: For a Symantec Endpoint Protection Manager (SEPM) in a "dark network," you can download .jdb files from Broadcom Support and place them in the ...\virusdefs\incoming folder to update the entire fleet at once.
Broadcom acquired Symantec’s enterprise security division. You need a valid support contract and login credentials. symantec endpoint protection 14.2 definitions download
Do not use third-party mirror sites. Go directly to the Broadcom support portal: : For a Symantec Endpoint Protection Manager (SEPM)
When a SEP 14.2 client initiates a definition download (typically every 4 to 24 hours, per policy), the following sequence occurs: the following sequence occurs: