Types of Antivirus Programs
Antivirus software offers computer protection for web users. However, many different types of antivirus programs on the market, each with different intended uses and levels of protection. Every computer hooked up to the Internet should have appropriate protection, so knowing about the different forms of antivirus protection is important for making an informed antivirus software purchase or upgrade.
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Traditional Antivirus Programs
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Generically labeled "Antivirus Software" is the main type of antivirus software used by consumers. It eliminates most viral infections, but does not always detect specialized malware and other less overt infections.
Anti-Spyware Programs
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Spyware can take a viral, self-replicating form. Spyware viruses are removable with most types of antivirus software, but more benign, non-viral spyware may be overlooked; anti-spyware is important for protecting financial information.
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Anti-Adware Programs
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As with viral spyware, most viral adware programs can be removed using traditional antivirus programs, but benign adware requires specialized anti-adware software; adware is usually more of a nuisance than a security threat.
Trojan Horse Removal Programs
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Trojan horses are not technically viral, but many people call them viruses. Trojan horses are designed to remain dormant until active, making them hard to detect. Anti-Trojan programs are necessary for most web users.
Brands
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Of the four major types of antivirus programs, there are several brands to choose from. The two most widely known are Norton and McAfee.
Levels of Protection
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Many companies, such as AVG and Lavasoft, offer free protection along with paid options. Typically, free programs have lower protection, utilizing smaller virus libraries and less active protection.
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