You have applied for sure all those elementary means to secure your home from unwanted guests; now you have to do the same with you computer. Protect the valuable information in your computer from unnoticed Internet visitors with a firewall software. Find out what a personal firewall is and which are its advantages in keeping your system hidden and keeping uninvited people and programs out. learn that the best firewalls include tools to manage spyware, cookies and viruses. If you think you might need a firewall that offers Internet filtering to restrict content viewed in your home, read on to find out how to get one. Read about firewall software that go beyond standard protection and offer more than bare necessities. As a computer novice you might appreciate the set up ease and the ease of use of some available firewalls that you could install and use without any help.