ModSecurity Alternatives (September 2025)

Imperva's Web Application Firewall is the industry-leading solution to help defend your web application from external and internal threats.

FortiWeb web application firewall provides advanced capabilities to defend web applications and APIs from known and zero-day threats.

Reblaze is a cloud-based platform that provides a comprehensive, dynamic, machine-intelligent security and control solution for web platforms.

The Fastly Next-Gen WAF provides web app and API protection for your apps, APIs, and microservices, wherever they live, from a single unified solution.

Wallarm automates real-time application protection and security testing for APIs, apps, and microservices and APIs across multi-cloud and K8s environments.

Radware’s Cloud WAF Service is a web application firewall that provides continuous adaptive web application security protection and full coverage of OWASP Top 10 threats.

Prophaze is a Web and API Security Platform for Layer 2-7 DDOS Protection for AWS, Azure, Google Cloud, Kubernetes . Cloud WAF

Exploits are constantly evolving. RASP sits within your app to protect against known and zero-day vulnerabilities — security by default.

Learn how F5 Distributed Cloud WAF combines F5’s industry leading web application firewall in an easy-to-use SaaS format.

Advanced WAF uses behavioral analytics, proactive bot defense, and application-layer encryption of sensitive data. It identifies and blocks attacks other WAFs miss.

Discover Indusface WAS, our AI-powered DAST scanner ensuring ZERO false positives, scans OWASP top 10 & zero-day threats and integrates with DevSecOps CI/CD.

Google Cloud Armor is a network security service that provides defenses against DDoS and application attacks, and offers a rich set of WAF rules.

Imperva Advanced Bot Protection leverages advanced algorithms to distinguish between 'good' and 'bad' bots and accurately protects websites, mobile apps, and APIs.

Akamai API Security enables organizations to gain full visibility into their entire API estate with continuous detection and real-time analysis.

Transform your approach to API and AppSec with a single platform approach to detect and remediate vulnerabilities, while protecting vulnerable APIs and web apps.

Cuckoo Sandbox is the leading open source automated malware analysis system.

DDoS protection for companies and businesses of any level. No hidden charges, quick activation, 24/7 support. Secure your website, application, or entire networks

Discover Qualys Web Application Firewall, our web app firewall cloud service for scalable, simple, and powerful protection of web applications. Try it today!

Discover Qualys Web Application Scanning, our cloud solution for continuous web app discovery and detection of vulnerabilities. Try it today!

AWS WAF helps you protect against common web exploits and bots that can affect availability, compromise security, or consume excessive resources.

Prevents data theft from client-side attacks like formjacking, digital skimming, and Magecart.

Wazuh is a free and open source security platform that unifies XDR and SIEM protection for endpoints and cloud workloads.

Get accurate, automated application security testing that scales like no other solution. Secure 1000s of web assets with less manual effort. Reduce your risk with the only…

Contrast Security delivers real-time and always-on security INSIDE your apps and APIs.

Learn about Azure Web Application Firewall, a firewall service that helps improve web app security.

Secure Blink ThreatSpy: AI-powered platform for web app & API security. Detect, prioritize, & remediate vulnerabilities with developer-first approach. Build secure applications with our developer-first approach.

Using the right application security solution helps protect your apps and websites. Learn more about application security and performance solutions.

Arista NG Firewall simplifies network security with a single, modular, software platform designed to fit the evolving needs of your organization.

Find security issues, verify vulnerability mitigations & manage security assessments with Metasploit. Get the world's best penetration testing software now.

Deploy turnkey protection in days with accurate and performant rules that require no deployments and eliminate false-positives.

A server security suite with centralized dashboard containing an AI-powered Linux malware scanner, robust IP reputation, WAF, Spam Detection.

Rapid7's web application security testing tool offers cloud-native application security analysis. Automatically crawl and assess web applications to identify vulnerabilities like SQL Injection, XSS, and CSRF.

GoDaddy’s Website Security program monitors and protects your website from malware and other potential security breaches, keeping your site running fast.

Enjoy a single pane of glass for all mobile defense projects. Build, monitor, respond w/ 300+ defenses on demand. Protect internal, external apps w/ease.

Secure First, Then Connect | Cloudbric is the 1st Korean security sevice provider with Industry-leading experts: WAAP- WAF+, WMS,, Rule Set for AWS WAF, PAS, RAS, VPN services.

Qrator Labs - DDoS attacks protection, WAF, DNS, Internet Service Providers, Hosting Service Providers and Data Centers protection, CDN, Bot protection | Best Website Security

Effectively manage your security posture with MDR solutions that run in all public cloud, private cloud, hybrid cloud, and on-prem environments.

DexGuard is a leader in Android app security with advanced code hardening (obfuscation and encryption) and runtime application self-protection. Learn more.

Stop even the most massive and complex DDoS attacks with BIG-IP Advanced Firewall Manager: advanced data center protection against layer 3–4 threats.

Experience unrivaled security with Forcepoint Next Generation Firewall (NGFW) Appliances. Stay ahead of cyber threats and secure your network with confidence.

IBM Cloud Internet Services offers security, reliability and performance capabilities designed to protect public-facing web content and applications.

DefectDojo is an open-source application vulnerability management correlation and security orchestration tool. Scale security by creating an AppSecPipeline with DefectDojo.

See why the world’s largest companies prefer NetScaler for application delivery and security.

SiteLock is the website security and monitoring leader. Our website security products eliminate cyber threats keeping your site safe and secure.

Secure your site with a website security and protection platform that delivers peace of mind. Fast malware cleanup, reliable site monitoring, and robust security for any platform or CMS. Stop worrying about website security threats and get back to building your online brand.

Trust Appknox, mobile app security testing tool, for app protection. Our comprehensive mobile application security assessment fortifies apps from threats.

NowSecure automated software & professional services make mobile app security testing easier to scale than ever before. Ready to scale growth in a mobile-first world?

Continuously minimize cloud attack surface based on runtime insights, while actively adapting runtime security with real risk context.

Mitigate the largest network and application layer DDoS attacks without interfering with your legitimate traffic flows.

Enhance security with HCL AppScan's Application Security Testing suite. Find vulnerabilities, automate workflows and protect your software.

This data sheet describes the benefits, specifications, and ordering information for the Cisco Threat Defense Virtual (formerly NGFWv) Appliance.

Protect your network from viruses, malware and malicious activity with GFI KerioControl, the easy-to-administer yet powerful all-in-one security solution

Detect vulnerabilities for free with the fastest vulnerability mitigation for WordPress. Protect sites with vPatching. Start for free!

Imperva secures APIs by monitoring and classifying sensitive data to inform a positive security model that stops attackers.

DDoS attacks are ever-evolving. FortiDDoS offers an advanced DDoS Protection Solution for enterprise data centers against known and zero-day attacks with low latency.

Leading in application security testing, Checkmarx makes security simple and seamless for developers. Get a demo TODAY.

In the cloud era, network firewalls must do more than secure your network. They must also ensure you have uninterrupted network availability and robust access to cloud-hosted applications.Barracuda CloudGen Firewall is a family of hardware, virtual, and cloud-based appliances that protect and enhance your dispersed network infrastructure. They deliver advanced security by tightly integrating a comprehensive set of Cloud-Generation firewall technologies, including Layer 7 application profiling, intrusion prevention, web filtering, malware and advanced threat protection, antispam protection, and network access…

Application Control enables businesses to easily create granular policies based on users or groups—to identify, block or limit the usage of applications and widgets.

Automatically discover and whitelist API connections across distributed cloud applications with active monitoring for anomalous behavior, using F5 API Security.

Acunetix is an end-to-end web security scanner that offers a 360 view of an organization’s security. Allowing you to take control of the security of all you web applications, web services, and APIs to ensure long-term protection. Acunetix’s scanning engine is globally known and trusted for its unbeatable speed and precision.

PortSwigger offers tools for web application security, testing, & scanning. Choose from a range of security tools, & identify the very latest vulnerabilities.

Secure Internet Gateway (SIG) provides next generation, cloud-based firewall protection for businesses, MSPs, and MSSPs.

RedShield Web Application & API Vulnerability Shielding | RedShield Detects, Prevents, and Mitigates Your Web App Vulnerabilities At Speed And Scale | Learn More

We turn crowd-powered intelligence into tactical intelligence with actionable blocklists to maximize your SOC efficiency and reduce your costs.

Secure your apps with AppSealing's In-App Protection for Mobile Applications. Apply RASP features to any app in minutes - No Coding/SDK required!

Collective Defense for advanced cybersecurity, including behavioral analytics, network detection and response (NDR), and network traffic analysis.

Safeguard your devices with Comodo's advanced endpoint protection and protect your websites from malware and cyber threats. Secure your site now!

Snort is an open-source, free and lightweight network intrusion detection system (NIDS) software for Linux and Windows to detect emerging threats.

Dragon Enterprise offers an Endpoint Protection Platform that works as a firewall, anti-spyware, intrusion detection, and prevention. Secure your devices now!

Increase your open source security posture with automated best practices - with a unified workflow for security and developer teams.

Alteon is Radware’s next-generation application delivery controller (ADC) and the only network load balancer that guarantees application SLA.

Download Scuba, a free tool that uncovers hidden security risks

WPScan is an enterprise vulnerability database for WordPress. Be the first to know about vulnerabilities affecting your WordPress core, plugins & themes.

Are you using proper defense techniques to withstand DDoS attacks? DefensePro provides DDoS defense on-premise with a cloud service that's activated on demand.

Learn how to manage data privacy—the right to control how personal information is collected, shared, used, or retained—in the context of data security.

Kemp is transforming application delivery and security, providing cloud-native, virtual and hardware-based load balancers for full resilience and total flexibility.

Trustwave is a leading cybersecurity and managed security services provider focused on managed detection and response.

An all-in-one solution for Governance, Risk & Compliance and Cybersecurity in a single integrated AI powered platform built for any size enterprise. Learn more with a free demo or free trial.

Alibaba Cloud offers integrated suite of cloud products and services to businesses in America, to help to digitalize by providing scalable, secure and reliable cloud computing solutions. Try for Free.

Welcome to ZAP!

Tripwire Enterprise helps accurately identify security misconfigurations and indicators of compromise to reduce your attack surface.

Nexusguard simplifies DDoS Protection for service providers and enterprises. From cloud services to managed DDoS protection platform to professional training courses, learn how we can help you today.

Build and scale secure software from code to cloud with speed and trust.

MalCare will keep your site secure without slowing it down. Get automatic malware scans, one-click malware removal and a real-time firewall for complete

Built for modern multi-cloud, DBaaS, and hybrid database environments, simplifying your data security and compliance in any database, in any hosting.

FortiGate-VM offers the same security and networking services from FortiOS 7.0 and is available for public cloud, private cloud, and Telco Cloud (VNFs).

Today’s Next-Generation Firewalls provide advanced protection for physical or virtual public and private cloud networks. Learn about our ML-Powered NGFW.

AWS Firewall Manager is a security management service that allows you to centrally configure and manage firewall rules across your accounts and applications in AWS Organizations.

High performance on-premises appliances that protect organizations across the web, social media, applications and mobile networks.

Distill thousands of security alerts into a few narratives with actionable insights. Respond to threats quickly and decisively with Imperva Attack Analytics.

The Security Management Portal (SMP), with its intuitive web-based user interface, enables MSPs to provision security efficiently for small businesses.

The Leading Managed Security Platform for the Cyber Resilient Enterprise™, providing advanced threat detection & response capabilities backed by experts.

Zimperium is the only mobile security platform purpose-built for enterprise, securing both mobile devices and applications so they can securely access data.

Elevate your security game with OSSIM. The open-source platform that optimizes threat detection, incident response, & compliance management.

Apache Eagle - Analyze Big Data Platforms For Security and Performance

EventSentry offers affordable SIEM functionality, rock-solid server monitoring, event log monitoring with AD changes and cyber security tracking.

The next generation foundation your busy website needs

WordPress security plugin done right: firewall and anti-spam, malware scanner, file recovery & integrity checking

This article provides an overview of Azure Front Door.