NullShield is a lightweight, modular, and locally run web security testing platform built for developers, pentesters, and security-conscious professionals. With tier-based feature access and lifetime updates tied to your subscription level, you maintain complete control — no cloud dependencies, no data harvesting, no unnecessary bloat. Just fast, flexible, and private security testing.
- ⚙️ Modular 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.
- 💬 Feature requests encouraged — Tier 3 users help shape the roadmap.
Features vary based on your tier. Currently available modules include:
- ✅ XSS Protection Check
- ✅ HTTPS/SSL Implementation Review
- ✅ Security Headers Scanner
- ✅ CORS Validation
- ✅ CSRF Protection Audit
- ✅ Token Strength Evaluation
- ✅ Input Validation Testing
- ✅ Error Handling Detection
- ✅ Access Control Review
- ✅ WAF (Web Application Firewall) Detection
- ✅ Server Version Disclosure Check
- ✅ Authentication & Session Management Analysis
- ✅ Web Crawler (default depth: 3 — customizable)
🔄 New modules will be added based on Tier 3 feature requests. When one Tier 3 user requests a feature, all Tier 3 members benefit.
Join the community at: NullShield.com
- 🔹 Modules: XSS, HTTPS, Security Headers, SSL/TLS, CORS
- 🔄 Lifetime updates for Tier 1 tools*
- 📥 Access via Patreon posts
- 🗳️ Participate in polls and feature votes
Everything in Tier 1, plus:
- 🔹 CSRF Protection
- 🔹 Token Strength Tester
- 🔹 Input Validation & Error Handling Detection
- 🔹 Server Version & Access Control Review
- 🔄 Lifetime updates for Tier 2 tools*
Everything in Tiers 1 & 2, plus:
- 🔹 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 (bulk pricing)
- 🔄 Lifetime updates for Tier 3 tools*
- 💡 New modules added through Tier 3 requests become permanent for all Tier 3 members
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
- ✅ 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
Full license: NullShield.com/license.php
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.