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China’s Great Firewall Mysteriously Severed Connection to the World for an Hour
The Great Firewall's targeted block on port 443 disrupted encrypted international web traffic for 74 minutes, affecting global companies and highlighting internet fragility, analysts said.
20 Articles
20 Articles
Internet Outage Before Major Parade Suggests China Upgraded Firewall to Tighten Controls
China briefly blocked nearly all encrypted internet traffic in the early hours of Aug. 20, in what cybersecurity researchers and engineers believe was a large-scale test of an upgraded version of the country’s internet censorship system, known as the Great Firewall. From 12:34 a.m. to 1:48 a.m. Beijing time on Aug. 20, China’s internet filtering system injected forged reset signals into all connections using TCP port 443—the standard port for HT…
“Marele Firewall Chinazesc”, the wide system of centralization of Beijing’s internet, seems to have been recorded a problem that has led to the disconnection of the country from most of the global internet on Wednesday, reports The Register....
Was it intentional or did the bits get lost by accident? We don't know, but according to a report, the World Wide Web briefly became a net on Wednesday.
On 20 August 2025, the Chinese "Great Firewall" blocked all encrypted traffic (HTTPS) for 74 minutes, isolating the country from a large part of the global web. The source of this large-scale interruption, whether it is an intentional trial or a technical failure, remains unknown and underlines the vulnerability of the global internet connection.
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