This is a guide to create or restore images of your partitions using the great open source tool Partimage. It provides information on how to do this locally or across the network, by setting up a Partimaged Server. I guess this info is non distribution specific, since we will work from a Rescue environment.
This article describes how to become your own Certificate Authority (CA) and issue your own server certificates. Be advised that noone else, apart from you, your internal network’s people or your friends, will or should trust this kind of certificates (self-signed). These are intended only for providing secure communication with your own services or for testing purposes.
This article describes in brief how to configure VNC server instances for one or multiple users on a remote machine, how to use VNC to start graphical applications on boot and finally how to enhance security by connecting to the server through encrypted SSH tunnels.
In this article I describe how to configure the SSH server, so that users authenticate using keys, how to generate DSA keys using ssh-keygen, how to configure ssh-agent and finally how to use ssh-add to manage cached passphrases.
The “If-Modified-Since” HTTP header is sent from an agent (browser/bot) to the web server in order to know if the requested page has been changed since its last visit. The server responds with a 200 code (Ok) if the page has been modified or with a 304 code (Not modified) if the page has not…