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Web Application Firewalls (WAF)

Protect your web apps from attacks with our advanced Web Application Firewalls. Secure your data.

Try these 41 AI Web Application Firewalls (WAF) Tools

Airlock Digital
Free

Airlock Digital View Airlock Digital

Airlock Digital offers an advanced application allowlisting solution, built on years of practical experience in high-security environments. Unlike reactive blocklisting methods, Airlock proactively secures systems by permitting only explicitly trusted applications to execute, effectively neutralizing unknown threats before they can cause harm. Designed with business workflows in mind, it simplifies implementation and maintenance, providing robust security and compliance assurance for diverse enterprises.

Application Allowlisting (Whitelisting)
Proactive Threat Prevention
Supports Complex Business Workflows
Astra Security
Free

Astra Security View Astra Security

Astra Security offers a robust, all-in-one website security platform designed to safeguard your digital assets in real-time. It provides comprehensive protection against a wide array of cyber threats, including malware, SQL injection, XSS attacks, DDoS, and more, through a layered security approach. By integrating advanced Web Application Firewall capabilities, proactive Vulnerability and Penetration Testing, and professional Incident Response, Astra empowers organizations to significantly reduce cyber risk and enhance their overall security posture.

Real-time malware and hacker protection
Web Application Firewall (WAF)
SQLi, XSS, DDoS, LFI, RFI defense
BankVault
Free

BankVault View BankVault

BankVault offers unparalleled online transaction security through its innovative remote isolation technology. By creating a pristine, temporary secure browser environment for sensitive operations like banking and cloud transacting, BankVault effectively neutralizes threats from local machine malware, including keyloggers and spyware. This advanced solution ensures complete user immunity by completely bypassing the user's potentially compromised operating system.

Remote Isolation Technology
Pristine, Temporary Secure Browser
Sidesteps Local Machine Vulnerabilities
Bowbridge
Free

Bowbridge View Bowbridge

Bowbridge offers specialized anti-virus and application security solutions expertly crafted for SAP systems. Leveraging deep expertise in both cybersecurity and SAP environments, Bowbridge provides robust protection against sophisticated cyber threats while ensuring seamless integration with SAP's native interfaces. These solutions deliver powerful security without compromising system performance, safeguarding critical SAP data and applications for leading global organizations.

Specialized anti-virus for SAP environments
Comprehensive application security solutions
Deep integration with SAP interfaces
C/side (cside)
Free

C/side (cside) View C/side (cside)

C/side provides an advanced, autonomous solution for delivering, monitoring, securing, and optimizing third-party JavaScript in the browser. Leveraging AI and historical context, C/side goes beyond traditional threat intelligence by continuously analyzing script behavior and payload across numerous websites to detect and prevent emerging threats in real-time. Our robust system monitors over 70 attributes and employs sophisticated AI detection mechanisms, establishing C/side as the most advanced and proactive defense against browser-side risks.

Fully autonomous third-party script detection
AI-driven behavioral and payload analysis
Real-time monitoring and optimization
CloudLayar
Free

CloudLayar View CloudLayar

CloudLayar offers robust cloud-based website firewall protection designed for unparalleled simplicity and effectiveness. Safeguard your online presence against sophisticated threats including hackers, DDoS attacks, malware, and malicious bots, ensuring website availability and data integrity. Experience powerful, accessible security without the need for deep technical expertise.

Comprehensive Website Firewall
Protection Against Hackers
DDoS Attack Mitigation
CodeSealer
Free

CodeSealer View CodeSealer

CodeSealer offers a revolutionary, invisible end-to-end user interface protection solution designed to comprehensively neutralize Man-in-the-Middle (MitM) and Man-in-the-Browser (MitB) threats. Leveraging a unique web security architecture, CodeSealer integrates seamlessly with your existing infrastructure without requiring any end-user device installation or application modification, ensuring effortless maintenance and zero upfront investment.

Invisible End-to-End User Interface Protection
Eliminates Man-in-the-Middle (MitM) Vulnerabilities
Eliminates Man-in-the-Browser (MitB) Vulnerabilities
CyberFend
Free

CyberFend View CyberFend

CyberFend, now part of Akamai Technologies, provided an advanced security solution designed to safeguard web and mobile applications against sophisticated threats like account takeover, payment fraud, and credential stuffing. Leveraging a unique approach that combines human cognitive science with cutting-edge machine learning, CyberFend delivered highly accurate detection with exceptionally low false positive and negative rates. This robust system processed billions of transactions monthly for leading e-commerce, web, and payment platforms, demonstrating its effectiveness at scale.

Protects web and mobile applications from advanced attacks
Detects account takeover and payment fraud
Utilizes human cognitive science and advanced machine learning
Dhound
Free

Dhound View Dhound

Dhound offers expert manual web application penetration testing, meticulously identifying vulnerabilities to safeguard your digital assets. Our comprehensive delivery ensures your applications meet stringent security and compliance standards, proactively defending against real-world threats before they can be exploited. Partner with Dhound for confidence in your system's security, backed by a passionate commitment to a safer web.

Dedicated manual penetration testing.
Comprehensive vulnerability identification.
Compliance and security standard adherence.
F1 Security
Free

F1 Security View F1 Security

F1 Security delivers advanced, cloud-based web security solutions engineered by seasoned cybersecurity consultants. Our integrated suite, including a Web Application Firewall (WEBCastle), Anti-WebShell (WSFinder), and Website Malware Detection (WMDS), leverages a patented US malware detection algorithm and microservices architecture to fortify your digital assets. Designed for immediate deployment without hardware, F1 Security offers a centralized cloud management system, empowering organizations across government, enterprise, SME, and MSSP sectors to build a more resilient web environment against sophisticated threats.

Patented US Malware Detection Algorithm
Microservices Architecture for Scalability
Cloud-Native Centralized Management
Flatt Security
Free

Flatt Security View Flatt Security

Flatt Security is a leading Japanese cybersecurity firm specializing in comprehensive security assessments for a wide array of digital assets, including web and mobile applications, games, service platforms, and IoT devices. Our expert team proactively identifies critical vulnerabilities that could lead to sensitive data breaches, manipulation, and other significant threats. We offer advanced penetration testing, cloud security assessments (AWS, GCP, Azure), and tailored solutions like the KENRO e-learning platform to empower developers with secure coding best practices and fortify your organization's digital defenses.

Web Application Security Assessments
Mobile Application & Game Security Testing
Service Platform Security Audits
FraudHunt
Free

FraudHunt View FraudHunt

FraudHunt is a cutting-edge application protection solution designed to safeguard your website against sophisticated account fraud, ad fraud, fraudulent clicks, and malicious bot activity. Leveraging our proprietary cookie-less Fingerprint ID technology, we conduct deep device scans to identify and neutralize anomalies, thereby accurately labeling suspicious users. This advanced, trigger-based fraud detection system is trusted across diverse e-commerce sectors to significantly enhance security posture and deliver immediate ROI.

Cookie-less user identification via Fingerprint ID
Advanced device-level anomaly detection
Real-time detection of fraudulent clicks and activities
Hackerium
Free

Hackerium View Hackerium

Hackerium is a sophisticated platform engineered for automated offensive black-box penetration testing, delivering deep coverage and agile performance with a specialized focus on web applications. Born from the necessity for an integrated solution, Hackerium centralizes critical penetration testing and reconnaissance tools within a minimal, hacker-friendly engine designed for maximum efficiency and effectiveness. Empowering ethical hackers, Hackerium provides the advanced capabilities required to identify vulnerabilities and strengthen security postures.

Automated Offensive Penetration Testing
Deep Web Application Coverage
Agile Performance and Efficiency
Imperva
Free

Imperva View Imperva

Imperva delivers comprehensive data and application security, safeguarding critical business assets across cloud and on-premises environments. Its advanced solutions provide robust protection against emerging threats, ensuring uninterrupted service availability and the integrity of sensitive information.

DDoS Protection: Mitigate attacks, enhance performance.
Web Application Security: Defend against hackers and zero-day threats.
Cloud Application Security: Secure applications hosted in the cloud.
Invicti Security
Free

Invicti Security View Invicti Security

Invicti Security is a leading application security (AppSec) innovator revolutionizing web application and API security. Our solution delivers precise, automated security testing that scales effortlessly, dramatically reducing your risk of cyberattacks. By providing continuous scanning and a unified view of your entire web application portfolio, Invicti empowers organizations to achieve comprehensive security coverage and proactively defend against threats.

Automated Application Security Testing (AST)
Continuous Scanning of Web Applications and APIs
Comprehensive Web Application Portfolio View
Kordia
Free

Kordia View Kordia

Kordia is a premier provider of mission-critical technology solutions across Australasia, specializing inTelecommunications, Cybersecurity, Field Services, Media & Broadcast, and Safety of Life services. In response to escalating cyber threats, Kordia offers comprehensive cybersecurity solutions, including Secure WAN, Managed Firewall, and the award-winning RedShield web-app shielding service. Backed by Aura Information Security's expert consultancy and integrated with The PC Support Group for enhanced IT and telecoms services, Kordia ensures robust business protection, improved productivity, and cost reduction.

Comprehensive Cybersecurity Offering
Secure WAN Solutions
Managed Firewall Services
Messageware
Free

Messageware View Messageware

Messageware stands as the premier innovator in securing, enhancing, and customizing Microsoft Exchange and Outlook Web App (OWA). Since 1993, we have partnered with Microsoft as a Gold Certified Partner and Global Exchange ISV, delivering robust solutions that fortify OWA against an evolving threat landscape and unlock its full functional potential. Trusted globally by organizations of all sizes, Messageware empowers businesses to leverage OWA for competitive advantage and operational efficiency, while mitigating inherent security risks and expanding user webmail capabilities.

Advanced OWA Security Enhancements
Comprehensive Compliance Features
Customizable User Interface Options
Myra Security
Free

Myra Security View Myra Security

Myra Security provides a certified Security-as-a-Service platform engineered to safeguard your critical digital business processes. Leveraging intelligent technology, Myra proactively monitors, analyzes, and filters malicious internet traffic, creating an upstream protective barrier that shields websites, web applications, and APIs from cyber threats. Beyond robust protection, Myra's solutions are designed to accelerate traffic delivery and ensure optimal performance, even under peak demand.

Certified Security-as-a-Service Platform
Intelligent traffic monitoring and analysis
Proactive filtering of malicious internet traffic
Packetlabs
Free

Packetlabs View Packetlabs

Packetlabs delivers comprehensive penetration testing and application security solutions tailored to fortify your organization's digital defenses. Leveraging an industry-leading methodology, our expert consultants meticulously identify sophisticated vulnerabilities across diverse environments, from web applications and cloud infrastructure to complex networks and critical back-end systems. We partner with clients across various verticals to proactively strengthen security postures and mitigate potential risks before they can be exploited.

Expert Penetration Testing Services
Comprehensive Application Security Testing
Objective-Based Penetration Testing
Polaris Infosec
Free

Polaris Infosec View Polaris Infosec

Polaris Infosec Web Presence Protection (WPP) delivers comprehensive, AI-driven security for your digital assets. Our advanced engine proactively defends against sophisticated threats by integrating DDoS mitigation, web application firewall capabilities, and API security into a unified, cloud-hosted solution. Experience effortless, cost-effective protection with enhanced accuracy and minimal false positives, ensuring your business remains secure and available.

Proprietary AI/ML Threat Detection Engine
Integrated DDoS Mitigation
Web Application Layer Security
Pyxsoft PowerWAF
Free

Pyxsoft PowerWAF View Pyxsoft PowerWAF

Pyxsoft PowerWAF is a robust Web Application Firewall designed to proactively defend your online assets against a comprehensive spectrum of cyber threats. It provides advanced protection against common vulnerabilities like the OWASP Top 10, Distributed Denial of Service (DDoS) attacks, data breaches, and sophisticated zero-day exploits. Beyond core security, PowerWAF also enhances website performance by mitigating web scraping, content theft, and bot-driven spam, while optimizing bandwidth and offering load balancing capabilities.

Comprehensive OWASP Top 10 protection
DDoS attack mitigation
Zero-day exploit defense
QATestLab
Free

QATestLab View QATestLab

QATestLab is a premier international software testing company specializing in comprehensive security testing solutions. We offer a full lifecycle of offensive security services designed to rigorously validate your information systems, ensuring robust data protection and uninterrupted functionality. Our expertise spans critical areas such as Access Control Testing, Information Security Audits, Penetration Testing, and Web Application Security Testing, safeguarding your organization against evolving cyber threats.

Full-Cycle Security Testing
Access Control Testing
Information Security Audits
Radware
Free

Radware View Radware

Radware is a premier provider of integrated application delivery and advanced cyber security solutions, engineered for dynamic virtual, cloud, and software-defined data centers. Serving over 10,000 enterprises and carriers globally, Radware ensures unparalleled availability, peak performance, and complete security for mission-critical applications. Their award-winning product suite empowers organizations across all sectors to enhance business productivity, boost profitability, and optimize IT costs by transforming networks into intelligent, business-aligned assets.

Comprehensive Application Delivery Solutions
Advanced Cyber Security for Data Centers
Virtualization and Cloud Environment Support
Red Access
Free

Red Access View Red Access

Red Access offers a pioneering SaaS platform that delivers robust web browsing protection against sophisticated cyber threats across any browser and in-app environment. Its agentless architecture ensures real-time, comprehensive security for all enterprise deployments—SaaS native and hybrid—without disrupting existing workflows or infrastructure. By safeguarding against the escalating risks of browser-based exploits, Red Access preserves user experience and maintainability, providing seamless protection for every desktop and mobile web application session.

Agentless SaaS-based platform
Real-time threat protection
Browser and in-app security coverage