ModSecurity

Name: ModSecurity
Availability: InStock
Author: zzw4257

Deploys and configures ModSecurity to inspect HTTP traffic and block malicious requests.

Updated Feb 11, 2026

Search Tags:#owasp #web security #firewall #waf #dast #modsecurity

Ready to run

npx skills add https://github.com/zzw4257/security-skills --skill modsecurity

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: ModSecurity
Source: https://github.com/zzw4257/security-skills/tree/main/skills/modsecurity
Command: npx skills add https://github.com/zzw4257/security-skills --skill modsecurity

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill provides a robust, open-source Web Application Firewall (WAF) engine to protect web applications from common attacks.

Core Features & Use Cases

Real-time Threat Detection: Inspects HTTP traffic in real-time to identify and block malicious requests.
Rule-based Security: Leverages a powerful rule engine to define and enforce security policies.
Use Case: Protect your web server from SQL injection, cross-site scripting (XSS), and other OWASP Top 10 vulnerabilities by deploying ModSecurity with a comprehensive set of security rules.

Quick Start

Install the ModSecurity tool and run a basic scan on the target directory.

Frequently Asked Questions about ModSecurity

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I protect my web server from SQL injection and XSS attacks?▼

To protect your web server from SQL injection and XSS, deploy ModSecurity to inspect real-time HTTP traffic and enforce rule-based security policies that block malicious requests. It mitigates common OWASP Top 10 vulnerabilities.

What is a Web Application Firewall and how does it inspect HTTP traffic?▼

A Web Application Firewall (WAF) is an engine that inspects real-time HTTP traffic to identify and mitigate threats. ModSecurity uses a rule-based engine to detect and block common web attacks like SQL injection and cross-site scripting.

How do I configure a WAF to block OWASP Top 10 vulnerabilities?▼

Configure your WAF by installing ModSecurity via a package manager and setting up comprehensive security rule sets. This enables the engine to inspect incoming traffic and enforce policies against common web attacks.

Do I need a package manager to install an open-source WAF engine?▼

Yes, you need a package manager to install the ModSecurity open-source Web Application Firewall engine. After installation, you must configure rule sets for effective protection against web attacks.

Can I use ModSecurity for real-time threat detection on my web applications?▼

Yes, you can use ModSecurity for real-time threat detection. It inspects HTTP traffic in real time to identify malicious requests, leveraging a rule engine to enforce security policies and mitigate threats.

What are the limitations of using a rule-based Web Application Firewall?▼

A rule-based Web Application Firewall requires comprehensive rule set configuration to be effective. Without properly defining and maintaining these security policies, the engine cannot accurately identify and block evolving web attacks.