Create a SSL Cert, sign by Godaddy.com, install on Apache

• Login VPS, root@ubuntu:~# openssl req -new -newkey rsa:2048 -nodes -keyout your_domain.key -out your_domain.csr
• Godaddy.com
• Product > SSL Cert
• Basic SSL Cert
• 3 yrs
• Add to cart
• Checkout
• Payment
• Account > SSL Cert
• Setup
• Launch
• Current Certificates
• Credits
• Refresh
• Request Certificate
• Choose 3rd party
• Paste your_domain.csr content to form
• submit
• Wait for email.
• Download cert from Godaddy.com.
• Select Apache.
• Copy your_domain.crt and gd_bundle.crt (the CA's bundle file) to VPS, e.g. /etc/ssl/private/
• Edit /etc/apache2/sites-available/default.ssl
• SSLCertificateFile /etc/ssl/private/your_domain_com.crt
• SSLCertificateKeyFile /etc/ssl/private/private.key
• SSLCACertificateFile /etc/ssl/private/gd_bundle.crt
• Restart apache.  $> sudo service apache2 restart
• Done
  

References:
http://support.godaddy.com/help/article/5269/generating-a-certificate-signing-request-csr-apache-2x
http://support.godaddy.com/help/article/562/requesting-standard-and-wildcard-ssl-certificates
http://support.godaddy.com/help/article/5238/installing-an-ssl-certificate-in-apache

https://help.ubuntu.com/12.04/serverguide/httpd.html
http://www.geocerts.com/install/apache_2