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copied!<p>Try this.</p> <pre><code>RewriteCond %{HTTP_REFERER} !^$ RewriteCond %{HTTP_REFERER} ^https?://(www\.)?([^/]+)/.*$ [NC] RewriteCond %2#%{HTTP_HOST} !^(.+)#(www\.)?\1$ [NC] RewriteRule \.(bmp|gif|jpe?g|png|swf)$ - [F,L,NC] </code></pre> <p>Would even work when only one of the referrer or target url has a leading <code>www.</code></p> <p><em><strong>EDIT</strong> : (how does this % thing work?)</em><br /></p> <p><code>%n</code> references the <strong>n</strong>(th) bracket's matched content from the <em>last</em> matched rewrite condition.</p> <p>So, in this case</p> <ul> <li><code>%1</code> = either <code>www.</code> OR <code>""</code> blank (because it's optional; used <code>()?</code> to do that)</li> <li><code>%2</code> = <code>yourdomain.com</code> (without <code>www</code> always)</li> </ul> <p>So, now the rewrite condition actually tries to match</p> <pre><code>yourdomain.com#stealer.com OR yourdomain.com#www.stealer.com </code></pre> <p>with <code>^(.+)#(www\.)?\1$</code> which means <code>(.+)#</code> anything and everything before <code>#</code> followed by <code>www.</code> (but again optional); followed by <code>\1</code> the first bracket's matched content (within this regex; not the rewrite condition) i.e. the exact same thing before <code>#</code>.</p> <p>So, <code>stealer.com</code> would fail the regex while <code>yourdomain.com</code> would pass. But, since we've negated the rule with a <code>!</code>; <code>stealer.com</code> passes the condition and hence the hot-link stopper rule is applied.</p>

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