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China's Internet Outage Sparks Concerns Over Great Firewall

8/22/2025

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Summary

Story summary

On August 20, 2025, China faced an internet outage exceeding one hour, disrupting HTTPS traffic on TCP port 443.
The Great Firewall Report indicated a possible cause related to a new or misconfigured device.
Access to foreign websites and services, including Apple and Tesla, was impacted.
The lack of a clear explanation raised concerns about potential testing or technical errors.

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Story summary

On August 20, 2025, China faced an internet outage exceeding one hour, disrupting HTTPS traffic on TCP port 443.
The Great Firewall Report indicated a possible cause related to a new or misconfigured device.
Access to foreign websites and services, including Apple and Tesla, was impacted.
The lack of a clear explanation raised concerns about potential testing or technical errors.