How do you prevent hackers?

Answer 1

they really cannot be stoppped but you can try to prevent them from accessing your machine as best as you can eg windows firewall any virus program that has an additional firewall and spyware detectors and eliminators to keep their trojans and spying tools out your machine keep a close eye on the emails and attachments you open that's their way in along with web sites

Answer 2

To prevent hackers from getting on your computer you can download various firewalls, security software etc. Another option is to hire a professional hacker to try to hack into your computer and to suggest various ways to protect your computer. Hope I helped!

Answer 3

By using a good antivirus program and a good firewall program, and keeping them up-to-date.