NullShield
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NullShield
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NullShield

Modular Web Security Testing. Fully Local. Subscriber Lifetime Access.

A lightweight, modular security platform for developers, pentesters, and security professionals.
No cloud dependencies. No data harvesting. No bloat.

Support on Patreon
No Cloud No Telemetry Subscriber Lifetime Access

NullShield is built by and for the community. Your subscription directly supports the development of powerful, private-first tooling that stays out of the cloud and in your hands.

Thanks for being part of something smarter, cleaner, and made for devs like you.

WHY CHOOSE NULLSHIELD

Key Features

Designed for developers and security professionals who need advanced testing without compromising on privacy or control.

Modular Testing System

Unlock advanced tools based on your Patreon tier.

100% Local

Runs entirely on your machine with no external network calls.

Lifetime Updates

Stay current with updates for your subscribed tier.

Comprehensive Tests

XSS, CORS, CSRF, Auth, Token checks, and many more modules based on your tier.

Feature Requests

Tier 3 users help shape the roadmap with prioritized feature requests.

Security First

Built by security professionals for real-world protection and comprehensive testing.

Core Security Modules

Features vary based on your tier. Currently available modules include:

XSS Protection Check
HTTPS/SSL Implementation
Security Headers Scanner
CORS Validation
CSRF Protection Audit
Token Strength Evaluation
Input Validation Testing
Error Handling Detection
Access Control Review
WAF Detection
Server Version Check
Auth & Session Management
Web Crawler

🔄 New modules will be added based on Tier 3 feature requests. When one Tier 3 user requests a feature, all Tier 3 members benefit.

PRICING OPTIONS

Choose Your Shield

Select the security tier that matches your needs. All plans include lifetime access to features in that tier.

Tier 1

Core Tester

$2.99/month

Essential security testing for developers and beginners.

  • XSS, HTTPS, Security Headers modules
  • SSL/TLS, CORS checks
  • Lifetime updates for Tier 1 tools
  • Access via Patreon posts
  • Participate in polls and feature votes
  • 20 Security tests per week
Tier 3

Elite Defender

$9.99/month

Complete protection for security experts.

  • Everything in Tiers 1 & 2
  • WAF Detection
  • Authentication & Session Inspection
  • Enhanced Web Crawler
  • Access to demo videos and tutorials
  • Priority feature request handling
  • $5.99 per 2 custom feature requests
  • Lifetime updates for Tier 3 tools
  • Unlimited security tests

Custom Modules

Want something extra?

Tier 3 members can submit requests for additional functionality:

  • $5.99 for every 2 requested features (bundled into regular updates)
  • Complex or enterprise-grade requests range from $15–$100 depending on effort
  • Once added, all Tier 3 users receive these features at no extra cost
Request Custom Module

Our Philosophy

NullShield is a local-first, community-backed testing suite built for devs, pentesters, and security-conscious teams. No bloat. No cloud. Just results.

No Cloud

Everything runs locally. Your code stays on your machine.

No Telemetry

We don't track usage or collect data from your testing.

Lifetime Access

Subscribers get lifetime updates per tier and get permanent access to those features.

How We Compare

See how NullShield stacks up against other security testing solutions in the market. We're proud to offer community-driven module development and custom module requests for our Tier 3 subscribers - features rarely found in other solutions.

Community-Driven Development

Tier 3 members help shape NullShield's future by voting on new features and suggesting improvements. When one Tier 3 member requests a feature, all Tier 3 members benefit - a truly collaborative security ecosystem.

Custom Module Requests

Need something specific? Tier 3 subscribers can request custom security modules for just $5.99 per 2 features. This is unheard of in the industry where customization usually costs thousands.

Feature / Tool NullShield ($10/mo) Burp Suite Pro ($449/yr) Acunetix ($4,500+/yr) Nessus Pro ($2,790+/yr) OWASP ZAP (Free) W3af (Free) sqlmap (Free) BeEF (Free) Metasploit (Free/Pro) WebInspect (Commercial) IBM AppScan (Commercial)
Community-Driven Module Development
Allow users to contribute and guide development
✅ Yes ⚠️ Limited ❌ No ❌ No ⚠️ Limited ⚠️ Limited ⚠️ Limited ⚠️ Limited ⚠️ Limited ❌ No ❌ No
Custom Module Requests
Request specific security tests for your needs
✅ Yes ⚠️ Limited ❌ No ❌ No ⚠️ Limited ⚠️ Limited ⚠️ Limited ⚠️ Limited ⚠️ Limited ❌ No ❌ No
Lifetime Tier-Based Updates
subscribers get updates forever at your tier
✅ Yes ❌ No ❌ No ❌ No ✅ Yes ✅ Yes ✅ Yes ✅ Yes ✅ Yes ❌ No ❌ No
Local-Only Operation
No data sent to external servers
✅ Yes ✅ Yes ❌ No ❌ No ✅ Yes ✅ Yes ✅ Yes ✅ Yes ✅ Yes ✅ Yes ❌ No
Modular Feature Access
Pay only for the features you need
✅ Yes ❌ No ❌ No ❌ No ❌ No ❌ No ❌ No ❌ No ❌ No ❌ No ❌ No
Annual Cost
Yearly price for full access
$120 ~$449 $4,500+ $2,790+ Free Free Free Free Free/Pro Commercial Commercial

NullShield Advantage: We're the only security testing solution that combines true community-driven development with affordable custom module requests, ensuring your security testing evolves with your specific needs without breaking the bank.

Note: The features and pricing mentioned above are subject to change. Always check the official websites for the most accurate and up-to-date information.

Preview on GitHub

Check out our public GitHub repository for a free preview of the core functionality.

View on GitHub

License Terms

Proprietary Use License

  • Usage allowed for personal and commercial pentesting
  • Redistribution, resale, or sublicensing is strictly prohibited
  • Lifetime access applies to tools available in your current tier at the time of purchase
  • Upgrading tiers grants access to additional tools and future modules at that level