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Imperva Web Application Firewall vs Microsoft Azure Application Gateway comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Jul 27, 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 Web Application Fir...
Average Rating
8.6
Reviews Sentiment
7.1
Number of Reviews
52
Ranking in other categories
Web Application Firewall (WAF) (7th)
Microsoft Azure Application...
Average Rating
7.4
Reviews Sentiment
6.9
Number of Reviews
48
Ranking in other categories
Application Delivery Controllers (ADC) (3rd), Web Application Firewall (WAF) (3rd)
 

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.
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.
Bonieber  Orofeo - PeerSpot reviewer
Application gateway optimizes performance and simplifies cloud transitions
There are a lot of things I appreciate about Microsoft Azure Application Gateway. Microsoft Azure Application Gateway is beneficial for us as it helps in publishing our website, providing us comfort when it comes to the availability of our applications. The autoscaling feature in Microsoft Azure Application Gateway is very obvious, and I have no issues with it; it is well planned and organized. Microsoft Azure Application Gateway impacts our cost savings while maintaining higher performance. The Web Application Firewall (WAF) in Microsoft Azure Application Gateway has been very effective in protecting applications from security threats. Microsoft Azure Application Gateway helps us manage our AI-driven applications by enabling faster transactions, improving our work.

Quotes from Members

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

Pros

"I get a lot of value from Cloudflare's API because it enables you to build a separate environment inside the solution. You can create a domain for performing test requests before you move to the production environment and connect various domains."
"Even when there is a high load on our servers, Cloudflare is able to cache the data and serve it to users, ensuring they can still access the website."
"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."
"It is a fast and secure DNS."
"It is easier to configure and develop documentation to see how we have configured firewalls."
"The most valuable feature of Cloudflare DNS is security."
"Cloudflare is a security SaaS provider that provides security and protects us from any application layer attack."
"DDoS attacks target unprotected machines. Cloudflare detects and stops these attacks using internal systems. It identifies incoming DDoS attacks, issuing challenges or blocking them immediately."
"There are many features. There is ease of deployment. You can deploy the Imperva Web Application Firewall in two to three minutes. After that, you have to set the policies. For setting policies, you have toggle buttons. You can turn something on or off."
"Learning mode and custom policies are helpful features."
"It mitigates all of the availabilities of risks around web applications."
"It is easy to use and has good security."
"The configurability of the tools and the ease of operation to be the most valuable feature of Imperva."
"The solution can be configured in just a couple of minutes."
"I am impressed with the product's scalability, availability, easy management, and security. We were able to integrate the product with Azure and Sentinel."
"The solution is cloud-based and offers us good uptime. It has combined web and API security. Therefore, with one license, you access both application security and also API security."
"Microsoft Azure Application Gateway is an easy-to-use solution."
"The solution has built-in rules that reduce alerts and are easy to configure."
"Microsoft Azure Application Gateway gives us a lot of benefits, including domain mapping."
"The solution's integration is very good."
"WAF feature replicates the firewall."
"Load balancing and web application firewall features are the most valuable."
"We can control what rules should be used and what should be disabled."
"Microsoft has a vast variety of tools, and it blends very well."
 

Cons

"Cloudflare doesn't have a reverse lookup. We can only do a DNS lookup to get the IP address from the hostname. It doesn't work if you want to look up the hostname from an IPA address."
"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."
"Cloudflare's console should be made more user-friendly."
"If they improve on the placement of their data centers, it would be better. I'm living in a remote area. I would like to connect to them without any kind of lag."
"DNS Management."
"Cloudflare should add more documentation and pricing to the cloud version."
"The product support needs to be accessible from more places, a wider area of coverage."
"The solution could be more user-friendly."
"Their portal is very limited and needs improvement."
"There is nothing specific where the application firewall is falling short."
"The only disadvantage of Imperva is that it is a pretty costly solution."
"If they can bring in generative AI features, that would be useful."
"It's a complicated tool to keep."
"The process to upgrade from one version to another can be a lot simpler than it is currently."
"I'd like the option to pick your bot protection."
"The Imperva Web Application Firewall automations are good, but there is still room for improvement with them."
"There is room for improvement in the pricing model."
"Implementing and standardizing the solution across the IT landscape in a heterogeneous environment is painful."
"The user interface could be better."
"Microsoft Azure Application Gateway is not scalable."
"It is a bit tricky to configure. You've got to have a very specific format to configure it. They should make it a little bit easier to configure. Mapping the certificates into it isn't easy, and it could be better. Currently, you've to write a bit of automation to pull certificates directly to HTTPS."
"The tool's pricing could be improved."
"Microsoft needs to work on their documentation."
"The solution should provide more security for certificate-based services so that we can implement more security on that."
 

Pricing and Cost Advice

"I give the price a five out of ten."
"The product's pricing is cheap."
"So far I use free tier and happy with it. You can subscribe to business package if needed."
"There are no additional costs beyond the standard licensing fees."
"We are using the free tier of the solution."
"The pricing for the service is reasonable, neither excessively cheap nor prohibitively expensive. It aligns well with the value of their solution."
"The price is reasonable."
"The solution is expensive when compared to other products but offers unlimited bandwidth."
"The cost of this solution depends on the platform."
"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."
"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."
"Imperva Web Application Firewall price is higher compared to other solutions. However, everything is included in the price."
"It is a very affordable solution."
"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 pricing is somewhat expensive. It is actually a huge investment when compared to other countries."
"The tool's pricing model is pay-as-you-go."
"Microsoft Azure Application Gateway is a pretty affordable product. My company needs to make yearly payments towards the licensing costs of the solution. The additional costs apart from the licensing costs of the solution vary."
"There is a need to pay a fixed price per month to use the product. There are no additional payments to be made to Microsoft apart from the charges paid towards the monthly licensing costs attached to the solution."
"The solution is reasonably priced."
"Microsoft Azure Application Gateway has less price than other application gateway solutions."
"The pricing is based on how much you use the solution."
"I rate the price of Microsoft Azure Application Gateway an eight out of ten."
"The solution is fairly priced."
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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%
Financial Services Firm
15%
Computer Software Company
12%
Insurance Company
8%
Manufacturing Company
7%
Computer Software Company
15%
Financial Services Firm
11%
Government
8%
Manufacturing Company
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'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...
How does AWS WAF compare to Microsoft Azure Application Gateway?
Our organization ran comparison tests to determine whether Amazon’s Web Service Web Application Firewall or Microsoft...
What do you like most about Microsoft Azure Application Gateway?
Application Gateway automatically redirects unwanted users and takes care of the security aspect. It also handles the...
 

Also Known As

Cloudflare DNS
No data available
Azure Application Gateway, MS Azure Application Gateway
 

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
Lilly, AccuWeather, AIRFRANCE, Honeywell
Find out what your peers are saying about Imperva Web Application Firewall vs. Microsoft Azure Application Gateway and other solutions. Updated: July 2025.
865,295 professionals have used our research since 2012.