What is a virus?
A computer virus is simply a software program created by an individual or a group of people that has been designed to run on a computer and carry out a malicious task. A virus can be programmed to carry out any type of malicious task on an infected computer. For example, steal files, record keystrokes of a computer, prevent or disable virus removal programs, cause harm or damage, restrict a computer, steal information or display advertising.There are many different types of viruses with different names and classifications for example: Malware, spyware, Active X, Adware, Trojan, Worms etc.
A virus can spread by many different ways. For example a virus can store itself on a USB memory stick. It can be attached to an email. Downloaded from a website. Transferred through an online person to person file sharing facility (P2P). Transferred over a local area network, Stored on a Smartphone. Basically any means a computer has of communication with other computers can potentially pose the risk of virus transfer.
What we can do.
Removal, Restore, Prevent
While there may be signs your computer has a virus (slow performance, unable to launch programs,
Rogue/Fake Antivirus, Police/garda Virus, ukash, ransomware etc.), the only way to know for sure is
to have your computer scanned for viruses. Delaying a virus removal could lead to data security issues
such as email & bank account compromised.