http://www.cirt.net/nikto2
http://www.vogella.de/blog/2011/06/08/mod_pagespeed-ubuntu
http://engineering.foursquare.com/201...ecommendation-engine-foursquare-style
http://onjava.com/lpt/a/3273
http://www.varnish-software.com/products-services/varnish-cache
http://khaidoan.wikidot.com/solr
http://code.google.com/intl/de/speed/page-speed/docs/overview.html
http://www.cyberciti.biz/tips/howto-a...e-force-https-secure-connections.html
http://guide.debianizzati.org/index.php/Apache,_SSL_e_CaCert.Org
http://finelycultured.com/2009/09/using-apache2s-digest-authentication
http://www.areanetworking.it/fail2ban...od_security-web-server-hardening.html
http://www.cyberciti.biz/tips/howto-p...formance-benchmarks-a-web-server.html
http://allanfeid.com/content/hardening-apache-server
http://www.ubuntugeek.com/howto-setup...sing-webdav-with-mozilla-sunbird.html
http://www.howtoforge.com/how-to-set-up-webdav-with-apache2-on-ubuntu-8.10