If you can read this page, it means that the Apache http server installed at this site is working properly. You can make your own virtual hosts under /var/www. The bitcoin system works without a central repository or single administrator like a bank, so it's called " decentralized digital currency ". The configuration system is fully documented in /usr/share/doc/apache2/bian. If you are found to be breaking any of the above rules or trying to gain an unfair advantage to abuse the service, your account will be deleted and your account balance forfeited.