Types of Viruses you can get on your PC

Types of Viruses you can get on your PC

A computer virus is a small computer program that can copy it self on to a system without the owner 's permission or the knowledge of its existence . A computer virus can corrupt or delete data from a computer 's hard drive . In the beginning computer viruses were mostly spread through the usage removable media such as floppy disks . But with the advent of technology computer viruses have found new ways of spreading themselves through internet and emails . Different types of viruses use different

br methods for spreading themselves . Mainly computer viruses can be divided into three broad categories : Email Viruses , Trojan Horses and Worms

Email Viruses spread themselves by emailing them self to all the addresses in a persons contact list . Such emails usually have a very catchy subject forcing the user to open it . A famous email virus The I Love You ' virus caused damage worth billions in year 2000 . The messaged arrived in users email with the subject I Love You ' and upon opening it would deleted all pictures and sound s from the user 's computer and mailed it self to everyone on the contact list . The virus infected approximately 45 million computers world wide and more than US 10 billion were spent on the cleaning process

A Trojan horse is simply a small computer program claiming to do something nice but instead ends up causing damage . Trojan Horses are known for stealing data (Spy ware ) and compromising...