There was a massive increase in cyber threats globally year-over-year fueled by both the pandemic and expanding attack surfaces, Skybox Security reveals. New malware samples nearly doubled and multi-staged attacks and malware-as-a-service have become the norm. Vulnerabilities hit a new high: 18,341 new vulnerabilities in 2020 have been reported. Critical infrastructure has never been more vulnerable. Industry 4.0 spreads supply chain risks: Industrial Internet of Things (IIoT) flaws increased 308%.
Source: https://www.helpnetsecurity.com/2021/02/26/expanding-attack-surfaces/