From customer case 01969050, reported by rhn-support-mhatanak. https://access.redhat.com/discussions/3238101

https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.0/html/how_to_configure_server_security/securing_users_of_the_server_and_its_management_interfaces#secure_passwords

The requirement for keytool command to have both the storepass and keypass values to be the same password is not obvious enough. It should be emphasized that both passwords need to be the same.