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_20160831_US.zip | FTP 08/31/2016 08/31/2016 381.02 MB 1C927A1304562C1020E75A4D86062C16

Supports the following versions of Symantec antivirus software:

  • Symantec Endpoint Protection for Macintosh on Mac OS X (Intel processor) Versions 11.0.6 through 12.1.3
  • Norton AntiVirus for Macintosh 11.x on Mac OS X (Intel processor)
  • Symantec AntiVirus for Macintosh 10.2 on Mac OS X (Intel processor)
File Name Creation Date Release Date File Size MD5 | all
20160830-001-MacCore18.pkg.zip | FTP 08/30/2016 08/30/2016 42.83 MB 4AB35B6ECBE95FAE06FE3E1DFFCA3E19

Supports the following versions of Symantec antivirus software:

  • Norton Internet Security (for Macintosh) version 7.1

PowerPC

File Name Creation Date Release Date File Size MD5 | all
NavM9_Installer_20160831_US.zip | FTP 08/31/2016 08/31/2016 700.83 MB B889FFDA7EE7A3B7EA10403344F9E201

Supports the following versions of Symantec antivirus software:

  • Symantec Endpoint Protection for Macintosh on Mac OS X (PowerPC processor) Versions 11.0.6 through 12.1.3
  • Norton AntiVirus for Macintosh 11.x on Mac OS X (PowerPC processor)
  • Norton AntiVirus for Macintosh 10.x on Mac OS X (PowerPC or Intel Processor)
  • Symantec AntiVirus for Macintosh 10.2 on Mac OS X (PowerPC processor)
  • Symantec AntiVirus for Macintosh 10.1 on Mac OS X (PowerPC or Intel Processor)
  • Symantec AntiVirus for Macintosh 10.0 on Mac OS X (PowerPC or Intel Processor)
  • Twitter
  • Facebook
  • LinkedIn
  • Google+
  • YouTube