In fact, according to a recent report by SonicWall, 2021 saw ransomware attacks increase by 105% from the previous year and encrypted threats rise by 167%. While ransomware might have been front and center in the report, there were also significant concerns over phishing and business email compromise (BEC) attacks, which also saw significant rises.

These cyber-criminals misuse security weaknesses of systems and hold the data of healthcare organizations, governments, and companies across the world, sometimes demanding millions of dollars in payment. According to the 2021 Cyber Threat Report by SonicWall, there has been a 62% increase in Ransomware since 2019.

Cyber attacks have become more disruptive than ever before. We look a 10 of the most high profile cases this year. According to the 2021 SonicWall Cyber Threat Report the world has seen a 62% increase in ransomware since 2019.

This article looks back at 2021 and explores the biggest cyber-attacks across a range of methods and industries.