➽Data Leaks
➽Latest News

Great Firewall Leak Revealed: 600GB Data Exposes Global Censorship Secrets

Oct 2, 2025
|
by Cyber Analyst
Great Firewall Leak Revealed: 600GB Data Exposes Global Censorship Secrets

➤Summary

The Great Firewall🧱 leak has become one of the most explosive cybersecurity revelations of the decade. Discovered on darknet forums by The Kaduu during routine darknet monitoring, this 600GB breach exposes the internal systems powering China’s censorship machine. The leaked files, including the massive 500GB mirror/repo.tar archive, reveal how Chinese companies like Geedge Networks and the MESA Lab developed and exported surveillance technology worldwide. Countries including Myanmar, Pakistan, Ethiopia, and Kazakhstan appear in the records, proving that digital censorship is not just domestic but a growing international export. This incident goes far beyond borders 🌐—it exposes the architecture of authoritarian control itself.

📸 [Forum Thread on darkforums.st]

firewall

What the 600GB Great Firewall Leak Contains

According to analysis from GFW Report, the leaked dataset includes:

  • 📁 RPM archives and source code repositories
  • 📜 Internal communications and deployment logs
  • 🔍 Deep Packet Inspection modules
  • 🛰️ Prototypes for tracking, throttling, and geolocation
  • 🖥️ Tools for VPN and proxy detection

📸 [Screenshot Placeholder – Document structure]

firewall

The Great Firewall database is not just a collection of logs—it’s essentially the blueprint of how censorship is designed, packaged, and sold as a global product. Security experts warn that this “leak of leaks” could be weaponized by both dissidents and rival intelligence services.

Geedge Networks and MESA Lab: The Core Architects

The leak attributes development to Geedge Networks, a company whose chief scientist is Fang Binxing—often called the “Father of the Great Firewall.” Together with the MESA Lab of the Chinese Academy of Sciences, they engineered a scalable censorship toolkit.
Notably, Geedge markets the Tiangou Secure Gateway (TSG), described in the documents as a “Great Firewall in a box.” It includes:

  • User-level traffic control
  • SSL fingerprinting and metadata analysis
  • Real-time VPN and proxy detection
  • Integration with Cyber Narrator, a visual interface mapping user relationships

This partnership demonstrates how censorship has been commodified 📊—it’s no longer an abstract idea, but a deployable, export-ready infrastructure.

How Other Countries Use the Great Firewall System

The leak, as first detailed on HackRead, shows clear evidence of censorship exports.

  • Myanmar: Installed across 26 data centers, handling 81 million TCP connections, empowering the junta to block VPNs and apps like Signal.
  • Pakistan: Integrated with WMS 2.0 for mobile and internet surveillance, allowing real-time tracking and censorship.
  • Ethiopia & Kazakhstan: Listed as export recipients under Belt and Road projects.

This demonstrates how China’s censorship database has become a global service, shaping digital authoritarianism far beyond its borders.

Why This Breach Matters for Global Security 🌍

The Great Firewall breach has broad implications:

  1. Digital Authoritarianism as a Service – Governments can now buy ready-made censorship kits.
  2. Weaknesses Revealed – Researchers can identify flaws in DPI modules to improve VPN bypassing.
  3. International Sanctions Impact – Western firms face challenges limiting hardware sales when censorship software proliferates independently.
  4. Civil Rights Risks – Citizens in importing countries face an internet shaped by surveillance-first principles.

A practical tip: If you’re in a high-risk region, always verify your VPN against updated DPI evasion techniques.

Expert Reactions and Human Rights Concerns

A researcher from GFW.Report stated:

“This leak is the most detailed view we’ve ever had of China’s censorship model. It shows censorship is not just policy—it’s business.”

Amnesty International echoed concerns, calling the export of these systems “a dangerous normalization of mass surveillance.” Activists argue that by treating censorship as a product, authoritarian regimes can outsource oppression.

Conclusion: A Crack in the Firewall’s Armor 🚨

The Great Firewall leak proves that censorship is not just a national barrier—it’s a global business exported under the Belt and Road framework. With 600GB of files now in the public domain, the myth of an impenetrable firewall is gone. Instead, we see a fragile, commercialized system with potential weaknesses that can be exploited for freedom.
The fight for a free internet now has unprecedented leverage. Will governments and activists seize the opportunity?

👉 Discover much more in our complete guide
👉 Request a demo NOW

💡 Do you think you're off the radar?

Your data might already be exposed. Most companies find out too late. Let ’s change that. Trusted by 100+ security teams.

🚀Ask for a demo NOW →
🛡️ Dark Web Monitoring FAQs

Q: What is dark web monitoring?

A: Dark web monitoring is the process of tracking your organization’s data on hidden networks to detect leaked or stolen information such as passwords, credentials, or sensitive files shared by cybercriminals.

Q: How does dark web monitoring work?

A: Dark web monitoring works by scanning hidden sites and forums in real time to detect mentions of your data, credentials, or company information before cybercriminals can exploit them.

Q: Why use dark web monitoring?

A: Because it alerts you early when your data appears on the dark web, helping prevent breaches, fraud, and reputational damage before they escalate.

Q: Who needs dark web monitoring services?

A: MSSP and any organization that handles sensitive data, valuable assets, or customer information from small businesses to large enterprises benefits from dark web monitoring.

Q: What does it mean if your information is on the dark web?

A: It means your personal or company data has been exposed or stolen and could be used for fraud, identity theft, or unauthorized access immediate action is needed to protect yourself.