replace any incoming image request with my logo:
<IfModule mod_rewrite.c>
RewriteEngine on
RewriteCond %{HTTP_REFERER} !^$
RewriteCond %{HTTP_REFERER} !^https://davidwalsh.name/.*$ [NC]
RewriteRule .*.(png|gif|jpe?g)$ [F,NC]
</IfModule>
article