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Macintosh Viruses

By Mary Landesman, About.com

Definition: Macintosh viruses impact only Mac users. The following is a list of some Macintosh viruses that have been discovered in the past.

Anti virus
The Mac Anti virus is thought to have orginated in France. Anti virus infects System 6 Macintoshes running Finder.

AutoStart Worm
The AutoStart worm infects Macintosh systems by taking advantage of the CD-ROM AutoStart feature.

ANTI
ANTI is a Macintosh virus. ANTI.A is a variant that removed ANTI.B from Macintosh computers.

Code 252 virus
Code 252 is a Macintosh System 6 and System 7 virus.

CDEF virus
CDEF is a Macintosh System 6 file infector.

Code 1 virus
Code 1 is a Macintosh System 6 and System 7 System file and application infector.

Melissa
Melissa virus, one of the most infectious viruses to date, is a mass-mailing email worm and macro virus combined.

AOL4FREE
AOL4FREE is part hoax, part reality. A legitimate Macintosh program named aol4free exists. There is also a hoax stating aol4free deleted files on users hard drives. There is a Trojan spread as AOL4free.com, dubbed A4F-Spoof by most antivirus vendors.

Virus Encyclopedia
An encyclopedia of general virus and malware descriptions. Includes PC, Macintosh, Unix, Active Content, and Wireless infectors.

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