Alias /phpmyadmin /usr/share/phpmyadmin

<Directory /usr/share/phpmyadmin>
    Order deny,allow
    Deny from all
    Allow from 127.0.0.1
    ErrorDocument 403 "Access denied per /etc/httpd/conf/webapps.d/phpmyadmin.conf"

    php_flag session.auto_start 0
</Directory>

<Directory /usr/share/phpmyadmin/libraries>
    Order deny,allow
    Deny from all
</Directory>