How do you stop people hacking your computer?

if they have a hacking programme thing on their computer how do you stop them doin it to you?

if you have a security programme on your computer will that stop them being able to hack you?

How do you stop people hacking your computer?microsoft office

If you have a security program that can help also you can turn on your windows firewall.

How do you stop people hacking your computer?norton antivirus

Norton should suffice but mc afee is better
They will always find a way in, no matter what you have installed. However, ensure you get Microsoft Security Updates regularly, by turning on the update facility, and ensure you firewall is always on. You do not say what security you have, but download Spybot - Search and Destrpo (make sure it is the right one). AVG Free, ADAwareSE. These are free from www.download.com
You should get the Norton Virus disks.
Make sure you keep your anti-virus and anti-spyware are kept up to date and also make sure that none of your ports are open. The link will help you

http://compnetworking.about.com/od/netwo...
Disconnect your computer from the Internet then remove the attackers trojan horse which he uses to control your machine remotely with antivirus.

If you don't know how to secure your computer properly or