kb.mediatemple.net/questions/1918/Hosting+multiple+SSL+certi...

with IP addresses running out developers created a method to use multiple SSL certificates on 1 IP address, the only thing stopping this was browser support. Browser support for this is now wide spread.

Overview...

support.mozilla.org/en-US/questions/954856

How do I get Firefox to re-check a websites ssl certificate? It's giving me a message saying my site's ssl certificate is expired when it isn't.

luxsci.com/blog/how-does-secure-socket-layer-ssl-or-tls-work...

A description of SSL (and TLS), how it works, and what security it provides. Written for the layman by LuxSci: provider of secure email services.

geekswithblogs.net/bvamsi/archive/2006/03/23/73147.aspx

An article on the Overview of SFTP, FTPS, SCP and FTP

luxsci.com/blog/ssl-versus-tls-whats-the-difference.html

Discussion of the similarities and differences of TLS and SSL encryption by LuxSci: provider of Secure Email and Web Security Services.