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_20141022_US.zip | FTP 10/22/2014 10/22/2014 912.4 MB 019C024513F0464F38EBBB3099BCA1A1

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)

PowerPC

File Name Creation Date Release Date File Size MD5 | all
NavM9_Installer_20141022_US.zip | FTP 10/22/2014 10/22/2014 912.61 MB B7B09458D14C78C15EB6AA30210011A5

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)