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AWS WAF vs Fastly comparison

 

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

AWS WAF
Ranking in Web Application Firewall (WAF)
4th
Average Rating
8.0
Reviews Sentiment
7.0
Number of Reviews
61
Ranking in other categories
No ranking in other categories
Fastly
Ranking in Web Application Firewall (WAF)
20th
Average Rating
8.8
Reviews Sentiment
6.3
Number of Reviews
9
Ranking in other categories
CDN (8th), Distributed Denial-of-Service (DDoS) Protection (10th)
 

Mindshare comparison

As of February 2026, in the Web Application Firewall (WAF) category, the mindshare of AWS WAF is 5.6%, down from 10.8% compared to the previous year. The mindshare of Fastly is 1.4%, up from 1.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Web Application Firewall (WAF) Market Share Distribution
ProductMarket Share (%)
AWS WAF5.6%
Fastly1.4%
Other93.0%
Web Application Firewall (WAF)
 

Featured Reviews

Azam S M - PeerSpot reviewer
Infrastructure Lead at Danat Fz LLC
Has successfully filtered malicious traffic and allowed country-specific access controls
For improvement in AWS WAF, we can have better monitoring. One of the things that should be improved in AWS WAF is the monitoring; we need to identify the requests and where they are coming from. If it's a bot, we should differentiate the requests, whether they are automated or not. The way we see it now is just mentioned as a percentage from bots and actual users, which should include proper graphs and detailed information. We also need a feature where we can filter specific requests. If there are scripts in the requests, we should be able to filter those requests to see if there are any scripts running from them.
PP
Technical support engineer at Adobe
Optimized ecommerce performance and improved access control through image handling and IP filtering
I believe that Fastly should provide guidelines for their WAF blocking rules. It should be public what the rules are that are blocking their contents. I believe Fastly should provide regional IP addresses instead of POP IPs. Fastly should provide features similar to Cloudflare regarding a block list. Additionally, a POP address should be there with a wide range of IP addresses provided, public static IP addresses, so customers can integrate egress IPs. Fastly should provide WebP image processing on the backend instead of on the fly. It would be a very useful feature to avoid unnecessary time for browser to browser and local cookies. I believe that Fastly service has a few gaps. We are not getting quick responses from Fastly technical support engineers. Sometimes they depend on their D3 developers. There should be transparency.

Quotes from Members

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

Pros

"The interface is good."
"This product supplies options for web security for applications accessing sensitive information."
"The most valuable feature of the solution is the ability to integrate central sets. It protects from intrusion attacks such as scripting and SQL injections."
"AWS WAF acts as a barrier, analyzing HTTP communications between external users and web applications."
"They filter a lot of attacks out."
"As a basic WAF, it's better than nothing. So if you need something simple out of the box with default features, AWS WAF is good."
"The access instruction feature is the most valuable. This is what we use the most."
"We preferred the product based on its cost. AWS WAF is an out-of-the-box solution and integrates with the AWS services that we use. It's natively integrated with AWS."
"Its initial setup process is straightforward."
"The product's initial setup phase is straightforward."
"Support is good; the product works as advertised. We have a Slack connection with them. So we can basically ask for help, live, engage, and ring when they respond. Very quickly."
"The product helps our organization to access sites located in different regions quickly."
"Rate limiting is a good feature that protects from volumetric attacks."
"Fastly provides CDN, WAF, image optimization, and IP restriction."
"Compute@Edge features are valuable to me."
"Fastly combines both the CDN side and the Signal Sciences next-generation WAF, which is closely integrated with the CDN, allowing us to use both products seamlessly."
 

Cons

"One area that could be improved is the DDoS protection."
"The solution can improve its price."
"The default content policy available in the tool is not very strong compared to the competitors."
"For now, there is no feature to protect against attack of the bad bots"
"AWS WAF could improve by making the overall management easier. Many people that have started working with AWS WAF do not have an easy time. They should make it easy to use."
"AWS WAF can be improved if the dashboard is enhanced in such a way that everything will be displayed automatically without you going in there to see what is going on."
"We don't have much control over blocking, because the WAF is managed by AWS."
"The solution could improve by having better rules, they are very basic at the moment. There are more attacks coming and we have to use third-party solutions, such as FIA. The features are not sufficient to prevent all the attacks, such as DDoS. Overall the solution should be more secure."
"Support is not that great."
"The solution's pricing could be better."
"The product should provide improved bot detection and management."
"What I don't like about Fastly is that they charge a heavy price."
"It is missing a "staging" platform to deploy a test configuration with all of the real settings, which would allow us to properly test before putting it into production."
"Stronger analytics would be helpful, like showing configurations that haven't served a certain amount of traffic in a while. With many properties, things can get lost track of - duplicates or unused configurations not properly decommissioned."
"We are not getting quick responses from Fastly technical support engineers. Sometimes they depend on their D3 developers."
"Fastly's customer service area needs improvement."
 

Pricing and Cost Advice

"It's cheap."
"There are no separate licensing costs we pay for since it is included in the plan we purchase."
"I rate the product price a five on a scale of one to ten, where one is high price, and ten is low price"
"The solution is affordable."
"We are kind of doing a POC comparison to see what works best. Pricing-wise, AWS is one of the most attractive ones. It is fairly cheap, and we like the pricing part. We're trying to see what makes more sense operation-wise, license-wise, and pricing-wise."
"Its price is fair. There is a very fair amount that they charge. It has a pay-as-you-go model, so it pretty much depends on how much a user uses it. As per the cloud norms, the more you use, the more you pay. I would rate it a five out of ten in terms of pricing."
"On a scale from one to ten, where one is cheap and ten is expensive, I rate the solution's pricing a seven or eight out of ten."
"The solution's cost depends on the use cases."
"It is an expensive solution."
"The pricing has been very competitive."
"You need to pay a premium price for the tool."
"Fastly is less expensive than one of its competitors."
"The solution is cheaper than other products in the market."
"In my opinion, Fastly is priced competitively."
"I've generally found Fastly to be very competitive in pricing, especially around Compute@Edge."
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Top Industries

By visitors reading reviews
Financial Services Firm
15%
Computer Software Company
13%
Manufacturing Company
9%
Government
6%
Computer Software Company
10%
Comms Service Provider
10%
Financial Services Firm
10%
Retailer
9%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business22
Midsize Enterprise12
Large Enterprise26
By reviewers
Company SizeCount
Small Business5
Large Enterprise5
 

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 do you like most about Fastly?
Support is good; the product works as advertised. We have a Slack connection with them. So we can basically ask for help, live, engage, and ring when they respond. Very quickly.
What needs improvement with Fastly?
I believe that Fastly should provide guidelines for their WAF blocking rules. It should be public what the rules are that are blocking their contents. I believe Fastly should provide regional IP ad...
 

Comparisons

 

Also Known As

AWS Web Application Firewall
No data available
 

Overview

 

Sample Customers

eVitamins, 9Splay, Senao International
Twitter, Airbnb, Alaska Airlines, Pinterest, Vimeo, The Guardian, The New York Times, Ticketmaster, The Drupal Association, Opera, about.com, imgur, Etsy, Foursquare, GitHub, New Relic, shopify, Shazam, Firebase
Find out what your peers are saying about AWS WAF vs. Fastly and other solutions. Updated: December 2025.
881,360 professionals have used our research since 2012.