The DDoS attack remains the scourge of online businesses. A DDoS attack publicly embarrasses its victims and drives away customers. Enterprises of all sizes are aware of DDoS risk and are investigating solutions to the DDoS challenge. As a result, the DDoS market is growing rapidly. However, DDoS threats continue to evolve in sophistication and magnitude, challenging existing solutions. As the world prepares for the digital transformation age, DDoS is one cyber threat that must be addressed.