Symantec Endpoint Protection Installations on Windows x64 Platforms
How to update definitions for Symantec Endpoint Protection Manager using the .jdb file
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sef/20260715-001-SEF_IU_SEP_14.3_RU9_x64.jdb	07/15/2026	7/15/2026	13.29 MB			1F5E705A6DC63261B3BC4401214D81C5
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection Manager 14.4 x64
Symantec Endpoint Protection Manager 14.3 RU10 x64
Symantec Endpoint Protection Manager 14.3 RU9 x64
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Symantec Endpoint Protection Client Installations on Windows x64 Platforms
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sef/20260715-001-SEF_IU_SEP_14.3_RU9_x64.exe	07/15/2026	7/15/2026	11.48 MB			BB3E674FA1F349CA4EA60E4B6D1DFA53
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.4 x64 (Client only)
Symantec Endpoint Protection 14.3 RU10 x64 (Client only)
Symantec Endpoint Protection 14.3 RU9 x64 (Client only)