

NetScaler and AWS WAF are both contenders in the web application firewall sector. NetScaler has a slight advantage due to its robust Citrix integration and flexible deployment model, whereas AWS WAF leads when looking at cloud-native features and cost-effectiveness.
Features: NetScaler offers flexible deployment, seamless Citrix integration, and reliable load balancing. AWS WAF provides cloud-native integration, scalability, and extensive rule-making capabilities.
Room for Improvement: NetScaler users would like better support for scripting, easier configuration, and improved documentation. AWS WAF needs enhanced bot and DDoS protection, improved automation, and clearer documentation.
Ease of Deployment and Customer Service: NetScaler is versatile with on-premises and hybrid deployments but can be complex. AWS WAF's cloud-native nature simplifies deployment, although it offers less personalized service due to its self-service model.
Pricing and ROI: NetScaler is often perceived as costly due to high licensing fees, delivering good ROI through its robust functionality. AWS WAF's pay-as-you-go pricing is more cost-effective for cloud setups, although costs may increase with traffic and rule complexities. Despite this, its integration with AWS services ensures a strong ROI.
With AWS WAF, it is easier for us to block unwanted malicious DDoS attacks and threats from coming into our web application.
Resolving issues can take time because the support personnel may lack product expertise, leading to delays.
They reach out when you send them a ticket, and within 24 hours or less, someone is able to get back to you to solve your problem.
AWS WAF does scale in the sense that it is fully managed and has automatic scaling.
Since it protects web applications from common attacks such as SQL injection and XSS, it is very stable.
We faced issues with AWS WAF when writing the custom rules.
In terms of reliability, I would rate AWS WAF about six out of ten due to the need for improved signature sets.
If it's a bot, we should differentiate the requests, whether they are automated or not.
Compared to firewalls, WAFs generally provide limited stateful analysis capabilities.
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.
The licensing cost for AWS WAF is just pay-as-you-go; it is a service-based model.
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.
The biggest benefit of AWS WAF for us is to filter malicious requests, so we can protect our environment and application from malicious actors.
It has also helped to improve the posture of our application, prevent all DDoS attacks, and unnecessary traffic and SQL injection that is reducing the performance of our application.
AWS WAF is not stateful, it offers a time-saving solution with its custom rulesets that enhance security and simplify management.
| Product | Market Share (%) |
|---|---|
| AWS WAF | 5.8% |
| NetScaler | 4.2% |
| Other | 90.0% |

| Company Size | Count |
|---|---|
| Small Business | 22 |
| Midsize Enterprise | 12 |
| Large Enterprise | 26 |
| Company Size | Count |
|---|---|
| Small Business | 45 |
| Midsize Enterprise | 23 |
| Large Enterprise | 57 |
AWS Web Application Firewall (WAF) is a firewall security system that monitors incoming and outgoing traffic for applications and websites based on your pre-defined web security rules. AWS WAF defends applications and websites from common Web attacks that could otherwise damage application performance and availability and compromise security.
You can create rules in AWS WAF that can include blocking specific HTTP headers, IP addresses, and URI strings. These rules prevent common web exploits, such as SQL injection or cross-site scripting. Once defined, new rules are deployed within seconds, and can easily be tracked so you can monitor their effectiveness via real-time insights. These saved metrics include URIs, IP addresses, and geo locations for each request.
AWS WAF Features
Some of the solution's top features include:
Reviews from Real Users
AWS WAF stands out among its competitors for a number of reasons. Two major ones are its user-friendly interface and its integration capabilities.
Kavin K., a security analyst at M2P Fintech, writes, “I believe the most impressive features are integration and ease of use. The best part of AWS WAF is the cloud-native WAF integration. There aren't any hidden deployments or hidden infrastructure which we have to maintain to have AWS WAF. AWS maintains everything; all we have to do is click the button, and WAF will be activated. Any packet coming through the internet will be filtered through.”
NetScaler is an advanced application delivery controller providing load balancing, SSL offloading, and enhanced network performance. Users benefit from its robust security features, seamless Citrix integrations, and cost-effective infrastructure.
Designed to optimize and secure application delivery, NetScaler offers high availability and supports data centers with its load balancing and reverse proxy capabilities. It ensures effective traffic management and provides valuable insights into network health while integrating easily with Citrix products. Users appreciate its centralized management via ADM and flexible deployment options tailored to their infrastructure needs. However, there is room for improvement in its management tools, interface, and documentation, alongside a need for security enhancements and better licensing flexibility.
What are the most important features of NetScaler?NetScaler is implemented across sectors like healthcare, finance, and education to guarantee secure remote access, enhance application network management, and support virtual desktops. Its application gateways and VPN access capabilities make it ideal for industries needing secure and efficient connectivity solutions.
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