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Azure Front Door vs Imperva Web Application Firewall 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)
Azure Front Door
Average Rating
8.8
Reviews Sentiment
7.4
Number of Reviews
16
Ranking in other categories
CDN (2nd), Web Application Firewall (WAF) (13th), Microsoft Security Suite (18th)
Imperva Web Application Fir...
Average Rating
8.6
Reviews Sentiment
7.1
Number of Reviews
52
Ranking in other categories
Web Application Firewall (WAF) (7th)
 

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.
SayedAbdelrhman - PeerSpot reviewer
Provide bot protection and has proficient documentation
During our discussion with the internal Microsoft team about assessing our environment, they confirmed that we have sufficient security measures, especially regarding edge protection. Internally, we believe we are now certified. In the future, we could consider adding layer four protection from the firewall. Front Door combines CDN and WAF protection, so further enhancing its features could benefit both the customer and us. We monitor the number of users attempting to access our IP or DNS servers. When designing the system, we initially needed to ensure our environment was protected with a WAF. However, WAF is currently too costly for us, so we created private links and connected them to Front Door. Overall, I rate the solution an eight out of ten.
Mitesh D Patel - PeerSpot reviewer
Effectively defends against threats like cross-site scripting (XSS), SQL injection, and others
It does bring value. For example, consider a BFSI customer. Their application is critical and represents their brand. Without a WAF, an attack could take their application down, harming their reputation. It leads to hampering the customer's workflow. With an Imperva WAF, they protect against attacks like DDoS or SQL injection, ensuring their application remains available and customers are happy. That's the main benefit for both the customer and the organization. The impact depends on the customer's use case. If their business primarily operates online, a CDN is beneficial for traffic optimization. Moreover, the integration options depend on the specific use case of our customers. Generally, integration capabilities are good with SIEM (Security Information and Event Management) parts.

Quotes from Members

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

Pros

"Cloudflare consolidates various capabilities into one product, streamlining processes."
"The UI is good."
"It's a great product because it's scalable, has great coverage, and is mature with good defenses against DDoS attacks."
"Many websites require an SSL certificate because they sell stuff and want SSL. Cloudflare comes with an SSL certificate built in. It's automatic. You sign yourself up for Cloudflare, and an SSL certificate automatically protects your website. You don't necessarily need a certificate if you have a connection between your website and your host, the server, Cloudflare, and the host."
"Centralized, full-featured DNS."
"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."
"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."
"It is a fast and secure DNS."
"I particularly appreciate its load-balancing capabilities as it allows us to manage multiple instances and support a global presence effectively."
"Azure Front Door's advanced routing rules for traffic management are highly effective, allowing you to configure HTTP tags, change different header or header response values, configure origin domains, and add security to your Layer 7 using these routing rules."
"Azure Front Door provides DDoS protection and features related to WAF."
"The web application firewall is a great feature."
"I find the technical support excellent, and I rate it a ten."
"The solution is good."
"You can assign as many web application firewall policies as you want to the same instance of Front Door."
"It inspects the traffic at the network level before it comes into Azure. We can do SSL offloading, and it can detect abnormalities before the traffic comes into the application. It can be used globally and is easy to set up. It is also quite stable and scalable."
"The WAF itself has been very valuable to me because it has such a complete range of features. Another reason why I like it is because it also takes care of the total overview of the traffic over the network."
"If you are using the appliance as opposed to the virtual deployment, it can stand as the network layer-two and provide real transparency."
"The most important feature I have found to be the ease in how to do the backup and restores."
"The dynamic profiling of websites is the solution's most valuable feature. The security is also good."
"Protection is the best solution since it has profile functionality."
"I am impressed with the product's scalability, availability, easy management, and security. We were able to integrate the product with Azure and Sentinel."
"Imperva WAF's strongest features are the detection of web application threats and vulnerabilities in the source code."
"The solution integrates seamlessly with other tools and has a good alert mechanism."
 

Cons

"Even if I wanted to, I wouldn't be able to buy Cloudflare in my country."
"The timing aspect can lead to it being considered overpriced. This is a particular concern we have with Cloudflare, as they may struggle with accurately detecting the client."
"There could be more courses with engineers. I like e-learning, however, having a specialist in a classroom is more comfortable for me."
"Support response time could be improved."
"Sometimes their more advanced caching tools can cause higher first-byte times and problems with JavaScript."
"Latencies are always a problem."
"We're facing challenges due to an upgrade in the machine learning model. The problem arises from some users abusing the APIs, resulting in an influx of suspicious traffic. Cloudflare's learning model mistakenly identifies this traffic as human. Consequently, it assigns it a higher trust score, akin to legitimate human traffic, causing complications in our architecture. Previously, such traffic would have been categorized as suspicious, enabling us to apply appropriate blocking rules. However, we encounter difficulties distinguishing between genuine and suspicious traffic with the new categorization. Despite these challenges, overall, Cloudflare remains the preferred solution compared to Azure, AWS CloudFront, and Google Cloud Armor."
"Eventually, things go sideways and require fixes when it would have been easier to prevent the issue initially."
"The product's features are limited compared to Cloudflare. The tool also doesn't work well in a hybrid environment. I would like to see a way to add personalized APIs in the system."
"There is room for improvement and they're working on it."
"There could be improvements regarding its pricing for large-scale projects."
"In the tool, there needs to be a good amount of monitoring in the area of health probes to capture in front of what is happening."
"It lacks sufficient functionality."
"My suggestion for improvement would be to enhance the Data Export feature to include specific tables, particularly the Azure Diagnostics table."
"I dislike the URL set parameters."
"There could be improvements regarding its pricing for large-scale projects."
"An improvement for Imperva WAF would be to reduce the number of false positives and create more strong use cases based on AI/ML or behavioral analytics."
"The tool's UI is complicated. It would be best to have a more accessible UI dashboard to make the job easier."
"The only disadvantage of Imperva is that it is a pretty costly solution."
"The tool needs to improve CPU and storage memory."
"There's always room for improvement. Occasionally, there might be false-positive alerts."
"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."
"The support for the on-premises version needs improvement."
"Some of the features should be included in the next release is a file integrating monitoring tool. This feature should be improved."
 

Pricing and Cost Advice

"The pricing for the service is reasonable, neither excessively cheap nor prohibitively expensive. It aligns well with the value of their solution."
"The price of the solution is expensive."
"I think the pricing is competitive. I think as far as licensing is concerned it's pretty straightforward because it's based on domain. It's just that sometimes domains could be tricky with some customers."
"It's a premium model. You can start at zero and work your way up to the enterprise model, which has a very high pricing level."
"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."
"The product's pricing is cheap."
"I give the price a five out of ten."
"We are using the free version."
"The pricing of the solution is good."
"The product is expensive."
"It is on a pay-as-you-go basis."
"The solution is a bit expensive."
"The transition to the premium tier has led to increased costs, making it more expensive than the classic tier."
"Considering the standard licensing of the tool, even though we have not checked the billing as of now, it might not be very costly."
"There are a couple of different licensing models."
"Imperva’s pricing is a bit higher in the market since it offers a full-blown WAF."
"Licensing can range from one to twenty thousand dollars annually. Additionally, some features, including software support, require an annual subscription as well."
"Everybody complains about the price of this solution."
"The price of this solution is a little bit high compared to competitors."
"The tool is expensive."
"The solution's pricing is an issue."
"It is a very affordable solution."
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Top Industries

By visitors reading reviews
Computer Software Company
15%
Comms Service Provider
11%
Financial Services Firm
9%
Manufacturing Company
7%
Computer Software Company
16%
Financial Services Firm
13%
Manufacturing Company
9%
Government
7%
Financial Services Firm
15%
Computer Software Company
12%
Insurance Company
8%
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's the difference between Azure Front Door and Application Gateway?
We found Azure Front Door to be easily scaled and very stable. The implementation is very fast and Microsoft provides...
What is your experience regarding pricing and costs for Azure Front Door?
I am not sure about the pricing but believe Azure Front Door might require a higher cost due to its entry point nature.
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 ...
 

Also Known As

Cloudflare DNS
Azure Front-Door
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.
Information Not Available
BlueCross BlueShield, eHarmony, EMF Broadcasting, GE Healthcare, Metro Bank, The Motley Fool, Siemens
Find out what your peers are saying about Azure Front Door vs. Imperva Web Application Firewall and other solutions. Updated: July 2025.
865,295 professionals have used our research since 2012.