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- #apache cdorked Backdoor detection and prevention with #haproxy : blog.exceliance.fr/2013/05/08/apa… 1 week ago
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Tag Archives: apache
Apache cdorked backdoor detection
Apache Cdorked.A backdoor This is a pretty recent attack, using Cpanel to change the Apache httpd binary by a compromised one which embeds a backdoor. A few articles with more details are available here: * http://www.welivesecurity.com/2013/04/26/linuxcdorked-new-apache-backdoor-in-the-wild-serves-blackhole/ * http://blog.sucuri.net/2013/04/apache-binary-backdoors-on-cpanel-based-servers.html It seems … Continue reading
HAProxy and gzip compression
Synopsis Compression is a Technic to reduce object size to reduce delivery delay for objects over HTTP protocol. Until now, HAProxy did not include such feature. But the guys at Exceliance worked hard on it (mainly David Du Colombier and … Continue reading
Posted in HAProxy, optimization, performance
Tagged apache, compression, performance, webperf
6 Comments
Scalable WAF protection with HAProxy and Apache with modsecurity
Greeting to Thomas Heil, from our German partner Olanis, for his help in Apache and modsecurity configuration assistance. What is a Web Application Firewall (WAF)? Years ago, it was common to protect networks using a firewall… Well known devices which … Continue reading
Posted in Aloha, architecture, HAProxy, security
Tagged apache, content switching, ddos, high-availability, infrastructure, mod_security, performance, reverse-proxy, scalability, transparent proxy
6 Comments
Protect Apache against “apache killer” script
What is Apache killer? Apache killer is a script which aims to exploit an Apache Vulnerability. Basically, it makes Apache to fill up the /tmp directory which makes the webserver unstable. Who is concerned? Anybody running a website on Apache. … Continue reading
Implement HTTP keepalive without killing your apache server
Synopsis This howto will explain you how you can use your Aloha LoadBalancer to implement HTTP Keepalive and save resources on your server at the same time. What is HTTP KeepAlive? In early version of HTTP protocol, clients used to … Continue reading
