It is difficult to find the links to the EOL/EOS of Symantec Privileged Access Manager, Symantec Privileged Access Manager Server Control and Privileged Identity Manager.
PRIVILEGED ACCESS MANAGEMENT, PRIVILEGED ACCESS MANAGER SERVER CONTROL and PRIVILEGED IDENTITY MANAGEMENT
The lifecycle link for Symantec PAM is the following:
For Symantec PIM/ CA PAM SC, the link to the lifecycle information is the following: