As I was going through my blog today I found that there was a interesting article on securing your WordPress blog. It was a bit on the light side in some ways as it was a critique of another article but it did give me some help in protecting my blog even more. Take a look at the criticism and idea and read the white paper.Read More Below...
I did come across one problem when using the .htaccess file to secure the wp-admin folder. It would show the WordPress 404 error. A bit of searching brought up an article that linked to another. Basically I had to add two ErrorDocument directives.
ErrorDocument 401 /[path_to_file]/myerror.html
ErrorDocument 403 /[path_to_file]/myerror.html
When did this it worked GREAT! So go and take a look at Creating a secure WordPress install