How to reset WebLogic admin server password

If you forgot your admin user password for WebLogic, you can reset it this way. Ensure you are in the domain directory first! 

source $WL_HOME/server/bin/setWLSEnv.sh 

cd mydomain
mv security/DefaultAuthenticatorInit.ldift security/DefaultAuthenticatorInit.ldift.bak

java weblogic.security.utils.AdminAccount <admin_username> <new_password> security