In our hyperconnected world, the threat of cyberattacks has become unavoidable reality. From data leaks affecting billions to silent breaches that span years, the world's biggest cyberattacks have reshaped how we think about digital security. These incidents aren't just cautionary tales — they're milestones in the evolution of cybersecurity risk. In this blog, we'll break down five of the biggest cyberattacks in history — looking at how they happened, what damage they caused,