This whitepaper delves into the growing threat of ransomware, a menace that costs Australian businesses billions each year. It outlines the latest tactics employed by cybercriminals, including ransomware-as-a-service (RaaS), and breaks down the stages of an attack step-by-step. The document provides practical strategies for businesses to bolster their cybersecurity, such as implementing endpoint protection, conducting employee training, ensuring regular patching, and maintaining robust backup solutions. Additionally, it explores advanced measures like zero-trust architecture and sophisticated threat detection tools.