Antivirus Software
What is Computer Virus?
A computer virus is a computer program that can copy itself and infect a computer without the permission or knowledge of the owner. The term virus is also commonly but erroneously used to refer to other types of malware, spyware and adware programs that do not have the reproductive ability.
Virus can be specified as: Self replicating, attaches to another piece of software, runs when opened, affects the system in some way, harmless pranks, Network slow downs, system damage or data loss, compromises system security. Trojan, worm, spyware these are some of the types of the virus.
Some signs of virus:
Slow down the computer, Warnings from antivirus software, Corrupt/Disable software, Steal passwords, credit card numbers, etc.Takes control of the computer and spread themselves. Programs won’t open, Pop-ups, Changed home page or favorites, Internet stops working.
How do viruses spread?
Email is a viral tool for most businesses, but also an attractive target for attackers, Instant Messenger, Networks, P2P/File sharing software, Downloads, Floppy disks, Flash Drives. CDs, DVDs etc.
What is Computer Anti-Virus?
An antivirus software package is designed to prevent viruses or malware from damaging your PC. It does this by being able to recognise emails and programmes which are potentially harmful to your PC and then destroy them.
What should one look for when purchasing antivirus software?
There are many different vendors of Antivirus software and you are probably wondering which one is the best. There is unfortunately no simple answer to that question.
Whatever solution you choose for your computer, make sure of the following specifications:
The software can automatically update itself
The vendor provides updated virus definitions regularly The software can integrate into your email program
Virus scans can be scheduled to run automatically
The software has a proven track record
The vendor releases timely and accurate information about new viruses
. How does one keep his antivirus software up to date?
Out-of-date antivirus software means ineffective antivirus software. Antivirus software relies on regular updates to help protect against the latest threats. If you aren't subscribed to these updates, your computer may be vulnerable to attacks by malicious software
Here are some tips for making sure your antivirus software stays up to date:
• Purchase an annual subscription from your antivirus software company to make sure your antivirus software stays current and effective. If you have purchased a subscription, most antivirus software will update itself when you are connected to the Internet.
• To ensure your software is up to date, open your antivirus program from the Start menu or the taskbar notification area and look for update status. If you still aren't sure if your antivirus software is up to date, contact your antivirus software provider.
Here are some company names:
Quick Heal Total Security, Avast antivirus, AVG Antivirus, Kaspersky Anti-Virus, BitDefender Antivirus, Trend Micro, Norton Antivirus/ Internet Security, McAfee Antivirus, Panda Antivirus Pro 2009, ZoneAlarm Anti-virus 2009, F-Secure Antivirus 2009 etc.
Thus, with regular maintenance and anti-virus software, you can keep your computer successfully protected and save yourself time, money, and hassles. |