cavimaster

Make a private category (with login-logout) 
A login will then appear on the selected category page . 
Put in this category all posts that should be private not forget to change the status to private. 
Users must identify themselves to gain access to content
Options: active/desactive privacy || choose category || subscriber can/cant read private posts&pages
<a href="http://www.devsector.ch/index.php/wordpress" rel="nofollow ugc">devsector.ch</a>

Private categories

Making private category (with login-logout)

richieri

When you write a new Post or Page (or maybe a Custom Post Type) this plugin make Private Visibility choosen by default.
Active it and it’s done.
<h4>Important URL’s</h4>
<a href="http://www.richieri.com/" rel="nofollow ugc">Author’s Blog</a>
<a href="http://www.richieri.com/private-post-by-default/" rel="nofollow ugc">Plugin Home</a> | 
<a href="http://www.richieri.com/private-post-by-default/" rel="nofollow ugc">Forum</a> | 
<a href="http://twitter.com/richieri" rel="nofollow ugc">Twitter</a>

Private Posts by Default

When you write a new Post or Page (or maybe a Custom Post Type) this plugin make Private Visibility choosen by default.

Private categories vs Private Posts by Default