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• Boot Sector Virus : Spreads by passing of floppy disks. Substitutes its code for DOS boot sector or Master Boot Record. Used to be very common in 1980's and 1990's.
• Polymorphic Virus: Virus that has the ability to “change” its own code to avoid detection by signature scanners.
• Macro Virus: Is based on a macro programming language of a popular application e.g. MS Word and Excel.
• Stealth Virus: Virus that has the ability to hide its presence from the user. The virus may maintain a copy of the original, uninfected data and monitor system activity.
jim items answered the question on March 15, 2019 at 10:03
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