An antivirus firewall software program is essential for computers used to access the internet.
Personal computers are being used more and more for social interaction between families and friends.
Any computer that is connected to the internet through a high speed connection is vulnerable at all times to acquiring a Trojan or virus.
It is also susceptible to hackers trying to access your personal information.
The explosion of Internet use by the average person at home has given rise to more and more Trojans, Worms, Adware, Spyware, Viruses and other programs that can potentially harm your computer operating system.
These programs can access any unprotected computer hooked to the Internet through any type of connection.
Having a high speed Internet connection raises the danger level exponentially.
Some of these programs spy on your computer usage for advertising purposes.
Some programs are used to track your movements on different web sites.
Some programs are malicious in nature and intend to wreck as much havoc as possible to as many computers as possible.
Some programs attach themselves to your system and then want you to buy their program to correct the problem There are more programs that are classified potentially threatening than I am aware of.
There seems to be a new threat almost daily.
Hackers from around the world access the Internet and then either steal data from their prey or attach malicious software on the computer they access to do any number of things.
Crashes are common because of all the programs computers are susceptible to if not protected by proper Antivirus and Firewall programs to exclude them.
Antivirus Firewall Software works by analyzing data patterns and closes access to any pattern not recognized as normal.
This software is not infallible but sure stops a huge percentage of malicious software from infecting the average computer users operating systems.
With all the new Internet usage of social sites such as Facebook, Twitter and others, computers are all the more vulnerable because of all the people being able to post so much data online.
Be safe and make sure you have Antivirus and Firewall Software installed on your computer.
It is most often easier to prevent problems than correct them!