<?xml version="1.0" encoding="utf-8"?>
<feed xml:lang="en-us" xmlns="http://www.w3.org/2005/Atom"><title>Simon Willison's Weblog: rpaf</title><link href="http://simonwillison.net/" rel="alternate"/><link href="http://simonwillison.net/tags/rpaf.atom" rel="self"/><id>http://simonwillison.net/</id><updated>2008-06-24T17:02:55+00:00</updated><author><name>Simon Willison</name></author><entry><title>mod_rpaf for Apache</title><link href="https://simonwillison.net/2008/Jun/24/modrpaf/#atom-tag" rel="alternate"/><published>2008-06-24T17:02:55+00:00</published><updated>2008-06-24T17:02:55+00:00</updated><id>https://simonwillison.net/2008/Jun/24/modrpaf/#atom-tag</id><summary type="html">
    
&lt;p&gt;&lt;strong&gt;&lt;a href="http://stderr.net/apache/rpaf/"&gt;mod_rpaf for Apache&lt;/a&gt;&lt;/strong&gt;&lt;/p&gt;
A more secure alternative to Django’s equivalent middleware: sets the REMOTE_ADDR of incoming requests from whitelisted load balancers to the X-Forwarded-For header, without any risk that if the load balancers are missing attackers could abuse it to spoof their IP addresses.


    &lt;p&gt;Tags: &lt;a href="https://simonwillison.net/tags/apache"&gt;apache&lt;/a&gt;, &lt;a href="https://simonwillison.net/tags/django"&gt;django&lt;/a&gt;, &lt;a href="https://simonwillison.net/tags/http"&gt;http&lt;/a&gt;, &lt;a href="https://simonwillison.net/tags/load-balancing"&gt;load-balancing&lt;/a&gt;, &lt;a href="https://simonwillison.net/tags/middleware"&gt;middleware&lt;/a&gt;, &lt;a href="https://simonwillison.net/tags/modrpaf"&gt;modrpaf&lt;/a&gt;, &lt;a href="https://simonwillison.net/tags/rpaf"&gt;rpaf&lt;/a&gt;, &lt;a href="https://simonwillison.net/tags/security"&gt;security&lt;/a&gt;, &lt;a href="https://simonwillison.net/tags/xforwardedfor"&gt;xforwardedfor&lt;/a&gt;&lt;/p&gt;



</summary><category term="apache"/><category term="django"/><category term="http"/><category term="load-balancing"/><category term="middleware"/><category term="modrpaf"/><category term="rpaf"/><category term="security"/><category term="xforwardedfor"/></entry></feed>