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

Takashi Fujisaki

You can easily create links with thumbnails with shortcode.
When posting a link to another site or page in the article, we create a link including the thumbnail, title and domain of the linked page.
<a href="http://e-joint.jp/works/wp-thumbnail-linkbox-shortcode/" rel="nofollow ugc">Plugin Page</a>
<a href="https://github.com/ejointjp/wp-thumbnail-linkbox-shortcode" rel="nofollow ugc">Github</a>
<h3>Arbitrary section 1</h3>

WP Thumbnail Linkbox Shortcode

You can easily create links with thumbnails with shortcode.

Secure Link for Nginx vs WP Thumbnail Linkbox Shortcode