How to run Wordpress admin on a different subdomain?

Question

I have the requirement of running the Wordpress admin over https. We use a cdn to deliver cached content for the site but the cdn cannot accept secure traffic (only one SSL cert

Answer 1

Not too sure if you have seen this article but it's pretty comprehensive when it comes to Wordpress Admin over SSL. Scroll down to the part about Virtual Hosts, and there is information there about setting up the wp-admin as a subdomain.

http://codex.wordpress.org/Administration_Over_SSL