The Biggest Cyber Attacks in History and What We Learned

Cyber threats aren't just a technical concern anymore—they’re a global issue affecting billions of people and the world’s largest organizations. From stolen data to paralyzed systems, cyber attacks have reshaped the way we think about security in the digital age. If you’re planning to protect networks, prevent breaches, or even become a white-hat hacker, a Cyber Security Weekend Course in Bengaluru can give you the tools to navigate this high-stakes world. Let’s break down some of the biggest cyber attacks in history, what made them possible, and what lessons the cybersecurity community has taken from them. 1. WannaCry Ransomware Attack (2017) What Happened: In May 2017, a ransomware worm called WannaCry hit over 200,000 computers across 150 countries . It encrypted data and demanded Bitcoin payments to unlock the files. The attack shut down hospitals, banks, universities, and businesses—crippling operations around the world. Why It Was Devastating: WannaCry spread using a...