Service Upgrade

Anti-DDoS Proxy (Outside Chinese Mainland) Sec-CMA 2.0 Protection System Upgrade Notice

Aug 20, 2026

Anti-DDoS

Affected Time

2026-08-28 00:00:00 - 2026-08-28 06:00:00 (UTC+08)

Upgrade content

Anti-DDoS Proxy (Outside Chinese Mainland) Sec-CMA 2.0 protection system upgrade to improve DDoS attack protection capabilities

Impact of the upgrade

During the upgrade window, traffic goes through Anti-DDoS Proxy may experience increased latency, short-term retransmissions or minor packet loss, and 1-2 reconnections for long TCP sessions. Please ensure reconnection and retry mechanisms for relevant services to enhance service fault tolerance.

Please refer to the relevant notification in your Message/Email for details on affected instances. If you have not received a notification, then the instances under your account are not affected.

We apologize for any inconvenience caused. If you have any questions, please feel free to contact us by submitting a ticket any time.