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_20170627_US.zip | FTP 06/27/2017 06/27/2017 436.6 MB A4470FD43E650B1788F2251674291E1F

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
20170627-018-MacCore18.pkg.zip | FTP 06/27/2017 06/27/2017 74.6 MB 637E04D6D737E775390D800193666DA6

Supports the following versions of Symantec antivirus software:

  • Norton Internet Security (for Macintosh) version 7.1
File Name Creation Date Release Date File Size MD5 | all
20170627-018-MacSEP.pkg.zip | FTP 06/27/2017 06/27/2017 220.56 MB AC5D6611D2F1BAB217879B9CA8B6FD3B

Supports the following versions of Symantec antivirus software:

  • Symantec Endpoint Protection for Macintosh on Mac OS X (Intel processor) versions 12.1.4 through 12.1.6
File Name Creation Date Release Date File Size MD5 | all
20170627-018-MacSEP14.pkg.zip | FTP 06/27/2017 06/27/2017 221.3 MB DD6F5E2C6C9AE2C0A879FA4D8153AD68

Supports the following versions of Symantec antivirus software:

  • Symantec Endpoint Protection for Macintosh on Mac OS X (Intel processor) version 14.x
  • Twitter
  • Facebook
  • LinkedIn
  • Google+
  • YouTube