The biggest cybersecurity and cyberattack stories of 2023

**1. MOVEit Transfer**

The mass exploitation of MOVEit Transfer, another popular file-transfer tool used by enterprises to securely share files, remains the largest and most damaging breach of 2023. The fallout from this incident — which continues to roll in — began in May when Progress Software disclosed a critical-rated zero-day vulnerability in MOVEit Transfer. This flaw allowed the Clop gang to carry out a second round of mass hacks this year to steal the sensitive data of thousands of …

breach critical cyberattack cybersecurity enterprises exploitation file files incident may moveit moveit transfer popular progress progress software roll share software stories tool transfer vulnerability zero-day zero-day vulnerability