Microsoft fends off record-breaking 3.47Tbps DDoS attack

said that in November, it fended off what industry experts say is likely the biggest distributed denial-of-service attack ever: a torrent of junk data with a throughput of 3.47 terabits per second. The record DDoS came from more than 10,000 sources located in at least 10 countries around the world.

DDoS arms race

The DDoS targeted an unidentified Azure customer in Asia and lasted for about two minutes.