Under "Latest Definitions from Symantec" in Symantec Endpoint Protection Manager (SEPM), you see "Information is Currently Unavailable" instead of the most recently published definitions.
This problem can be caused by one of the following:
Since this problem can have multiple causes, check each of the following:
Endpoint Protection Manager uses data downloaded from the Symantec Security Response web page to update the "Latest from Symantec" section on its home page. If you cannot connect to the Internet on the computer where Endpoint Protection Manager is installed, this section will not be updated.
If you are using a proxy server or firewall in your environment, ensure that Endpoint Protection Manager has free access to the following URLs:
Refer to the Microsoft documentation for your operating system to determine how to disable IE Enhanced Security Configuration.
At the Windows Command Prompt, run the command nslookup securityresponse.symantec.com
. This should return the server IP address as shown in the following example.
You should also be able to access the following URL directly:
http://securityresponse.symantec.com/avcenter/venc/auto/defstats.xml
Post March 02, 2020, the above webpage redirects to the following URL:
https://www.broadcom.com/avcenter/venc/auto/defstats.xml
Ensure the above outlined URL is accessible.