AntiVirus for Macintosh

As new threats emerge, Symantec immediately builds new protection updates and makes them available for download on a subscription basis. If your subscription has expired, click here.

Attention: Virus definitions for Norton AntiVirus for Macintosh versions 7-8 will no longer be updated after August 1, 2008. To continue receiving updated virus definitions, please upgrade to a newer version of Norton AntiVirus for Macintosh.

The virus definitions installer you should download depends on the type of processor your Mac has (PowerPC or Intel), the Mac OS version, and the version of Norton AntiVirus for Macintosh or Symantec AntiVirus for Macintosh you are running.

Intel

File Name Creation Date Release Date File Size MD5 | all
NavM_Intel_Installer_20170116_US.zip | FTP 01/16/2017 01/16/2017 456.44 MB E7BF1EF536FFA677FA414EB97DAC259D

Supports the following versions of Symantec antivirus software:

  • Symantec Endpoint Protection for Macintosh on Mac OS X (Intel processor) Versions 12.1 through 12.1.3
File Name Creation Date Release Date File Size MD5 | all
20170116-023-MacCore18.pkg.zip | FTP 01/16/2017 01/16/2017 50.83 MB A5CBC321D17ED91E5F2AEC8BB165FBB4

Supports the following versions of Symantec antivirus software:

  • Norton Internet Security (for Macintosh) version 7.1
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