Cyber security attacks are becoming more and more common over time, so it’s important to know what you can do to protect your information online. While there’s no bulletproof way to prevent an attack, there are a lot of things you can do that will help to lessen the risk. Here’s our top tips for simple, practical things you can do to help keep your personal information safe and secure — they go all the way up to 11. 1. Back up your data Backing up the data on your devices — by copying it to another, separate location — is one of the most important things you can do. If you’re targeted by a cyber attack you may not be able to access or use your computer, phone, or any of your other devices.