History's biggest cyberattacks and how to protect yourself on the internet

When a large company falls victim to a cyberattack, millions of people stand to have their sensitive data compromised.

The biggest cyberattacks in history have seen tens to hundreds of millions of users' information exposed to hackers. They have caused stock prices to plummet and customers to abandon brands.

Companies spend a considerable amount of money on cybersecurity each year. But as their security measures become more advanced, so do cybercriminals' methods to outmaneuver them.