Archive for the 'Apache' Category



Sep 24 2016

Reuse PFX Exchange / IIS Certificate on Apache Web Server

Published by under Apache,Exchange,Mail

While generating a Microsoft Exchange (or IIS web server) certificate, take the opportunity to add extra domain names and reuse it on Apache web servers. This will save you a few bucks and time, unless the CA provides a certificate for multiple platforms. PFX is a popular exchange format on Microsoft software such as Exchange […]

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Sep 13 2015

Apache Reverse Proxy 503 Permission Denied

Published by under Apache,Linux

Apache configured as a reverse proxy forwards requests to a web backend. But your browser throws an enigmatic 503 error: “Service temporarily unavailable”. The first thing I do is looking at the http logs in /var/log/httpd/ssl_error_log, where I am getting some permission issue:(13)Permission denied: proxy: HTTP: attempt to connect to (*) failed You may […]

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Oct 05 2010

Force HTTPS Redirect in Apache

Published by under Apache

Configure Apache to redirect HTTP requests to HTTPS protocol. This can be achieved with mod_rewrite. RewriteCond %{HTTPS} off filters incoming requests which protocol isn’t HTTPS.

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Sep 26 2006

Apache Authentication against Active Directory

Published by under Apache,Ldap

Steps to authenticate Apache against Windows Active Directory with LDAP module.

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