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AWS WAF vs F5 Silverline Managed Services comparison

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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
8.4
Reviews Sentiment
7.1
Number of Reviews
72
Ranking in other categories
CDN (1st), Distributed Denial-of-Service (DDoS) Protection (1st), Managed DNS (1st), Cloud Security Posture Management (CSPM) (14th)
AWS WAF
Average Rating
8.0
Reviews Sentiment
7.6
Number of Reviews
58
Ranking in other categories
Web Application Firewall (WAF) (1st)
F5 Silverline Managed Services
Average Rating
7.8
Reviews Sentiment
6.9
Number of Reviews
15
Ranking in other categories
Web Application Firewall (WAF) (27th), Distributed Denial-of-Service (DDoS) Protection (18th)
 

Featured Reviews

Spencer Malmad - PeerSpot reviewer
It's easy to set up because you point the DNS to it, and it's working in under 15 minutes
Cloudflare is highly scalable. Cloudflare is a system with a web portal that the end users like me see. It's a console where we can adjust the DNS, caching, and security features all in that console. Cloudflare owns thousands of servers across the world that cache the data. It's a powerful solution. When clients sign up for Cloudflare, they're getting this monster content delivery network, security, and a web application firewall in one. It's all rolled into one, and it's massive. Unless you have your website hosted on a massive hosting provider, there's no way that you can deliver the amount of data that Cloudflare can provide to the end users. If you have static content, there's no way that you can ever match what Cloudflare can do. Obviously, there are competitors to Cloudflare that do the same, but I'm saying other types of solutions. Let's say you go with F5. Great, that's on-prem. That's in your colo. You can't deliver as much data to the internet as you can with a CDN. You don't have to spend $20,000 on a net scaler, F5, or whatever Cisco's selling now. You don't have to buy that. You pay them $50 a month or $150 a month. It's totally worth it because even in five years, you'll never get the performance value, not just the actual ROI. You have to consider how much throughput you can get with Cloudflare.
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.
DejanBlagojevic - PeerSpot reviewer
Mitigates more bot activity when defending web applications than any other vendor but comes at a price
F5 Silverline Managed Services is expensive. You do get world-class quality of mitigation, but I think it is still pricey. You can find similar services, potentially of slightly lower quality, from other vendors like Cloudflare or Akamai for about half the price. When you compare what you get for the money you spend at Cloudflare or Akamai, you do get less protection but you are not dishing out too much for it. On the other hand, at F5 Silverline Managed Services, you do get better protection but, but you are paying double for it. We have had mixed feedback from our clients about this. Most of them would rather pay less for a bit of a lower-quality defense than overshoot their budget. The most common piece of feedback we receive is that the difference in protection levels is not reflected in the price.

Quotes from Members

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

Pros

"There are key things that are used for our enterprise customers, such as Lambda and DNS."
"Easier http to https redirect using page rules"
"The solution is stable, and the DNS servers are simple to use."
"The technical support is good."
"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."
"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 stable solution. I rate the stability a ten out of ten...I rate the scalability a ten out of ten."
"The most valuable feature of Cloudflare DNS is security."
"The solution is stable."
"The most valuable feature of AWS WAF is the extra layer of security that I have when connecting to my web applications."
"The most valuable feature is the way it blocks threats to external applications."
"It is Amazon. Everything is scalable. It is beyond what we need."
"AWS WAF is something that someone from a cloud background or cloud security background leverages. If they want to natively use a solution in the cloud, AWS WAF comes in handy. It's very useful for that, and the way we can fine-tune the WAF rules is also nice."
"The automation of blocking for security attacks is valuable, with AWS applying rate limiting."
"The simple configuration and the scalability have been most valuable. We are able to scale across all of our different AWS instances."
"We do not have to maintain the solution."
"The most valuable feature of F5 Silverline Managed Services is the benchmark performance."
"The product’s UI is easy to understand."
"The initial setup is very straightforward."
"We have a lot of businesses that we put behind this solution, and it has really helped us in terms of monitoring the logs and incidents."
"Most vendors fulfill the requirements for standard DDoS protection, but F5 Silverline Managed Services has a better understanding of defending web applications like HTTP and can mitigate more bot activity than any other vendor."
"The most valuable feature of F5 Silverline Managed Services is it becomes similar to a distributed architecture."
"The most valuable feature of F5 Silverline Managed Services is its cloud-native functionality and the high level of protection it provides."
"F5 Silverline offers load balancing, flexibility, and reliability."
 

Cons

"The product support needs to be accessible from more places, a wider area of coverage."
"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."
"Areas like how assessment, discovery, and payload are dealt with and how it all comes into your organization can be considered when trying to make suggestions to Cloudflare for improvements."
"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."
"An integrated SSO feature would be useful for Cloudflare DNS."
"Cloudflare does not have an on-premise solution. If they had different approaches they could be better suited to accommodate more customers, such as on-premise and hybrid deployments. For example, hybrid deployments would be useful where you could move the traffic from the enterprise to the cloud."
"It should have easier documentation for the configuration. It's very technical and people who aren't technical should also be able to do the configuration."
"It should be easier to collect the logs with companies like Sumo. However, based on my discussions with the salespeople, I understand that's how they make their money. With the enterprise product, they want people doing those kinds of enterprise features to do the logging. They want them to pay a lot of money, and that's where I have an issue with them. That should be a default. You should be able to get the log no matter what. The logging should be universal."
"When users choose the free service, there isn't great support available to them."
"It will be helpful if the product recommends rules that we can implement."
"I would like to see it more tightly integrated with other AWS services."
"We must monitor and clean up the WAF manually."
"It would be good if the solution provided managed WAF services."
"The solution should identify why it blocks particular websites."
"The technical support does not respond to bugs in the coding of the product."
"I would like to be able to view a graphical deployment map in the user interface that will give me an overview of the configuration and help to determine whether I have missed any steps."
"F5 Silverline Managed Services can improve by adding features that Palo Alto has."
"In terms of the scalability, this part is always so confusing because they are checking for packet count. Also, after an attack, they said that the throughput must be from gigabits but then I check my bandwidth and it is already done in gigabits. So it is a little bit confusing."
"The navigation is difficult to use."
"We'd like more AI to be used. Right now, they don't use it enough."
"F5 Silverline Web Application Firewall, being a new product in the market or comparatively related to a new product, currently supports less number of PoPs. They should introduce more PoPs. The current number of PoPs that they have is around 10 or 12, which is still relatively less as compared to 2,400 plus PoPs that Akamai offers. The user latency or the number of hops a user needs before reaching the actual web application is less in Akamai because it has its internal fabric to route the traffic. They need to spin up more data to increase its traffic handling capability. They can also include the bot detection capability, though it is a pretty advanced functionality. If they could include DataDome like functionality, that is, bot prediction, then F5 Silverline Web Application Firewall will be top-notch in the market."
"The price is high in comparison to other products."
"I just hope the price can be cheaper."
"There is room for improvement in the stability of the solution."
 

Pricing and Cost Advice

"We are using the free tier of the solution."
"When you compare Cloudflare DNS to other solutions, such as Akamai, the price is reasonable."
"The pricing for the service is reasonable, neither excessively cheap nor prohibitively expensive. It aligns well with the value of their solution."
"We don't have any issues with the price."
"The cost primarily depends on the size of the organization."
"So far I use free tier and happy with it. You can subscribe to business package if needed."
"The price is reasonable."
"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."
"AWS WAF has reasonable pricing."
"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."
"It's cheap."
"For our infrastructure, we probably pay around $16,000 per month for AWS WAF. Because alternative WAF solutions provide even more features, I think the AWS WAF is a bit pricey"
"The price of AWS WAF is reasonable, it is not expensive and it is not cheap."
"There are no separate licensing costs we pay for since it is included in the plan we purchase."
"AWS WAF has reasonable pricing."
"It's quite affordable. It's in the middle."
"The price of F5 Silverline Managed Services could be reduced."
"F5 Silverline Web Application Firewall works based on your bandwidth. They look at the clean bandwidth and do the pricing. 20% of a total pipe would be a clean bandwidth. The list price or a non-negotiated price for F5 Silverline Web Application Firewall would be around $2,200 per application per year for everything that you need. When you get into an enterprise kind of a setup, they negotiate this to the last bit. I would easily take 20% on that, which would be the cost, but it should cover all your Advance WAF features, bot protection, tech campaign, etc. It is built as a package and gives you most of the capability. You don't get the mobile SDK, which is an additional license. Mobile SDK is required only if you're buying or if you have a mobile application, and you are going to instrument F5 or Imperva into your mobile appliance. This anyways would be an additional module. It doesn't come within the WAF, but it is a WAF feature."
"The price of F5 Silverline Managed Services could be better, they are not very flexible. The price of the solution is based on the requirements of the enterprise."
"The product’s pricing is reasonable."
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Top Industries

By visitors reading reviews
Educational Organization
24%
Computer Software Company
13%
Comms Service Provider
8%
Financial Services Firm
8%
Computer Software Company
16%
Financial Services Firm
15%
Manufacturing Company
8%
Government
6%
Financial Services Firm
21%
Insurance Company
12%
Computer Software Company
11%
Comms Service Provider
9%
 

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 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. Im...
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 AWS WAF?
The most valuable feature of AWS WAF is its highly configurable rules system.
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...
 

Also Known As

Cloudflare DNS
AWS Web Application Firewall
F5 Silverline Web Application Firewall, F5 Silverline DDoS Protection
 

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.
eVitamins, 9Splay, Senao International
City Bank, Ricacorp Properties, Miele, American Systems, Bangladesh Post Office
Find out what your peers are saying about AWS WAF vs. F5 Silverline Managed Services and other solutions. Updated: January 2025.
838,713 professionals have used our research since 2012.