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Norton AntiVirus for Windows XP/Vista/7/8

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Choosing the right definition set
To choose the correct definition set, you need to know the product name and version, and whether the operating system is a 32-bit or 64-bit version.
How to find out if you are running a 32-bit or 64-bit version of Windows
How to find the name and version of your Norton product

32-bit Platforms

The following definition sets are suitable for 32-bit operating systems only.
File Name Creation Date Release Date File Size MD5 | all
20160629-019-v5i32.exe | FTP 06/29/2016 06/29/2016 242.6 MB 1801825EC5BBB9209C98A8618923B263

Supports the following versions of Symantec antivirus software:

  • Norton AntiVirus / Norton Internet Security (later than 2012)
  • Norton AntiVirus / Norton Internet Security (later than 2012)
  • Norton AntiVirus / Norton Internet Security 2008/2009/2010/2011/2012
  • Norton 360 (later than 6.0)
  • Norton 360 version 2.0/3.0/4.0/5.0/6.0
  • Norton Security
  • Norton Security with Backup
  • Symantec Endpoint Protection 12.1
  • Symantec Endpoint Protection 12.1.2 and later
  • Symantec Protection Engine 7.x for Windows
  • Symantec Mail Security for Domino v 7.x
  • Symantec Mail Security for Microsoft Exchange (32-bit)
  • Symantec Scan Engine 5.x for Windows
  • Symantec AntiVirus for Caching/Messaging/NAS for Windows
File Name Creation Date Release Date File Size MD5 | all
20160629-019-core3sdsv5i32.exe | FTP 06/29/2016 06/29/2016 56.67 MB 25C1B2E45F22AF2567DB413D54C2A73A

Supports the following versions of Symantec antivirus software:

  • Norton Security (version 22.7 or later)

64-bit Platforms

The following definition sets are suitable for 64-bit operating systems only.
File Name Creation Date Release Date File Size MD5 | all
20160629-019-v5i64.exe | FTP 06/29/2016 06/29/2016 244.06 MB 2E68B5CE2D97DF4C9C2CFEA9565834E9

Supports the following versions of Symantec antivirus software:

  • Norton AntiVirus / Norton Internet Security (later than 2012) for 64-bit OS only
  • Norton AntiVirus / Norton Internet Security (later than 2012) for 64-bit OS only
  • Norton AntiVirus / Norton Internet Security 2008/2009/2010/2011/2012 for 64-bit OS only
  • Norton 360 (later than 6.0) for 64-bit OS only
  • Norton 360 version 2.0/3.0/4.0/5.0/6.0 for 64-bit OS only
  • Norton Security
  • Norton Security with Backup
  • Symantec Endpoint Protection 12.1 for 64-bit OS only
  • Symantec Endpoint Protection 12.1.2 and later for 64-bit OS only
  • Symantec Protection Engine 7.x for Windows (64-bit)
File Name Creation Date Release Date File Size MD5 | all
20160629-019-core3sdsv5i64.exe | FTP 06/29/2016 06/29/2016 56.7 MB 695A66DE2BD12A4E02B68EC1C26B1665

Supports the following versions of Symantec antivirus software:

  • Norton Security (version 22.7 or later)
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