Anti-DDoS Basic is a free Distributed Denial of Service (DDoS) protection service that safeguards data and applications. Anti-DDoS Basic prevents and mitigates DDoS attacks by routing traffic away from your infrastructure. This service guarantees availability and performance of your properties on Alibaba Cloud. It also provides enhanced visibility and control over your security.
As a global service from Alibaba Cloud Security, Anti-DDoS Basic functions with 5Gbps capacity of DDoS mitigation against common DDoS attacks. These attacks include SYN Flood, UDP Flood, ICMP Flood, fragments, and malformed packets. The mitigation capacity varies in different regions. For more information, see Anti-DDoS Basic Black Hole Threshold.
Additionally, Alibaba Cloud Security provides a more powerful and effective mitigation with little false positives. For more information, see Anti-DDoS Pro. Note that Anti-DDoS Pro is a paid service.
For supplemental knowledge, see Anti-DDoS Basic product page.