About Security for My PC
As creative and helpful as they are, computers still face daily threats from hackers, viruses, spyware and other security risks. Operating systems come with basic security functions, but these are often inadequate for daily use, especially if you're connected to the Internet at all times. As well as taking steps to protect your computer and its files, you can also learn more about how to use your computer safely to reduce the risk of encountering threats in the first place.
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Antivirus Software
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Viruses are everywhere and they can infect your computer through a variety of mediums. The most common is the Internet, through Web pages and downloaded software, but they can also be put on your computer through email attachments, flash drives, CDs and anything else that can access your computer system. Install a reliable antivirus system to and keep it updated to protect your computer from viruses. If you don't have money to spend, you can still find a free program such as Comodo Internet Security, AVG or Avira AntiVir.
Antispyware Software
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Spyware is another type of malicious application that can harm your computer. Just like antivirus software, you can download free antispyware software to protect your computer against this type of malicious application. Ad-Aware and Spybot: S&D are reliable free programs.
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Firewall
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A firewall is an application that helps guard incoming and outgoing traffic (such as data packets sent through your Internet connection) to prevent hackers from getting into your system. Windows and Mac OS both come with firewalls of some kind preinstalled, but a third-party application is a better alternative, such as Comodo Internet Security or ZoneAlarm.
Safe Computer Use
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The best way to protect your computer is to avoid anything that can compromise its security in the first place. When accessing the Internet, be careful of sites that look suspicious and don't download any software unless you can verify for certain that it is what it says it is. When reading email, don't download attachments or even view images unless you know exactly what it is and if you can verify the sender. Perform periodic scans of your computer using both your antispyware and antivirus applications to make sure there aren't any hidden malicious files on your computer. Also perform a scan on anything you download before you use it, such as a new program or media file.
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Resources
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