In the event one forgets their iPlanet^H^H^H^H^H^H^HSun Java System web server admin server password here is the reset process:
Open the file server_root/https-admserv/config/admpw in an editor
You should see a string like this:
admin:{SHA}wuxl6TYxeB7pHCJwcbKicQQyoQM=
Where “admin” is the username and everything to the right of the colon is the password. Deleting the encrypted password will reset it back to a null value.