Tag Archives: server

Shellshock, a new server security threat

Image credits: bankinfosecurity.com

Image credits: bankinfosecurity.com

I’m sorry for the long absence, but last three months has been really intense.
Probably you know yet about Heartbleed, the bug in the most used SSL library.

Another very huge bug has been discovered in this days, Shellrock. This bug is present in Bash, the shell utility more used in the world in almost all unix/linux devices. Bash is used in Router, Server, Macs ad so on… Actually the patch has been released and all the major Linux distribution have already patched Bash. The bug is already exploited, infacts it’s easily exploitable through special http request to services using bash. Continue reading

How Google Pagespeed make this website faster

pagespeedProbably you already know Google Pagespeed, that is the name of three Google’s tools. This project has the target to make the web faster, a very important topic lately… Precisely the tools are:

  • Pagespeed Insight, the most famous tool. It’s a page analyzer to bench page performance, and suggests what you should change in your website to speed up your website load time.
  • Pagespeed Module, is the main subject of this post. This is a module, available for Nginx (ngx_pagespeed) and Apache (mod_pagespeed), automatically perform optimization to speed up your pages, without the need to change anything in your application code.
  • Pagespeed Service, is a proxy managed by Google, powered by the Pagespeed Module. If you haven’t the possibility to install the module directly on your server, this is the best solution.

As I told in a previous post, this website server runs Pagespeed. Using this module I had many facilities. The module performs many optimizations, which are boring to implement, especially on a CMS… Continue reading