⚡ Web Application Firewalls in Vietnam

Web Application Firewalls (WAF) are security solutions that inspect and filter incoming HTTP and HTTPS requests before they reach a web application.

Vietnam is a Southeast Asian country with a population of over 99 million people.

According to our research, web application firewalls are detected on 1.8% of websites from Vietnam.

Statistics based on 28K+ analyzed websites. About this data

⭐ Most Popular in 2026

The following chart shows the top WAF technologies in Vietnam in 2026, based on market share.

The most popular is F5 BIG-IP, which dominates the market with a substantial 60.6% share.
It is followed by Wordfence with 22.1% and Imperva WAF with 4.8%.

F5 BIG-IP 60.6%
Wordfence 22.1%
Imperva WAF 4.8%
Barracuda Load Balancer ADC 3.8%
Azure Front Door 3.6%
Azure Application Gateway 2.8%
NetScaler 1.6%
Sucuri CloudProxy 1%
AWS WAF Captcha 0.6%
FortiWeb 0.6%
SiteLock 0.4%
Ivanti vADC 0.2%
BitNinja 0.2%

🚀 Highlights

Here is a list of the top technologies that are more popular in Vietnam than worldwide.
Differences between global and country rankings are shown in parentheses.

1. F5 BIG-IP ^(-1)
3. Imperva WAF ^(-2)
4. Barracuda Load Balancer ADC ^(-7)
7. NetScaler ^(-5)
13. BitNinja ^(-6)

✨ Best WAF Technologies

Below is a more detailed list of 13 WAF technologies used on sites from Vietnam, ranked by their market share.

Rank	Name	Market share
1	F5 BIG-IP Seattle, Washington, United States An enterprise-grade application delivery controller and full reverse proxy platform for managing, securing, and optimizing web and API traffic. $3,200+/year	60.6%
2	Wordfence Seattle, Washington, United States A WordPress security plugin that provides a web application firewall and malware scanner to protect websites from hacking attempts, malicious traffic, and vulnerable code. Free$149+/year	22.1%
3	Imperva WAF San Mateo, California, United States Imperva Cloud WAF protects websites from automated vulnerability scans, Layer 7 DDoS attacks, and malicious bots. $7,000+/year	4.8%
4	Barracuda Load Balancer ADC Campbell, California, United States A unified high-performance platform that helps organizations achieve their availability, acceleration, application control, and application security objectives. $7,000+/year	3.8%
5	Azure Front Door Redmond, Washington, United States A cloud content delivery network service that offers Layer 7 load-balancing capabilities. $35+/month	3.6%
6	Azure Application Gateway Redmond, Washington, United States A managed web traffic load balancer and full reverse proxy that enables scalable, highly available, and secure web application delivery on Azure. $0.0255+/hour	2.8%
7	NetScaler Fort Lauderdale, Florida, United States An application delivery and security platform that provides high-performance load balancing, application delivery, and security solutions. $11,000+/year	1.6%
8	Sucuri CloudProxy Tempe, Arizona, United States A website application firewall that stops bad actors, speeds up load times, and increases website availability.	1%
9	AWS WAF Captcha Seattle, Washington, United States A feature of the AWS Web Application Firewall that helps protect web applications by requiring requests that match specific criteria to solve a captcha puzzle or silent challenge before proceeding. $$$	0.6%
⏳	FortiWeb Sunnyvale, California, United States A web application firewall that protects web applications and APIs from known and unknown exploits and zero-day threats. $3,400+	0.6%
11	SiteLock Scottsdale, Arizona, United States A cloud-based website security service that monitors websites and protects them from malware, vulnerabilities, and malicious traffic. $19.99+/month	0.4%
12	Ivanti vADC South Jordan, Utah, United States A software-based application delivery controller solution that delivers applications with predictable performance and strong multi-layered security and includes Virtual Traffic Manager, Services Director and Web Application Firewall. $$$	0.2%
13	BitNinja Debrecen, Hungary A server security suite with a centralized dashboard containing an AI-powered Linux malware scanner, IP reputation, WAF, and spam detection. Free$5+/month	0.2%

👉 See Also

🌎 WAF in other countries

🗃️ About This Data

We evaluate the popularity of technologies based on the number of websites where we detect their usage.
Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
This report is based on the analysis of 28,034 websites from Vietnam.
We currently track the presence of 23 WAF technologies across the web.
Of these, 13 were detected on websites from Vietnam.
Statistics were last calculated on October 7, 2026.
For more details, see our methodology and disclaimer.