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Citrix NetScaler AppFirewall Earns “Recommended” Rating in NSS Labs Web Application Firewall Test

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Citrix today announced that the NetScaler AppFirewallTM web application security solution has completed testing by NSS Labs, the world’s leading information security research and advisory company. The results from the industry’s most comprehensive web application firewall (WAF) test revealed that NetScaler AppFirewall delivers the lowest total cost of ownership (TCO) per Protected Mbps. In today’s market of increased abundance of web and mobile applications, application firewalls are essential for protection from attacks and against the loss of valuable data. NetScaler AppFirewall is a core part of the wider suite of security services available on the Citrix NetScaler(R) platform to protect web assets in the datacenter and the cloud.

NSS Labs is known to conduct the most comprehensive third-party testing in the industry and provides real-world research and analysis to information security professionals and C-level executives. NSS Labs tested the NetScaler AppFirewall against their Web Application Firewall Methodology, which considers performance, security effectiveness, stability and reliability, management and configuration, and TCO. The NetScaler AppFirewall MPX 11520, in addition to passing all the test categories, outperformed its own published numbers and had the lowest TCO per Protected Mbps.

Key findings from the report highlight the exceptional firewall security capabilities provided by NetScaler include:

  • Lowest TCO per Protected Mbps in the Test – Delivers price performance to customers at up to 60 percent less cost than other vendors in the “Recommended” list.
  • Passed 99.77 percent of Web Application Firewall Tests – Passed comprehensive firewall security and policy enforcement requirements.
  • Passed 100% of Tested Evasions – Successfully identified and blocked attacks using evasion techniques.
  • Passed 100% of Stability and Reliability Tests

The full “NSS Labs Web Application Firewall Product Analysis Report: Citrix NetScaler AppFirewall MPX 11520” can be viewed on the Citrix website.

NetScaler AppFirewall

NetScaler AppFirewall defends some of the world’s largest web sites and is available as a standalone appliance or as part of the NetScaler App Delivery Controller with performance from 500Mbps to 18Gbps. It is available as a physical and virtual appliance or as a service.


Bob Walder, Founder and CTO at NSS Labs

“E-commerce and business depend on Web Application Firewalls to protect their customer and corporate data from online threats and are looking for solutions that combine high levels of security with a low total cost of ownership. Citrix NetScaler AppFirewall earned a ‘Recommended’ rating from NSS because it not only passed all security tests, but also had the lowest TCO per Protected Mbps and exceeded its own published numbers for performance.”


Sunil Potti, Vice President and General Manager, Networking, Cloud and Service Provider Group at Citrix

“Over the last few years, the cyber security landscape has evolved from brute force network-level threats to sophisticated application-oriented attacks. Attackers are moving their targets from traditional servers and operating systems up to web, mobile and cloud applications that handle mission-critical data. To combat these new threats, Citrix NetScaler AppFirewall has seen rapid worldwide adoption and is the centerpiece of our end-to-end application-centric security platform for mobile and cloud services. We are honored to be recognized by NSS Labs in a leadership position with the best TCO offering in the market. This recognition further amplifies the superior security capabilities built into NetScaler.”

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Citrix (NASDAQ:CTXS) is a leader in mobile workspaces, providing virtualization, mobility management, networking and cloud services to enable new ways to work better. Citrix solutions power business mobility through secure, personal workspaces that provide people with instant access to apps, desktops, data and communications on any device, over any network and cloud. This year Citrix is celebrating 25 years of innovation, making IT simpler and people more productive. With annual revenue in 2013 of $2.9 billion, Citrix solutions are in use at more than 330,000 organizations and by over 100 million users globally. Learn more at

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This release contains forward-looking statements which are made pursuant to the safe harbor provisions of Section 27A of the Securities Act of 1933 and of Section 21E of the Securities Exchange Act of 1934. The forward-looking statements in this release do not constitute guarantees of future performance. Those statements involve a number of factors that could cause actual results to differ materially, including risks associated with the impact of the global economy and uncertainty in the IT spending environment, revenue growth and recognition of revenue, products and services, their development and distribution, product demand and pipeline, economic and competitive factors, the Company’s key strategic relationships, acquisition and related integration risks as well as other risks detailed in the Company’s filings with the Securities and Exchange Commission. Citrix assumes no obligation to update any forward-looking information contained in this press release or with respect to the announcements described herein. The development, release and timing of any features or functionality described for our products remains at our sole discretion and is subject to change without notice or consultation. The information provided is for informational purposes only and is not a commitment, promise or legal obligation to deliver any material, code or functionality and should not be relied upon in making purchasing decisions or incorporated into any contract.

(c) 2014 Citrix Systems, Inc. Citrix, NetScaler, NetScaler AppFirewall and NetScaler App Delivery Controller are trademarks of Citrix Systems, Inc. and/or one or more of its subsidiaries, and may be registered in the U.S. Patent and Trademark Office and in other countries. All other trademarks and registered trademarks are property of their respective owners.

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