WAFPlanet

All-In-One Security (AIOS) vs ModSecurity Open Source WAF

Both All-In-One Security (AIOS) and ModSecurity Open Source WAF are capable WAF solutions. The right choice depends on your specific infrastructure, budget, and feature requirements.

Overview

All-In-One Security (AIOS) and ModSecurity Open Source WAF are both popular web application firewall solutions. This comparison will help you understand the key differences and choose the right one for your needs.

Comprehensive free WordPress security plugin with PHP-based firewall, .htaccess hardening, login lockdown, and 6G blacklist rules protecting over one million sites.

The original open source WAF engine powering countless applications, offering unmatched flexibility for those willing to manage their own security infrastructure.

Quick Comparison

Feature All-In-One Security (AIOS) ModSecurity Open Source WAF
Overall Rating 3.9/5 4.0/5
Free Tier Yes Yes
Pricing Model Freemium (Free tier with nearly full features + Premium add-ons) Free (Open Source)
Ease of Use 4.5/5 2.5/5
Value for Money 4.6/5 4.8/5
Support 3.7/5 3.0/5
Open Source Yes Yes
Platforms WordPress (self-hosted) Apache, Nginx, IIS, Kubernetes (via Ingress), Docker, any platform via libmodsecurity
Compliance Contact vendor N/A (varies by implementation)

Pricing Comparison

All-In-One Security (AIOS)

Model: Freemium (Free tier with nearly full features + Premium add-ons)

Free Tier Available

Free

$0

Premium (2 sites)

$70/year (~$5.83/month)

Premium (unlimited sites)

$200/year (~$16.67/month)

View full pricing →

ModSecurity Open Source WAF

Model: Free (Open Source)

Free Tier Available

Community Edition

Free

Commercial Support

Varies by vendor

View full pricing →

Features Comparison

All-In-One Security (AIOS)

  • PHP Firewall

    Application-level firewall with configurable rules that filter malicious requests at the PHP level.

  • 6G Blacklist Firewall

    Industry-standard 6G blacklist rules blocking malicious URL patterns, referrers, and user agents via .htaccess.

  • Login Lockdown

    Locks out IP addresses after repeated failed login attempts with configurable thresholds and lockout duration.

  • Security Strength Meter

    Visual scoring system showing your site''s security posture with actionable recommendations for improvement.

  • File Change Detection

    Monitors WordPress core files and alerts when changes are detected that could indicate compromise.

  • Database Security

    Database table prefix changing, scheduled backups, and protection against SQL injection attacks.

  • Comment Spam Protection

    Blocks spam comments using CAPTCHA, honeypot fields, and IP-based filtering.

ModSecurity Open Source WAF

  • OWASP Core Rule Set

    Comprehensive, community-maintained rule set providing protection against OWASP Top 10 and more.

  • Custom Rules

    Powerful SecRule language for creating custom detection logic based on any request/response attribute.

  • Real-Time Request Analysis

    Inspect and analyze every HTTP transaction with access to full request and response data.

  • Audit Logging

    Detailed logging of security events for forensics, compliance, and monitoring.

  • Virtual Patching

    Create temporary rules to protect against vulnerabilities while permanent fixes are developed.

  • Data Loss Prevention

    Inspect response bodies to prevent sensitive data leakage.

Which One Is Right for You?

The best WAF depends on your specific requirements, infrastructure, and team expertise.

All-In-One Security (AIOS)

  • You need: Budget-conscious WordPress site owners, beginners wanting accessible security, sites on Apache hosting needing .htaccess-based protection
  • You want to start with a free tier
  • You prefer open-source solutions
  • You're using: WordPress (self-hosted)
Learn more →

ModSecurity Open Source WAF

  • You need: Security teams with WAF expertise, organizations with strict budget constraints, those needing maximum customization, educational purposes
  • You want to start with a free tier
  • You prefer open-source solutions
  • You're using: Apache, Nginx, IIS, Kubernetes (via Ingress), Docker, any platform via libmodsecurity
Learn more →

We recommend evaluating both options with a trial or free tier before committing. Consider your existing infrastructure, team expertise, compliance requirements, and budget.

Frequently Asked Questions

Which is better for startups: All-In-One Security (AIOS) or ModSecurity Open Source WAF?

Both All-In-One Security (AIOS) and ModSecurity Open Source WAF offer free tiers, making them accessible for startups. All-In-One Security (AIOS) scores higher for ease of use (4.5/5), which is valuable for smaller teams. Consider your immediate security needs and growth plans when choosing.

Which has better support: All-In-One Security (AIOS) or ModSecurity Open Source WAF?

All-In-One Security (AIOS) has a higher support rating (3.7/5) compared to ModSecurity Open Source WAF (3.0/5). However, support quality can vary based on your plan tier - enterprise customers typically receive more responsive support from both providers. Consider evaluating support during a trial period.

Which is easier to implement: All-In-One Security (AIOS) or ModSecurity Open Source WAF?

All-In-One Security (AIOS) scores higher for ease of use (4.5/5) versus ModSecurity Open Source WAF (2.5/5). The actual implementation effort depends on your existing infrastructure and team expertise.

Which is more cost-effective: All-In-One Security (AIOS) or ModSecurity Open Source WAF?

Both providers offer free tiers, making it easy to start without commitment. ModSecurity Open Source WAF scores higher for value (4.8/5). Total cost depends on your traffic volume, required features, and support level needs.

Which is better for WordPress: All-In-One Security (AIOS) or ModSecurity Open Source WAF?

All-In-One Security (AIOS) explicitly supports WordPress while ModSecurity Open Source WAF takes a more platform-agnostic approach. For WordPress-specific threats like plugin vulnerabilities and brute force attacks, look for providers with WordPress-specific rule sets.