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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
20200118-002-core3sdsv5i32.exe | HTTP 01/18/2020 01/18/2020 48.72 MB 08488EEC8E0452E35D68A1EAE9943E0D

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
20200115-004-core31sdsv5i32.exe | HTTP 01/15/2020 01/15/2020 48.67 MB 7DA04A2B90C5BB3472DDA339713B6394

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
20200118-002-core3sdsg2v5i32.exe | HTTP 01/18/2020 01/18/2020 48.72 MB A87B30EED14A4154ACD97125E93E21E1

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
20200118-002-v5i32.exe | HTTP 01/18/2020 01/18/2020 155.11 MB 4ED62F5673E6718F5CB43FAA817D9C43

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
20200118-002-core3sdsv5i64.exe | HTTP 01/18/2020 01/18/2020 48.75 MB D61C5631F82BB331ED20432E67E4C149

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
20200115-004-core31sdsv5n64.exe | HTTP 01/15/2020 01/15/2020 49.83 MB CD0946E6724FAD28D1AD9E4B5A70135C

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
20200118-002-core3sdsg2v5i64.exe | HTTP 01/18/2020 01/18/2020 49.87 MB 8ABD7E8C8F4026F5953B62738F15017A

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
20200118-002-v5i64.exe | HTTP 01/18/2020 01/18/2020 156.6 MB 829E09CA3D323818ED43320347222F8D

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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