M Hansen Tanjung

<a href="https://gitlab.com/mhansent/secure-link-nginx" rel="nofollow ugc">Secure Link for Nginx</a> is a 
shortcode plugin for WordPress to embed hash code for link that want to be 
protected. Protectition based on client IP and user agent. This plugin must be 
use when nginx web server already configured with 
<a href="http://nginx.org/en/docs/http/ngx_http_secure_link_module.html" rel="nofollow ugc">secure link module</a>
<h4>Using shortcode</h4>
Shortcode can be use with parameter or without it. Suppose you want to protect 
img.png file under /secure folder, using with parameter: 
 <code><img class="" src="/secure/img.png[sln_create slfile='/secure/img.png']" /></code> 
using it whitout parameter: 
 <code><img class="" src="[sln_create]/secure/img.png[/sln_create]" /></code>

Secure Link for Nginx

Secure Link for Nginx is a shortcode plugin for Wordpress to embed hash code for links/files that want to be protected

Alex King

Crowd Favorite

A flexible shortcode and lookup tool for creating internal links in post/page content (or anywhere shortcodes are parsed). 
A lookup tool is added to the sidebar of the post edit screen for locating shortcodes for internal posts.
A plugin by <a href="http://crowdfavorite.com" rel="nofollow ugc">Crowd Favorite</a>. We build Big Things with WordPress.

CF Internal Link Shortcode

A flexible shortcode and lookup tool for creating internal links in post/page content (or anywhere shortcodes are parsed).

Secure Link for Nginx vs CF Internal Link Shortcode