How to protect your computer

if we are accessing internet on our  computer then there is always a security threat to our computer. The immediate question that comes to our mind is how to protect our computer from these daily security threats. As per a online Security Expert there are three basic steps need to taken to ensure that computer is protected from security attacks and viruses. Lets see these three steps.

1) Firewall:- A firewall is a part of a computer system or network that is designed to block unauthorized access while permitting authorized communications. It is a device or set of devices which is configured to permit or deny computer applications based upon a set of rules and other criteria. So Its better if you install Firewall on your computer. These days some operating systems have built in Firewalls like Windows 7.  There are some add on firewalls which can be downloaded from the internet.

2) System Updates:- Its always advisable to use genuine ( License)  windows operating  system. Pirated version comes at cheap price but always have some limitations like you will not get daily updates. Daily updates from Microsoft site are important for keeping computer safe.


3) Antivirus:- Antivirus software is used to prevent, detect, and remove malware including computer viruses, Trojan horses, worms  Such programs may also prevent and remove adware, spyware and other forms of malware. There are so many antivirus softwares available in the market. Kaspersky Internet Security 2010, Bit Defender 2010 , Norton Internet Security and McAfee Internet Security 2010 are the most popular and leading antivirus softwares in the world.