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AWS WAF vs Azure Web Application Firewall comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Apr 20, 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
7.7
AWS WAF adds security, appreciated despite costs, by integrating with AWS to block attacks and protect investments effectively.
Sentiment score
6.0
Azure WAF cuts costs, eliminates third-party needs, improves ROI, meets security requirements, and offers reliable, favorable protection.
AI-based recommendations save on time and money.
Recently, they have been under serious attack with major exploits, such as Log4j, affecting Fortinet and Palo Alto, and even Cisco and VMware.
 

Customer Service

Sentiment score
6.8
AWS WAF support is generally well-regarded but faces criticism for slow responses and limited flexibility, especially in lower tiers.
Sentiment score
7.1
Azure Web Application Firewall support varies; premium plans offer better service, while others find self-reliance sufficient.
Resolving issues can take time because the support personnel may lack product expertise, leading to delays.
I hardly use Microsoft's paid subscription or maintenance services, however, whenever I send them a note, they have been responsive.
I am very satisfied with the response from Microsoft dedicated architects if it happens that I have to call for their support.
 

Scalability Issues

Sentiment score
7.9
AWS WAF is highly scalable, effectively handling diverse needs and traffic load, earning positive feedback across multiple sectors.
Sentiment score
7.6
Azure Web Application Firewall offers flexible scaling options, dependent on subscription, with high ratings for managing large deployments.
Some Azure applications, like the web application firewall, require a certain level of SKU for hosting setup.
 

Stability Issues

Sentiment score
8.4
AWS WAF is consistently praised for its stability, reliability, and strong performance, with high ratings for dependable service.
Sentiment score
8.0
Azure Web Application Firewall is stable and reliable, with rare performance issues, mainly solved by system restart.
In terms of reliability, I would rate AWS WAF about six out of ten due to the need for improved signature sets.
Very rarely do I see any latency issues.
 

Room For Improvement

AWS WAF needs better interface, automation, documentation, pricing, rules management, integration, threat detection, user support, and billing.
Azure WAF needs improvements in management, deployment simplicity, affordability, IP support, and comprehensive documentation for better user experience.
Compared to firewalls, WAFs generally provide limited stateful analysis capabilities.
Features like bot protection or DDoS mitigation, available with other WAF vendors, do not come natively with AWS WAF.
Upgrading the platform regularly is necessary for security, however, frequent updates every six months or year from Azure can be a maintenance overhead.
 

Setup Cost

AWS WAF's flexible and scalable pay-as-you-go pricing suits diverse needs, offering competitive rates compared to other vendors.
Enterprise users find Azure Web Application Firewall cost-effective and straightforward compared to AWS and GCP, especially in Brazil.
Due to our status as an AWS shop, AWS WAF is cost-effective for us, and we benefit from discounts due to our extensive use of AWS services.
It is even a lower cost compared to AWS and GCP.
Sometimes, when opting for a higher SKU, it's not the WAF itself that's costly but the additional requirements.
 

Valuable Features

AWS WAF offers scalable, user-friendly protection with advanced AI, DDoS defense, and seamless AWS integration at an affordable price.
Azure Web Application Firewall offers scalable, easy-to-configure protection with flexible pricing, enhancing security against DDoS and unauthorized access.
The cloud-native nature of AWS is crucial since most of our workload is in AWS, making AWS WAF native to Amazon Web Services.
AWS WAF is not stateful, it offers a time-saving solution with its custom rulesets that enhance security and simplify management.
With Microsoft, everything is within a single suite, making it easier to configure and plan.
It is almost impossible to access these assets from outside, requiring a very skilled attacker to obtain asset tokens of a customer using Azure.
 

Categories and Ranking

AWS WAF
Ranking in Web Application Firewall (WAF)
1st
Average Rating
8.0
Reviews Sentiment
7.6
Number of Reviews
59
Ranking in other categories
No ranking in other categories
Azure Web Application Firewall
Ranking in Web Application Firewall (WAF)
12th
Average Rating
8.6
Reviews Sentiment
7.1
Number of Reviews
13
Ranking in other categories
Microsoft Security Suite (20th)
 

Mindshare comparison

As of June 2025, in the Web Application Firewall (WAF) category, the mindshare of AWS WAF is 9.9%, down from 13.5% compared to the previous year. The mindshare of Azure Web Application Firewall is 4.4%, down from 4.7% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Web Application Firewall (WAF)
 

Featured Reviews

Kavin Kalaiarasu - PeerSpot reviewer
AWS's cloud-native security simplifies rule enforcement but needs better DDoS integration
The dashboarding could be improved, and the default metrics provided by AWS WAF could be upgraded. The rate at which AWS updates their managed rule sets could be better. Features like bot protection or DDoS mitigation, available with other WAF vendors, do not come natively with AWS WAF. Instead, they are part of AWS Shield. Providing DDoS protection as part of their WAF solution would be beneficial.
Mano Senaratne - PeerSpot reviewer
Comprehensive suite simplifies configuration while frequent updates require management
Mainly, it comes with the complete suite of Microsoft services. I can use it in conjunction with the best options and other features that come with it. Configuration is much easier than using different platforms. For example, if I have hosted the application in AWS and am using the Application Firewall from Azure, there are certain additional steps to follow when configuring them. With Microsoft, everything is within a single suite, making it easier to configure and plan. Azure continually upgrades platforms and sends us messages to upgrade to the next version, simplifying the process. Later, it's much easier if I want to upgrade the software platform, scale it, or move it to a different application host as the whole suite comes together. The return on investment is good. If I am doing applications for clients, I can invoice them for better costs. Most applications that I run and use have a better return on investment.
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Top Industries

By visitors reading reviews
Computer Software Company
16%
Financial Services Firm
15%
Manufacturing Company
8%
Government
6%
Computer Software Company
18%
Financial Services Firm
12%
Manufacturing Company
11%
Government
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What are the limitations of AWS WAF vs alternative WAFs?
Hi Varun, I have had experienced with several WAF deployments and deep technical assessments of the following: 1. Imperva WAF 2. F5 WAF 3. Polarisec Cloud WAF Typical limitations on cloud WAF is t...
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 Azure Application Gateway web application firewall software was the better fit ...
What do you like most about AWS WAF?
The most valuable feature of AWS WAF is its highly configurable rules system.
What is your experience regarding pricing and costs for Azure Web Application Firewall?
The pricing is okay at the moment. Sometimes, when opting for a higher SKU, it's not the WAF itself that's costly but the additional requirements. A higher SKU application hosting platform adds to ...
What needs improvement with Azure Web Application Firewall?
While using it, I identified certain areas where it would have been good to have additional features. Right now, I can't recall any specific instances. Seamless integration is good, yet having mult...
 

Also Known As

AWS Web Application Firewall
No data available
 

Overview

 

Sample Customers

eVitamins, 9Splay, Senao International
Information Not Available
Find out what your peers are saying about AWS WAF vs. Azure Web Application Firewall and other solutions. Updated: June 2025.
856,873 professionals have used our research since 2012.