Placing password on Oracle Listener

• Article Type: General
• Product: Aleph
• Product Version: 16.02

Description:
How do I place a password on the Oracle Listener (TNSLSNTR set with no password on version 16.02)?

Resolution:
Open the $ORACLE_HOME/network/admin/listener.ora file and locate the name of your listener.

For instance my listener has the default name LISTENER. I can see this in the following lines:
LISTENER =
(DESCRIPTION_LIST =

It is the line starting LISTENER= . Simply add a line to this file with the following format:
PASSWORDS_{LISTENER_NAME}=somesecretpassword