GFW Report

GFW Report is a long-term censorship monitoring platform, aiming at advancing the understanding and spreading the awareness of Internet censorship.

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Visit gfw.report → RSS feedOn Hacker News Aug 2025 – Sep 2025

Security & Privacy 2 Networking & Internet 2

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Geedge and MESA leak: Analyzing the great firewall’s largest document leak

2025438 points137 comments Security & Privacy details

The Great Firewall of China (GFW) experienced the largest leak of internal documents in its history on Thursday September 11, 2025. Over 500 GB of source code, work logs, and internal communication records were leaked, revealing details of the GFW's research, development, and operations.

Analysis of the GFW's Unconditional Port 443 Block on August 20, 2025

2025224 points180 comments Security & Privacy details

The Great Firewall of China (GFW) conducted a large-scale, unconditional block targeting TCP port 443 on August 20, 2025. This report documents the measurements and analysis we conducted of that event.