How to Recover Weblogic Administration Password of Enterprise Manager

As you may know, Weblogic is a part of Enterprise Manager Cloud Control environment, and it’s automatically installed and configured by the EM installer. The Enterprise Manager asks you to enter a username and password for Weblogic administration. This information is stored in secure files, and you usually do not need them unless you need to use Weblogic console. So it’s easy to forgot these username and password, and that’s what happened to me. Fortunately there’s a way to recover them without even resetting new user/password. Here are the steps:

First we need to know DOMAIN_HOME directory. My OMS is located in “/u02/Middleware/oms”. You can find yours if you read “/etc/oragchomelist”. If the full path of OMS is “/u02/Middleware/oms”, my middleware home is “/u02/Middleware/”. Under my middleware home, I need to go GCDomains folder:

First let’s get the encrypted information from file: