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Norton Definitions for Windows XP/Vista/7/8/8.1/10

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.

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
20190914-002-core3sdsv5i32.exe | HTTP 09/14/2019 09/14/2019 52.54 MB 74E0387964E7D207CFF17D214208449E

Supports the following versions of Symantec antivirus software:

  • Norton Security (version 22.7 to 22.8)
  • Norton Security with Backup (version 22.7 to 22.8)
  • Norton AntiVirus / Norton Internet Security (version 22.7 to 22.8)
  • Norton 360 (version 22.7 to 22.8)
File Name Creation Date Release Date File Size MD5 | all
20190911-001-core31sdsv5i32.exe | HTTP 09/11/2019 09/11/2019 52.63 MB 70DCFAFFC0C05B637E663BB63320E2B0

Supports the following versions of Symantec antivirus software:

  • Symantec Endpoint Protection Cloud (version 22.10)
  • Symantec Endpoint Protection 14.0 RU1 (Low-Bandwidth clients only)
File Name Creation Date Release Date File Size MD5 | all
20190914-002-core3sdsg2v5i32.exe | HTTP 09/14/2019 09/14/2019 52.54 MB AEBBA0EE1EBBFB43513C788CC26AA392

Supports the following versions of Symantec antivirus software:

  • Norton Security (version 22.9, 22.10 and later)
  • Norton Security with Backup (version 22.9, 22.10 and later)
  • Norton AntiVirus / Norton Internet Security (version 22.9, 22.10 and later)
  • Norton 360 (version 22.9, 22.10 and later)
File Name Creation Date Release Date File Size MD5 | all
20190914-002-v5i32.exe | HTTP 09/14/2019 09/14/2019 178.25 MB 1DE25A24C5720D6EB46FB600309EFEEA

Supports the following versions of Symantec antivirus software:

  • Norton AntiVirus / Norton Internet Security (later than 2012, up to version 22.6.x.x)
  • Norton AntiVirus / Norton Internet Security 2008/2009/2010/2011/2012
  • Norton 360 (later than 6.0, up to version 22.6.x.x)
  • Norton 360 version 2.0/3.0/4.0/5.0/6.0
  • Norton Security (up to version 22.6.x.x)
  • Norton Security with Backup (up to version 22.6.x.x)
  • 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

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
20190914-002-core3sdsv5i64.exe | HTTP 09/14/2019 09/14/2019 52.57 MB B12470222B973FC5DF50F70D28303B31

Supports the following versions of Symantec antivirus software:

  • Norton Security (version 22.7 to 22.8)
  • Norton Security with Backup (version 22.7 to 22.8)
  • Norton AntiVirus / Norton Internet Security (version 22.7 to 22.8)
  • Norton 360 (version 22.7 to 22.8)
File Name Creation Date Release Date File Size MD5 | all
20190911-001-core31sdsv5n64.exe | HTTP 09/11/2019 09/11/2019 53.77 MB 1B0B1508C7D769251DDD32C903F27B9F

Supports the following versions of Symantec antivirus software:

  • Symantec Endpoint Protection Cloud (version 22.10)
  • Symantec Endpoint Protection 14.0 RU1 (Low-Bandwidth clients only)
File Name Creation Date Release Date File Size MD5 | all
20190914-002-core3sdsg2v5i64.exe | HTTP 09/14/2019 09/14/2019 53.69 MB CB2AEA21209CCF429CFDC745A75FE617

Supports the following versions of Symantec antivirus software:

  • Norton Security (version 22.9, 22.10 and later)
  • Norton Security with Backup (version 22.9, 22.10 and later)
  • Norton AntiVirus / Norton Internet Security (version 22.9, 22.10 and later)
  • Norton 360 (version 22.9, 22.10 and later)
File Name Creation Date Release Date File Size MD5 | all
20190914-002-v5i64.exe | HTTP 09/14/2019 09/14/2019 179.74 MB 0B27E91BF13567E2F295E2BCD4E988E3

Supports the following versions of Symantec antivirus software:

  • Norton AntiVirus / Norton Internet Security (later than 2012, up to version 22.6.x.x) 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, up to version 22.6.x.x) 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 (up to version 22.6.x.x)
  • Norton Security with Backup (up to version 22.6.x.x)
  • 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)
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