Massive Great Firewall Leak Exposes 500GB of Censorship Data

Mathura Kayir reports: In a historic breach of China’s censorship infrastructure, over 500 gigabytes of internal data were leaked from Chinese infrastructure firms associated with the Great Firewall (GFW) in September 2025. Researchers now estimate the full dump is closer to approximately 600 GB, with a single archive comprising around 500 GB alone. The material…[Source](https://databreaches.net/2025/11/01/massive-great-firewall-leak-exposes-500gb-of-censorship-data/?pk_campaign=feed&pk_kwd=massive-great-firewall-leak-exposes-500gb-of-censorship-data)![](https://analytics.hitsaru.com/piwik.php?idsite=11&rec=1&url=https%3A%2F%2Fdatabreaches.net%2F2025%2F11%2F01%2Fmassive-great-firewall-leak-exposes-500gb-of-censorship-data%2F%3Fpk_campaign%3Dfeed%26pk_kwd%3Dmassive-great-firewall-leak-exposes-500gb-of-censorship-data&action_name=Massive+Great+Firewall+Leak+Exposes+500GB+of+Censorship+Data&urlref=https%3A%2F%2Fdatabreaches.net%2Ffeed%2F)

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