Apr 15, 2021 There was an average 648 threats per minute in Q4, an increase of 60 threats per minute (10%) over Q3, according to the McAfee Threats Report: April 2021. The two quarters also saw Covid-19-related cyber-attack detections increase by 240% in Q3 and 114% in Q4, while Powershell threats again surged 208% due to continued increases in Donoff malware activity. “The world – and enterprises – adjusted amidst pandemic restrictions and sustained remote work challenges, while security threats continued to evolve in complexity and increase in volume,” says Raj Samani, McAfee fellow and chief scientist. “Though a large percentage of employees grew more proficient and productive in working remotely, enterprises endured more opportunistic Covid-19 related campaigns among a new cast of bad-actor schemes.