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Implementing Listener Security

Posted on 08-Jul-2009 By Admin No Comments on Implementing Listener Security

Step:1

======

Do following steps to implement encrypted listener password.

$ lsnrctl

LSNRCTL> set current_listener LISTENER

LSNRCTL>set save_config_on_stop on

LSNRCTL> change_password

Old password:

New password: e1

Reenter new password: e1

LSNRCTL> set password

Password: e1

LSNRCTL> stop

Step:2

======

Check your listener.ora file

Entries similar to the following should have been added to your listener.ora

automatically.

SAVE_CONFIG_ON_STOP_listener1 = ON

PASSWORDS_listener1 = 2D6C48144CF753AC

Step:3

======

Additionally, to prevent altering the running listener configuration, you can set the following parameter in the listener.ora file:

ADMIN_RESTRICTIONS_listener_name=ON

==========================

Script to stop listener using script.

————————————-

#!/bin/sh

lsnrctl < EOF
set current_listener listener_name

set password encrypted_password

stop

exit

EOF

Oracle, SQL scripts

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