This year was a record breaking for DDoS campaigns from size and sophistication level according to Akamai Edge conference.
The primary reason for rise in DDoS attacks has been shift to remote working in many organizations world wide.
Cyber criminal launch targeted DDoS campaigns including research and reconnaissance on the target. This allows execution of successful extortion campaign.
Increase in usage of automation in resilience services is important and makes the preparation to an attack more efficient. The most significant factor in defending this attacks is the human factor, because eventually it is fight of human vs. human using botnet and different protection mechanisms.

News Site: infosecurity-magazine.com