In 2020, our spam folders bulged with malware-laced emails, phishing lures, impersonation attacks, spoofed brand and fake domain missives, and dubious requests from legit-sounding companies. Cyberattackers reached a peak in April, sending 1.5 million malicious emails per day related to COVID-19. The most-targeted business attack vector continues to be our inboxes, according to Mimecast. The work-from-home reality created a wave of new criminal opportunities.
Source: https://threatpost.com/miserable-spam-year-2020/162566/