improvement for Imperva is enhancing its alert system."
"I don't really use it and therefore can't speak to areas of improvement."
"I am looking for more data enrichment. We should have the ability to add our own custom data to the system, to the live traffic."
"Imperva Web Application Firewall can improve by providing better features, such as improved prevention of zero-day attacks. Additionally, it should include a VR meta-analysis."
"Their portal is very limited and needs improvement."
"Management often asks for detailed reporting on attacks such as botnet and zero-day attacks, including the number of attacks within a month, week, or day. Improving dashboard capabilities to provide this information clearly for management is crucial."
"The integration part could be better."
"Radware's bot manager can be improved because it's very complicated to implement for apps. Radware could also add alerts by WhatsApp or Telegram. It only sends notifications via email or SMS."
"Radware needs to improve the certificate renewal process for customers who want to be secured with HTTPS."
"We receive many reports from our security team of IPs flagged by our security tools, such as Palo Alto. I cannot add the file containing the IPs to get them blocked; instead, I have to contact Radware support and open a ticket for them to do it. I need to be able to block flagged IPs myself, as it currently takes more time to open a ticket, contact the support team, and wait four to six hours for a response. I want to be able to upload a file with 2,000-3,000 IPs in the console and then apply and save the configuration."
"The connection between the front and back ends could be improved."
"They have a portal for webinar training but because we are in a Spanish-speaking country, it is difficult for us to watch them. Not all of us are fluent in English, but most of the courses and webinars are in English. That part could be improved..."
"Some of the tools are a bit difficult to navigate, and the user interface could be more user-friendly."
 

Pricing and Cost Advice

"Cloudflare's pricing is not much higher and is good for middle-level organizations."
"The tool is a premium product, so it is very expensive."
"So far I use free tier and happy with it. You can subscribe to business package if needed."
"That is one of the great features. I was able to access the majority of the features and services for free."
"The cost primarily depends on the size of the organization."
"There are no additional costs beyond the standard licensing fees."
"We are using the free tier of the solution."
"For Cloudflare, I recommend it heavily for small businesses with revenue under a couple of million dollars. Onboarding is easy, and they even have a free plan. This makes it simple for businesses in the $100,000-$500,000 range to try it out and see its value, allowing them to scale up their infrastructure as needed."
"There are a couple of different licensing models."
"The pricing is somewhat expensive. It is actually a huge investment when compared to other countries."
"Everybody complains about the price of this solution."
"Make sure you understand the way that Imperva charges. It's very affordable. However, I would like to see a package with the Virtual Patching included. You get to do patching separately."
"Imperva’s pricing is a bit higher in the market since it offers a full-blown WAF."
"There are some licenses that you have to buy to use some features. Its price could be better. Price is always important because, at the end of the day, customers have a budget. If you can meet the budget, you can sell, and if you don't, you cannot sell."
"The solution's pricing is an issue."
"It's an excellent product, but it can be very costly."
"We evaluated other options and, if I remember correctly, one of them was Fortinet, but they didn't seem as effective as Radware. But the price was the biggest difference. Radware had the best price for our type of network and level of scaling."
"I am not directly involved in pricing and setup cost discussions, but it seems that Radware offers a more cost-effective solution compared to F5. It is considered a good value for our budget."
"For the current market, the price for Radware Cloud WAF Service is exactly where we want it to be."
"The pricing is fair. We compared Radware to others using industry reviews and Radware is at the top right now."
"We are paying $20,000 annually for six licenses that provide basic WAF functionality."
"We are based in El Salvador and don't have a direct license with Radware; we purchase the license through resellers. The pricing is reasonable, as I managed an Akamai product in a previous position, and Cloud WAF is competitively priced."
"If you plan to deploy Cloud WAF, keep in mind that the product is priced based on the megabits of traffic that pass through and the number of transactions. You should get your requirements correct up front. The active attackers feed and CDN services cost extra, so you need to negotiate these features upfront."
"I believe the prices are fair."
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Top Industries

By visitors reading reviews
Educational Organization
21%
Computer Software Company
13%
Comms Service Provider
9%
Financial Services Firm
8%
Financial Services Firm
17%
Computer Software Company
13%
Insurance Company
7%
Manufacturing Company
6%
Computer Software Company
23%
Retailer
12%
Manufacturing Company
10%
Financial Services Firm
8%
 

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.
Is Citrix ADC (formerly Netscaler) the best ADC to use and if not why?
For ADC, any ADC can do a good job. But in case if you want to add WAF functionality to the same ADC hardware you hav...
DDoS solutions: Any other solutions to consider aside from Radware DDoS Protection Service and F5 Silverline DDoS Protection?
You can have a look to Imperva Cloud WAF, the anti-DDoS mitigation is under 1s and works very well. I observed a lot ...
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?
When comparing the pricing of Radware Cloud WAF Service, I would rate it as seven out of ten, with one being cheap an...
What needs improvement with Radware Cloud WAF Service?
There should be more customization options for the dashboard, as it is currently fixed and cannot be modified. Additi...
 

Also Known As

Cloudflare DNS
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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.
BlueCross BlueShield, eHarmony, EMF Broadcasting, GE Healthcare, Metro Bank, The Motley Fool, Siemens
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Find out what your peers are saying about Imperva Web Application Firewall vs. Radware Cloud WAF Service and other solutions. Updated: March 2025.
845,406 professionals have used our research since 2012.