SSH (Secure SHell) is possibly the best way to remotely access a Unix system - it's very secure thanks to automatic encryption of all the traffic, and it's also quite universal because you can do all sorts of things: access remote command line shell, forward graphics session output, establish network tunnels and set up port redirections.

Linux is generally regarded as secure, but as preachy as Ubuntu gets about not using a root terminal, you’d think that they must ship this really secure operating system, right? Well… yes and no.

There are a number of choices available with Ubuntu 8.04 for FTP. VSFTPD is a great choice based on the secure design and the increased SSL support in version 2.0.6. VSFTPD has replaced the WU-FTPD with a more secure ftp daemon. This ftp program is labeled as more secure, stable, faster and more scalable. VSFTPD has taken steps to minimize the privileges it takes to run the ftp program.

I use secure shell a LOT, every day. So much so that I often take for granted how important this tool is. In this article you will learn five different (and handy) secure shell tips to make sure your ssh usage is as good as it can be.

The Ubuntu repositories contain several useful tools for maintaining a secure network and network administration.This security tools include network scanning,attack detection,Virus Detection etc.

I want to make a series of posts to record some of the things I’ve found out about maintaining the Ports Kernel for PS3 so far. I’m still to complete the full cycle to getting an updated kernel build into the repos but I’d like to note what I’ve found out so far. As I know more I’ll endeavor to update these notes so they remain fairly accurate.

When it comes to system security, there’s no single correct solution. But with vigilance and these techniques, you will be five steps closer.

Although GNU/Linux® has the reputation of being a much more secure operating system than Microsoft® Windows®, you still need to secure the Linux desktop. This tutorial takes you through the steps of installing and configuring antivirus software, creating a backup-restore plan, and making practical use of a firewall.

This Ubuntu 9.10 Mini-Course will help you set up a secure an Ubuntu 9.10 Server using Postifx, Dovecot and Thunderbird with TLS and SMTP AUTH. The goal of this configuration is to create a secure mail server using encrypted communication to retrieve mail and to send mail through your mail server.