Reset Weblogic admin password

 How to change WEBLOGIC Console admin password for 11g (10.3)

1-First set environment variables
export BEAHOME=/u01/app/oracle/product/middleware
export DOMAIN_HOME=$BEAHOME/user_projects/domains/base_domain
export CLASSPATH=$CLASSPATH:$BEAHOME/wlserver_10.3/server/lib/weblogic.jar
cd $DOMAIN_HOME/bin
. ./setDomainEnv.sh

2- Now execute the command below to create the new password
cd ../security
mv DefaultAuthenticatorInit.ldift oldDefaultAuthenticator
java weblogic.security.utils.AdminAccount weblogic new_password . --DON'T FORGET THE "."


3- If it exists remove boot.properties file

cd ../servers/AdminServer
mv data data_old
cd security/
mv boot.properties oldboot.properties

4- Restart Weblogic server

cd $DOMAIN_HOME./startWebLogic.sh