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AWS Shield vs Imperva Application Security Platform comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Dec 21, 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
Ranking in Distributed Denial-of-Service (DDoS) Protection
1st
Average Rating
8.6
Reviews Sentiment
7.0
Number of Reviews
78
Ranking in other categories
CDN (1st), WAN Optimization (4th), Managed DNS (1st), Domain Name System (DNS) Security (5th), Cloud Security Posture Management (CSPM) (10th)
AWS Shield
Ranking in Distributed Denial-of-Service (DDoS) Protection
5th
Average Rating
8.6
Reviews Sentiment
6.8
Number of Reviews
11
Ranking in other categories
No ranking in other categories
Imperva Application Securit...
Ranking in Distributed Denial-of-Service (DDoS) Protection
4th
Average Rating
8.6
Reviews Sentiment
7.0
Number of Reviews
134
Ranking in other categories
CDN (2nd), Web Application Firewall (WAF) (3rd), Bot Management (1st), API Security (2nd)
 

Mindshare comparison

As of February 2026, in the Distributed Denial-of-Service (DDoS) Protection category, the mindshare of Cloudflare is 16.6%, down from 18.0% compared to the previous year. The mindshare of AWS Shield is 4.4%, down from 6.7% compared to the previous year. The mindshare of Imperva Application Security Platform is 8.2%, up from 8.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Distributed Denial-of-Service (DDoS) Protection Market Share Distribution
ProductMarket Share (%)
Cloudflare16.6%
Imperva Application Security Platform8.2%
AWS Shield4.4%
Other70.8%
Distributed Denial-of-Service (DDoS) Protection
 

Featured Reviews

M.A. Faisal - PeerSpot reviewer
General Manager at bKash Limited
Advanced protection has secured critical web workloads and provides clear traffic visibility
From a security perspective, there remains a security loophole, as some browsers in the market can bypass the Turnstile solution, which requires approximately 40 seconds to do so. From a performance perspective, this is acceptable. We also tried Google reCAPTCHA, and that can also be bypassed. From a security perspective, I would say neither solution is completely secured. Regarding uptime, we have faced a couple of incidents due to Cloudflare in recent years, so I cannot say we receive 100% uptime for our region. We sometimes face challenges, including downtime and other issues. As a result, we are not receiving 100% uptime from Cloudflare's solution. Since most of our customers are in this region, we need alternatives. We need something more competitive than Cloudflare. Unfortunately, in Bangladesh, Cloudflare has three points of presence already, and we cannot find any other solution provider in Bangladesh as an alternative, which presents another challenge. Competitor solutions have more attack signatures, which ensure better security compared to Cloudflare's predefined configurations. Customers do not have options to modify any configuration parameters in Cloudflare, whereas other competitor solutions, such as F5 Distributed Cloud, allow customers to tune configurations according to their requirements. Cloudflare could improve in this area. Additionally, regarding visibility, Cloudflare has static visibility, but they could adopt dynamic graph features for their customers.
reviewer2767527 - PeerSpot reviewer
Lead Architect at a comms service provider with 1,001-5,000 employees
Has enabled multi-layered threat mitigation but still lacks deeper visibility for advanced application attacks
AWS Shield has limited coverage as it only protects against common and high-volume network and transport layer attacks, such as SYN floods. It does not provide inherent protection against more sophisticated layer 7 attacks such as HTTP floods. In such cases, integration with WAF is necessary, which results in additional costs for customers. To protect layer 7, layer 4, and layer 3, customers must implement both solutions. The service also has difficulties with static detection thresholds, which may not be sensitive enough to detect smaller application-specific attacks. While AWS Shield is a key security service, AWS should enhance their expert support with 24/7 response for complex attacks, which is currently limited.
reviewer1247523 - PeerSpot reviewer
Head of Sales Services Department at a comms service provider with 51-200 employees
Solution ensures website availability and proactive threat mitigation
Over the seven years, the most valuable features of Imperva DDoS that I have found are related to DDoS attacks, which are a group of attacks, and not all of them can be resolved on the endpoint level before the website. Using the web firewall before the website is a common use case to protect against malicious requests to the website. I have utilized Imperva's Intelligent Traffic Filtering feature. This feature helps me understand how the attack is progressing and what is happening inside the requests to our website. It allows me to granularly grant or deny access to certain parts of our website. This helps when we know our customers and the types of requests that can be sent from them, enabling us to block some malicious requests. Imperva DDoS has User Behavior Analytics and Threat Intelligence on its board, and this helps us to be protected proactively. Imperva DDoS connects to its database of threats, storing whole information about attacks all over the world in one simple engine. Everyone can use this feature, which can connect to this engine and get information about what is going on at the world level. That is the way to be protected at the company's level. The integration capabilities of Imperva DDoS are very easy and simple. We can run it in 2 hours.

Quotes from Members

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

Pros

"The tool is user-friendly."
"There are key things that are used for our enterprise customers, such as Lambda and DNS."
"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."
"Its ease of integration with Office 365 and the fact that it's a good product compared to what I had before"
"It is a fast and secure DNS."
"It's a great product because it's scalable, has great coverage, and is mature with good defenses against DDoS attacks."
"The features of Cloudflare were found to be more beneficial and led to the decision to utilize it over other options."
"The technical support is good."
"The product is easy to use."
"AWS Shield is aligned with the web application firewall (WAF), and they work seamlessly together, primarily working with Elastic Load Balancer, CloudFront, and Route 53 for CDN and DNS services protection."
"It is quite scalable, and we have not faced any issues with its scalability."
"The automatic detection and mitigation of DDoS attacks in the product operates in real-time and provides satisfactory results."
"The product has a good mechanism to analyze trends and trigger events."
"AWS Shield offers numerous protection features that are crucial at the application layer, safeguarding users from distributed denial of service attacks, man-in-the-middle assaults, and hacker orchestrations."
"The solution operates smoothly at its baseline level, and we do not encounter any issues at that level."
"It is integrated with AWS. So, it gives you a good first step."
"Very intuitive and granular configuration - It does not require much time, or advanced knowledge, for configuration and maintenance."
"The tool's profiling feature maps all the web application directories and related components on the profile directory. It has improved the security of my client's website applications."
"I like the user-friendly interface."
"Data masking is the most valuable feature of this solution."
"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."
"It mitigates all of the availabilities of risks around web applications."
"The solution has been quite stable. I have not seen any bugs at all."
"Its unique interface for managing security performance and ease of use are the most valuable features of this solution."
 

Cons

"There should be a specific price list for enterprise-level customers."
"An integrated SSO feature would be useful for Cloudflare DNS."
"It should confirm audit findings of the assigned area with auditees to ensure that the audit conclusions are based on an accurate understanding of the issues."
"There might be helpful if there was some web application firewall feature."
"Cloudflare should add more documentation and pricing to the cloud version."
"Even if I wanted to, I wouldn't be able to buy Cloudflare in my country."
"The product needs to improve its automation."
"The solution could be more user-friendly."
"The product needs to improve its logs and reports to make it read better."
"We end up having to pay extra for features that AWS adds that we don't need."
"AWS Shield has limited coverage as it only protects against common and high-volume network and transport layer attacks, such as SYN floods."
"The network has been experiencing frustrating performance issues today, which is not typical for Nigeria."
"The product is expensive."
"The time taken to detect anomalies must be reduced."
"Perhaps the time required to detect anomalies can be reduced. Presently, it takes some time to determine whether a situation is normal or abnormal."
"There is an area for improvement regarding health checks. AWS Shield does not come with its own health check functionality."
"Imperva Web Application Firewall could improve the console by making it easier to use."
"I miss being able to integrate the dashboard with other BI tools we are using. We have to export and import data to be able to present it, and doing so is a lot of work."
"Users would benefit from better documentation. There is official documentation, but sometimes we need more detail. We have some use cases that are not so run of the mill. It would be great if there was a knowledge base that we could go to for more answers."
"I would like to improve the tool's turnaround time in terms of support."
"Imperva Web Application Firewall is very expensive."
"I don't really use it and therefore can't speak to areas of improvement."
"I'd like the option to pick your bot protection."
"The product could use a broader scope in the area of policies."
 

Pricing and Cost Advice

"We are using the free version."
"Cloudflare's pricing is not much higher and is good for middle-level organizations."
"The solution has many features but there are ones that you need to pay for. Sometimes you have to find out which is available for free and which you have to pay for."
"The pricing depends on the usage, but the cheapest would be around 5,000 USD a month."
"The cost primarily depends on the size of the organization."
"We don't have any issues with the price."
"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."
"We are using the free tier of the solution."
"The tool's pricing is good."
"It depends on your subscription level and the volume that you're spending with AWS. So, it is very relative to the consumption alignment in your subscription level. It is a well-constructed, scalable pricing option, but it is relative to how much you're spending on AWS. Because the more you spend, typically, the more you get off on services like this. I find it to be comparable to other solutions."
"The cost depends on traffic each month, so on average, it costs us between US$200 and US$300 per month."
"We pay $3000 per month for the solution."
"The tool is cheap."
"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."
"It's an excellent product, but it can be very costly."
"The cost of this solution depends on the platform."
"It is not expensive compared to the other similar solutions in this category."
"Imperva Web Application Firewall's pricing is expensive."
"There is a license for this solution and we purchase the license annually with no additional fees."
"It is expensive."
"I rate the product price a four on a scale of one to ten, where one is a low price, and ten is a high price."
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Comparison Review

it_user68487 - PeerSpot reviewer
Security Expert with 51-200 employees
Nov 6, 2013
CloudFlare vs Incapsula: Web Application Firewall
CloudFlare vs Incapsula: Round 2 Web Application Firewall Comparative Penetration Testing Analysis Report v1.0 Summary This document contains the results of a second comparative penetration test conducted by a team of security specialists at Zero Science Lab against two cloud-based Web…
 

Top Industries

By visitors reading reviews
Financial Services Firm
11%
Comms Service Provider
10%
Computer Software Company
9%
Manufacturing Company
8%
Comms Service Provider
12%
Computer Software Company
10%
Financial Services Firm
9%
Insurance Company
8%
Financial Services Firm
12%
Manufacturing Company
9%
Computer Software Company
9%
Comms Service Provider
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business46
Midsize Enterprise8
Large Enterprise26
By reviewers
Company SizeCount
Small Business3
Midsize Enterprise1
Large Enterprise7
By reviewers
Company SizeCount
Small Business84
Midsize Enterprise25
Large Enterprise61
 

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 do you like most about AWS Shield?
We have integrated the tool with Active Directory. The most important feature is that it's transparent and doesn't de...
What is your experience regarding pricing and costs for AWS Shield?
The pricing structure for AWS Shield is fair, yet it depends on the specific protections chosen. Enabling Shield Adva...
What needs improvement with AWS Shield?
Services always benefit from improvements, including AWS Shield. With respect to the Web Application Firewall, curren...
Which Web Application Firewall (WAF) would you recommend? R&S or Imperva?
Imperva is a strong choice, given their security focus and ongoing R&D into the product in areas such as bot mana...
What do you like most about Imperva Incapsula?
We use Imperva DDoS to stop DDoS attacks and reduce the amount of unwanted queries against web services or web scraping.
What is your experience regarding pricing and costs for Imperva DDoS?
The pricing, setup costs, and licensing of Imperva DDoS are reasonable for the amount of technical capabilities provi...
 

Also Known As

Cloudflare DNS
No data available
Imperva Bot Management, Imperva Web Application Firewall, Imperva API Security
 

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.
netflix, dow jones, mapbox, pearson, rovio, youview, moviestar planet, asurion, payplug, hour of code
Hitachi, BNZ, Bitstamp, Moz, InnoGames, BTCChina, Wix, LivePerson, Zillow and more.
Find out what your peers are saying about AWS Shield vs. Imperva Application Security Platform and other solutions. Updated: February 2026.
882,606 professionals have used our research since 2012.